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154 KiB
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<!DOCTYPE html><html lang="en"><head><meta charset="utf-8"><meta name="viewport" content="width=device-width, initial-scale=1.0"><meta name="generator" content="rustdoc"><meta name="description" content="Source to the Rust file `src/error.rs`."><meta name="keywords" content="rust, rustlang, rust-lang"><title>error.rs.html -- source</title><link rel="stylesheet" type="text/css" href="../../normalize.css"><link rel="stylesheet" type="text/css" href="../../rustdoc.css" id="mainThemeStyle"><link rel="stylesheet" type="text/css" href="../../dark.css"><link rel="stylesheet" type="text/css" href="../../light.css" id="themeStyle"><script src="../../storage.js"></script></head><body class="rustdoc source"><!--[if lte IE 8]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><nav class="sidebar"><div class="sidebar-menu">☰</div></nav><div class="theme-picker"><button id="theme-picker" aria-label="Pick another theme!"><img src="../../brush.svg" width="18" alt="Pick another theme!"></button><div id="theme-choices"></div></div><script src="../../theme.js"></script><nav class="sub"><form class="search-form js-only"><div class="search-container"><input class="search-input" name="search" autocomplete="off" placeholder="Click or press ‘S’ to search, ‘?’ for more options…" type="search"><a id="settings-menu" href="../../settings.html"><img src="../../wheel.svg" width="18" alt="Change settings"></a></div></form></nav><section id="main" class="content"><pre class="line-numbers"><span id="1"> 1</span>
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|
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|
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|
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|
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|
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|
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|
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|
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|
|||
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|
|||
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|
|||
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|
|||
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|
|||
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|
|||
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|
|||
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|
|||
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|
|||
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|
|||
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|
|||
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|
|||
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|
|||
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|
|||
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|
|||
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|
|||
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|
|||
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|
|||
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|
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|
|||
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|
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|
|||
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|
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|
|||
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|
|||
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|
|||
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|
|||
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|
|||
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|
|||
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|
|||
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|
|||
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|
|||
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|
|||
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|
|||
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|
|||
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|
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|
|||
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|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
<span id="431"> 431</span>
|
|||
|
|
<span id="432"> 432</span>
|
|||
|
|
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|
|||
|
|
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|
|||
|
|
<span id="435"> 435</span>
|
|||
|
|
<span id="436"> 436</span>
|
|||
|
|
<span id="437"> 437</span>
|
|||
|
|
<span id="438"> 438</span>
|
|||
|
|
<span id="439"> 439</span>
|
|||
|
|
<span id="440"> 440</span>
|
|||
|
|
<span id="441"> 441</span>
|
|||
|
|
<span id="442"> 442</span>
|
|||
|
|
<span id="443"> 443</span>
|
|||
|
|
<span id="444"> 444</span>
|
|||
|
|
<span id="445"> 445</span>
|
|||
|
|
<span id="446"> 446</span>
|
|||
|
|
<span id="447"> 447</span>
|
|||
|
|
<span id="448"> 448</span>
|
|||
|
|
<span id="449"> 449</span>
|
|||
|
|
<span id="450"> 450</span>
|
|||
|
|
<span id="451"> 451</span>
|
|||
|
|
<span id="452"> 452</span>
|
|||
|
|
<span id="453"> 453</span>
|
|||
|
|
<span id="454"> 454</span>
|
|||
|
|
<span id="455"> 455</span>
|
|||
|
|
<span id="456"> 456</span>
|
|||
|
|
<span id="457"> 457</span>
|
|||
|
|
<span id="458"> 458</span>
|
|||
|
|
<span id="459"> 459</span>
|
|||
|
|
<span id="460"> 460</span>
|
|||
|
|
<span id="461"> 461</span>
|
|||
|
|
<span id="462"> 462</span>
|
|||
|
|
<span id="463"> 463</span>
|
|||
|
|
<span id="464"> 464</span>
|
|||
|
|
<span id="465"> 465</span>
|
|||
|
|
<span id="466"> 466</span>
|
|||
|
|
<span id="467"> 467</span>
|
|||
|
|
<span id="468"> 468</span>
|
|||
|
|
<span id="469"> 469</span>
|
|||
|
|
<span id="470"> 470</span>
|
|||
|
|
<span id="471"> 471</span>
|
|||
|
|
<span id="472"> 472</span>
|
|||
|
|
<span id="473"> 473</span>
|
|||
|
|
<span id="474"> 474</span>
|
|||
|
|
<span id="475"> 475</span>
|
|||
|
|
<span id="476"> 476</span>
|
|||
|
|
<span id="477"> 477</span>
|
|||
|
|
<span id="478"> 478</span>
|
|||
|
|
<span id="479"> 479</span>
|
|||
|
|
<span id="480"> 480</span>
|
|||
|
|
<span id="481"> 481</span>
|
|||
|
|
<span id="482"> 482</span>
|
|||
|
|
<span id="483"> 483</span>
|
|||
|
|
<span id="484"> 484</span>
|
|||
|
|
<span id="485"> 485</span>
|
|||
|
|
<span id="486"> 486</span>
|
|||
|
|
<span id="487"> 487</span>
|
|||
|
|
<span id="488"> 488</span>
|
|||
|
|
<span id="489"> 489</span>
|
|||
|
|
<span id="490"> 490</span>
|
|||
|
|
<span id="491"> 491</span>
|
|||
|
|
<span id="492"> 492</span>
|
|||
|
|
<span id="493"> 493</span>
|
|||
|
|
<span id="494"> 494</span>
|
|||
|
|
<span id="495"> 495</span>
|
|||
|
|
<span id="496"> 496</span>
|
|||
|
|
<span id="497"> 497</span>
|
|||
|
|
<span id="498"> 498</span>
|
|||
|
|
<span id="499"> 499</span>
|
|||
|
|
<span id="500"> 500</span>
|
|||
|
|
<span id="501"> 501</span>
|
|||
|
|
<span id="502"> 502</span>
|
|||
|
|
<span id="503"> 503</span>
|
|||
|
|
<span id="504"> 504</span>
|
|||
|
|
<span id="505"> 505</span>
|
|||
|
|
<span id="506"> 506</span>
|
|||
|
|
<span id="507"> 507</span>
|
|||
|
|
<span id="508"> 508</span>
|
|||
|
|
<span id="509"> 509</span>
|
|||
|
|
<span id="510"> 510</span>
|
|||
|
|
<span id="511"> 511</span>
|
|||
|
|
<span id="512"> 512</span>
|
|||
|
|
<span id="513"> 513</span>
|
|||
|
|
<span id="514"> 514</span>
|
|||
|
|
<span id="515"> 515</span>
|
|||
|
|
<span id="516"> 516</span>
|
|||
|
|
<span id="517"> 517</span>
|
|||
|
|
<span id="518"> 518</span>
|
|||
|
|
<span id="519"> 519</span>
|
|||
|
|
<span id="520"> 520</span>
|
|||
|
|
<span id="521"> 521</span>
|
|||
|
|
<span id="522"> 522</span>
|
|||
|
|
<span id="523"> 523</span>
|
|||
|
|
<span id="524"> 524</span>
|
|||
|
|
<span id="525"> 525</span>
|
|||
|
|
<span id="526"> 526</span>
|
|||
|
|
<span id="527"> 527</span>
|
|||
|
|
<span id="528"> 528</span>
|
|||
|
|
<span id="529"> 529</span>
|
|||
|
|
<span id="530"> 530</span>
|
|||
|
|
<span id="531"> 531</span>
|
|||
|
|
<span id="532"> 532</span>
|
|||
|
|
<span id="533"> 533</span>
|
|||
|
|
<span id="534"> 534</span>
|
|||
|
|
<span id="535"> 535</span>
|
|||
|
|
<span id="536"> 536</span>
|
|||
|
|
<span id="537"> 537</span>
|
|||
|
|
<span id="538"> 538</span>
|
|||
|
|
<span id="539"> 539</span>
|
|||
|
|
<span id="540"> 540</span>
|
|||
|
|
<span id="541"> 541</span>
|
|||
|
|
<span id="542"> 542</span>
|
|||
|
|
<span id="543"> 543</span>
|
|||
|
|
<span id="544"> 544</span>
|
|||
|
|
<span id="545"> 545</span>
|
|||
|
|
<span id="546"> 546</span>
|
|||
|
|
<span id="547"> 547</span>
|
|||
|
|
<span id="548"> 548</span>
|
|||
|
|
<span id="549"> 549</span>
|
|||
|
|
<span id="550"> 550</span>
|
|||
|
|
<span id="551"> 551</span>
|
|||
|
|
<span id="552"> 552</span>
|
|||
|
|
<span id="553"> 553</span>
|
|||
|
|
<span id="554"> 554</span>
|
|||
|
|
<span id="555"> 555</span>
|
|||
|
|
<span id="556"> 556</span>
|
|||
|
|
<span id="557"> 557</span>
|
|||
|
|
<span id="558"> 558</span>
|
|||
|
|
<span id="559"> 559</span>
|
|||
|
|
<span id="560"> 560</span>
|
|||
|
|
<span id="561"> 561</span>
|
|||
|
|
<span id="562"> 562</span>
|
|||
|
|
<span id="563"> 563</span>
|
|||
|
|
<span id="564"> 564</span>
|
|||
|
|
<span id="565"> 565</span>
|
|||
|
|
<span id="566"> 566</span>
|
|||
|
|
<span id="567"> 567</span>
|
|||
|
|
<span id="568"> 568</span>
|
|||
|
|
<span id="569"> 569</span>
|
|||
|
|
<span id="570"> 570</span>
|
|||
|
|
<span id="571"> 571</span>
|
|||
|
|
<span id="572"> 572</span>
|
|||
|
|
<span id="573"> 573</span>
|
|||
|
|
<span id="574"> 574</span>
|
|||
|
|
<span id="575"> 575</span>
|
|||
|
|
<span id="576"> 576</span>
|
|||
|
|
<span id="577"> 577</span>
|
|||
|
|
<span id="578"> 578</span>
|
|||
|
|
<span id="579"> 579</span>
|
|||
|
|
<span id="580"> 580</span>
|
|||
|
|
<span id="581"> 581</span>
|
|||
|
|
<span id="582"> 582</span>
|
|||
|
|
<span id="583"> 583</span>
|
|||
|
|
<span id="584"> 584</span>
|
|||
|
|
<span id="585"> 585</span>
|
|||
|
|
<span id="586"> 586</span>
|
|||
|
|
<span id="587"> 587</span>
|
|||
|
|
<span id="588"> 588</span>
|
|||
|
|
<span id="589"> 589</span>
|
|||
|
|
<span id="590"> 590</span>
|
|||
|
|
<span id="591"> 591</span>
|
|||
|
|
<span id="592"> 592</span>
|
|||
|
|
<span id="593"> 593</span>
|
|||
|
|
<span id="594"> 594</span>
|
|||
|
|
<span id="595"> 595</span>
|
|||
|
|
<span id="596"> 596</span>
|
|||
|
|
<span id="597"> 597</span>
|
|||
|
|
<span id="598"> 598</span>
|
|||
|
|
<span id="599"> 599</span>
|
|||
|
|
<span id="600"> 600</span>
|
|||
|
|
<span id="601"> 601</span>
|
|||
|
|
<span id="602"> 602</span>
|
|||
|
|
<span id="603"> 603</span>
|
|||
|
|
<span id="604"> 604</span>
|
|||
|
|
<span id="605"> 605</span>
|
|||
|
|
<span id="606"> 606</span>
|
|||
|
|
<span id="607"> 607</span>
|
|||
|
|
<span id="608"> 608</span>
|
|||
|
|
<span id="609"> 609</span>
|
|||
|
|
<span id="610"> 610</span>
|
|||
|
|
<span id="611"> 611</span>
|
|||
|
|
<span id="612"> 612</span>
|
|||
|
|
<span id="613"> 613</span>
|
|||
|
|
<span id="614"> 614</span>
|
|||
|
|
<span id="615"> 615</span>
|
|||
|
|
<span id="616"> 616</span>
|
|||
|
|
<span id="617"> 617</span>
|
|||
|
|
<span id="618"> 618</span>
|
|||
|
|
<span id="619"> 619</span>
|
|||
|
|
<span id="620"> 620</span>
|
|||
|
|
<span id="621"> 621</span>
|
|||
|
|
<span id="622"> 622</span>
|
|||
|
|
<span id="623"> 623</span>
|
|||
|
|
<span id="624"> 624</span>
|
|||
|
|
<span id="625"> 625</span>
|
|||
|
|
<span id="626"> 626</span>
|
|||
|
|
<span id="627"> 627</span>
|
|||
|
|
<span id="628"> 628</span>
|
|||
|
|
<span id="629"> 629</span>
|
|||
|
|
<span id="630"> 630</span>
|
|||
|
|
<span id="631"> 631</span>
|
|||
|
|
<span id="632"> 632</span>
|
|||
|
|
<span id="633"> 633</span>
|
|||
|
|
<span id="634"> 634</span>
|
|||
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|
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|
|||
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|
<span id="636"> 636</span>
|
|||
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|
|||
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|
|||
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|
|||
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<span id="640"> 640</span>
|
|||
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|
|||
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|
|||
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|
|||
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|
|||
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|
|||
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|
|||
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<span id="647"> 647</span>
|
|||
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<span id="648"> 648</span>
|
|||
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<span id="649"> 649</span>
|
|||
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<span id="650"> 650</span>
|
|||
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|
|||
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|
|||
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|
|||
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|
|||
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<span id="655"> 655</span>
|
|||
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|
|||
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|
|||
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|
|||
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|
|||
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|
|||
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|
|||
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|
|||
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|
|||
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|
|||
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|
|||
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<span id="666"> 666</span>
|
|||
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|
|||
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<span id="668"> 668</span>
|
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|
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|
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|
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|
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|
|||
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|
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|
|||
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|
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|
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|
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|
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|
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|
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|
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|
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|
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|
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|
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|
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|
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|
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|
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|
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|
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|
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|
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|
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|
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|
|||
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|
|||
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|
|||
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|
|||
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|
|||
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|
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|
|||
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|
|||
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|
|||
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|
|||
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|
|||
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|
|||
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|
|||
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|
|||
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|
|||
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|
|||
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|
|||
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|
|||
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|
|||
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|
|||
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|
|||
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|
|||
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|
|||
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|
|||
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|
|||
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|
|||
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|
|||
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|
|||
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|
|||
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|
|||
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|
|||
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|
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|
|||
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|
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|
|||
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|
|||
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|
|||
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|
|||
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|
|||
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|
|||
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|
|||
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|
|||
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|
|||
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|
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|
|||
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|
|||
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|
|||
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|
|||
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|
|||
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|
|||
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|
|||
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|
|||
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|
|||
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|
|||
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|
|||
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|
|||
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|
|||
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|
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|
|||
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|
|||
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|
|||
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|
|||
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|
|||
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|
|||
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|
|||
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|
|||
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|
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|
|||
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|
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|
|||
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|
|||
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|
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|
|||
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|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
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|
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|
|||
|
|
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|
|||
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|
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|
|||
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|
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|
|||
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|
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|
|||
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|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
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|
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|
|||
|
|
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|
|||
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|
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|
|||
|
|
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|
|||
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|
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|
|||
|
|
<span id="832"> 832</span>
|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
<span id="841"> 841</span>
|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
<span id="849"> 849</span>
|
|||
|
|
<span id="850"> 850</span>
|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
<span id="865"> 865</span>
|
|||
|
|
<span id="866"> 866</span>
|
|||
|
|
<span id="867"> 867</span>
|
|||
|
|
<span id="868"> 868</span>
|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
<span id="888"> 888</span>
|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
<span id="900"> 900</span>
|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
<span id="922"> 922</span>
|
|||
|
|
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|
|||
|
|
<span id="924"> 924</span>
|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
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|
|||
|
|
<span id="944"> 944</span>
|
|||
|
|
<span id="945"> 945</span>
|
|||
|
|
<span id="946"> 946</span>
|
|||
|
|
<span id="947"> 947</span>
|
|||
|
|
<span id="948"> 948</span>
|
|||
|
|
<span id="949"> 949</span>
|
|||
|
|
<span id="950"> 950</span>
|
|||
|
|
<span id="951"> 951</span>
|
|||
|
|
<span id="952"> 952</span>
|
|||
|
|
<span id="953"> 953</span>
|
|||
|
|
<span id="954"> 954</span>
|
|||
|
|
<span id="955"> 955</span>
|
|||
|
|
<span id="956"> 956</span>
|
|||
|
|
<span id="957"> 957</span>
|
|||
|
|
<span id="958"> 958</span>
|
|||
|
|
<span id="959"> 959</span>
|
|||
|
|
<span id="960"> 960</span>
|
|||
|
|
<span id="961"> 961</span>
|
|||
|
|
<span id="962"> 962</span>
|
|||
|
|
<span id="963"> 963</span>
|
|||
|
|
<span id="964"> 964</span>
|
|||
|
|
<span id="965"> 965</span>
|
|||
|
|
<span id="966"> 966</span>
|
|||
|
|
<span id="967"> 967</span>
|
|||
|
|
<span id="968"> 968</span>
|
|||
|
|
<span id="969"> 969</span>
|
|||
|
|
<span id="970"> 970</span>
|
|||
|
|
<span id="971"> 971</span>
|
|||
|
|
<span id="972"> 972</span>
|
|||
|
|
<span id="973"> 973</span>
|
|||
|
|
<span id="974"> 974</span>
|
|||
|
|
<span id="975"> 975</span>
|
|||
|
|
<span id="976"> 976</span>
|
|||
|
|
<span id="977"> 977</span>
|
|||
|
|
<span id="978"> 978</span>
|
|||
|
|
<span id="979"> 979</span>
|
|||
|
|
<span id="980"> 980</span>
|
|||
|
|
<span id="981"> 981</span>
|
|||
|
|
<span id="982"> 982</span>
|
|||
|
|
<span id="983"> 983</span>
|
|||
|
|
<span id="984"> 984</span>
|
|||
|
|
<span id="985"> 985</span>
|
|||
|
|
<span id="986"> 986</span>
|
|||
|
|
<span id="987"> 987</span>
|
|||
|
|
<span id="988"> 988</span>
|
|||
|
|
<span id="989"> 989</span>
|
|||
|
|
<span id="990"> 990</span>
|
|||
|
|
<span id="991"> 991</span>
|
|||
|
|
<span id="992"> 992</span>
|
|||
|
|
<span id="993"> 993</span>
|
|||
|
|
<span id="994"> 994</span>
|
|||
|
|
<span id="995"> 995</span>
|
|||
|
|
<span id="996"> 996</span>
|
|||
|
|
<span id="997"> 997</span>
|
|||
|
|
<span id="998"> 998</span>
|
|||
|
|
<span id="999"> 999</span>
|
|||
|
|
<span id="1000">1000</span>
|
|||
|
|
<span id="1001">1001</span>
|
|||
|
|
<span id="1002">1002</span>
|
|||
|
|
<span id="1003">1003</span>
|
|||
|
|
<span id="1004">1004</span>
|
|||
|
|
<span id="1005">1005</span>
|
|||
|
|
<span id="1006">1006</span>
|
|||
|
|
<span id="1007">1007</span>
|
|||
|
|
<span id="1008">1008</span>
|
|||
|
|
<span id="1009">1009</span>
|
|||
|
|
<span id="1010">1010</span>
|
|||
|
|
<span id="1011">1011</span>
|
|||
|
|
<span id="1012">1012</span>
|
|||
|
|
<span id="1013">1013</span>
|
|||
|
|
<span id="1014">1014</span>
|
|||
|
|
<span id="1015">1015</span>
|
|||
|
|
<span id="1016">1016</span>
|
|||
|
|
<span id="1017">1017</span>
|
|||
|
|
<span id="1018">1018</span>
|
|||
|
|
<span id="1019">1019</span>
|
|||
|
|
<span id="1020">1020</span>
|
|||
|
|
<span id="1021">1021</span>
|
|||
|
|
<span id="1022">1022</span>
|
|||
|
|
<span id="1023">1023</span>
|
|||
|
|
<span id="1024">1024</span>
|
|||
|
|
<span id="1025">1025</span>
|
|||
|
|
<span id="1026">1026</span>
|
|||
|
|
<span id="1027">1027</span>
|
|||
|
|
<span id="1028">1028</span>
|
|||
|
|
<span id="1029">1029</span>
|
|||
|
|
<span id="1030">1030</span>
|
|||
|
|
<span id="1031">1031</span>
|
|||
|
|
<span id="1032">1032</span>
|
|||
|
|
<span id="1033">1033</span>
|
|||
|
|
<span id="1034">1034</span>
|
|||
|
|
<span id="1035">1035</span>
|
|||
|
|
<span id="1036">1036</span>
|
|||
|
|
<span id="1037">1037</span>
|
|||
|
|
<span id="1038">1038</span>
|
|||
|
|
<span id="1039">1039</span>
|
|||
|
|
<span id="1040">1040</span>
|
|||
|
|
<span id="1041">1041</span>
|
|||
|
|
<span id="1042">1042</span>
|
|||
|
|
<span id="1043">1043</span>
|
|||
|
|
<span id="1044">1044</span>
|
|||
|
|
<span id="1045">1045</span>
|
|||
|
|
<span id="1046">1046</span>
|
|||
|
|
<span id="1047">1047</span>
|
|||
|
|
<span id="1048">1048</span>
|
|||
|
|
<span id="1049">1049</span>
|
|||
|
|
<span id="1050">1050</span>
|
|||
|
|
<span id="1051">1051</span>
|
|||
|
|
<span id="1052">1052</span>
|
|||
|
|
<span id="1053">1053</span>
|
|||
|
|
<span id="1054">1054</span>
|
|||
|
|
<span id="1055">1055</span>
|
|||
|
|
<span id="1056">1056</span>
|
|||
|
|
<span id="1057">1057</span>
|
|||
|
|
<span id="1058">1058</span>
|
|||
|
|
<span id="1059">1059</span>
|
|||
|
|
<span id="1060">1060</span>
|
|||
|
|
<span id="1061">1061</span>
|
|||
|
|
<span id="1062">1062</span>
|
|||
|
|
<span id="1063">1063</span>
|
|||
|
|
<span id="1064">1064</span>
|
|||
|
|
<span id="1065">1065</span>
|
|||
|
|
<span id="1066">1066</span>
|
|||
|
|
<span id="1067">1067</span>
|
|||
|
|
<span id="1068">1068</span>
|
|||
|
|
<span id="1069">1069</span>
|
|||
|
|
<span id="1070">1070</span>
|
|||
|
|
<span id="1071">1071</span>
|
|||
|
|
<span id="1072">1072</span>
|
|||
|
|
<span id="1073">1073</span>
|
|||
|
|
<span id="1074">1074</span>
|
|||
|
|
<span id="1075">1075</span>
|
|||
|
|
<span id="1076">1076</span>
|
|||
|
|
<span id="1077">1077</span>
|
|||
|
|
<span id="1078">1078</span>
|
|||
|
|
<span id="1079">1079</span>
|
|||
|
|
<span id="1080">1080</span>
|
|||
|
|
<span id="1081">1081</span>
|
|||
|
|
<span id="1082">1082</span>
|
|||
|
|
<span id="1083">1083</span>
|
|||
|
|
<span id="1084">1084</span>
|
|||
|
|
<span id="1085">1085</span>
|
|||
|
|
<span id="1086">1086</span>
|
|||
|
|
<span id="1087">1087</span>
|
|||
|
|
<span id="1088">1088</span>
|
|||
|
|
<span id="1089">1089</span>
|
|||
|
|
<span id="1090">1090</span>
|
|||
|
|
<span id="1091">1091</span>
|
|||
|
|
<span id="1092">1092</span>
|
|||
|
|
<span id="1093">1093</span>
|
|||
|
|
<span id="1094">1094</span>
|
|||
|
|
<span id="1095">1095</span>
|
|||
|
|
<span id="1096">1096</span>
|
|||
|
|
<span id="1097">1097</span>
|
|||
|
|
<span id="1098">1098</span>
|
|||
|
|
<span id="1099">1099</span>
|
|||
|
|
<span id="1100">1100</span>
|
|||
|
|
<span id="1101">1101</span>
|
|||
|
|
<span id="1102">1102</span>
|
|||
|
|
<span id="1103">1103</span>
|
|||
|
|
<span id="1104">1104</span>
|
|||
|
|
<span id="1105">1105</span>
|
|||
|
|
<span id="1106">1106</span>
|
|||
|
|
<span id="1107">1107</span>
|
|||
|
|
<span id="1108">1108</span>
|
|||
|
|
<span id="1109">1109</span>
|
|||
|
|
<span id="1110">1110</span>
|
|||
|
|
<span id="1111">1111</span>
|
|||
|
|
<span id="1112">1112</span>
|
|||
|
|
<span id="1113">1113</span>
|
|||
|
|
<span id="1114">1114</span>
|
|||
|
|
<span id="1115">1115</span>
|
|||
|
|
<span id="1116">1116</span>
|
|||
|
|
<span id="1117">1117</span>
|
|||
|
|
<span id="1118">1118</span>
|
|||
|
|
<span id="1119">1119</span>
|
|||
|
|
<span id="1120">1120</span>
|
|||
|
|
<span id="1121">1121</span>
|
|||
|
|
</pre><pre class="rust ">
|
|||
|
|
<span class="doccomment">//! Error and Result module</span>
|
|||
|
|
<span class="kw">use</span> <span class="ident">std</span>::<span class="ident">io</span>::<span class="ident">Error</span> <span class="kw">as</span> <span class="ident">IoError</span>;
|
|||
|
|
<span class="kw">use</span> <span class="ident">std</span>::<span class="ident">str</span>::<span class="ident">Utf8Error</span>;
|
|||
|
|
<span class="kw">use</span> <span class="ident">std</span>::<span class="ident">string</span>::<span class="ident">FromUtf8Error</span>;
|
|||
|
|
<span class="kw">use</span> <span class="ident">std</span>::<span class="ident">sync</span>::<span class="ident">Mutex</span>;
|
|||
|
|
<span class="kw">use</span> <span class="ident">std</span>::{<span class="ident">fmt</span>, <span class="ident">io</span>, <span class="ident">result</span>};
|
|||
|
|
|
|||
|
|
<span class="kw">use</span> <span class="ident">actix</span>::<span class="ident">MailboxError</span>;
|
|||
|
|
<span class="kw">use</span> <span class="ident">cookie</span>;
|
|||
|
|
<span class="kw">use</span> <span class="ident">failure</span>::{<span class="self">self</span>, <span class="ident">Backtrace</span>, <span class="ident">Fail</span>};
|
|||
|
|
<span class="kw">use</span> <span class="ident">futures</span>::<span class="ident">Canceled</span>;
|
|||
|
|
<span class="kw">use</span> <span class="ident">http</span>::<span class="ident">uri</span>::<span class="ident">InvalidUri</span>;
|
|||
|
|
<span class="kw">use</span> <span class="ident">http</span>::{<span class="ident">header</span>, <span class="ident">Error</span> <span class="kw">as</span> <span class="ident">HttpError</span>, <span class="ident">StatusCode</span>};
|
|||
|
|
<span class="kw">use</span> <span class="ident">http2</span>::<span class="ident">Error</span> <span class="kw">as</span> <span class="ident">Http2Error</span>;
|
|||
|
|
<span class="kw">use</span> <span class="ident">httparse</span>;
|
|||
|
|
<span class="kw">use</span> <span class="ident">serde</span>::<span class="ident">de</span>::<span class="ident">value</span>::<span class="ident">Error</span> <span class="kw">as</span> <span class="ident">DeError</span>;
|
|||
|
|
<span class="kw">use</span> <span class="ident">serde_json</span>::<span class="ident">error</span>::<span class="ident">Error</span> <span class="kw">as</span> <span class="ident">JsonError</span>;
|
|||
|
|
<span class="kw">use</span> <span class="ident">serde_urlencoded</span>::<span class="ident">ser</span>::<span class="ident">Error</span> <span class="kw">as</span> <span class="ident">FormError</span>;
|
|||
|
|
<span class="kw">use</span> <span class="ident">tokio_timer</span>::<span class="ident">Error</span> <span class="kw">as</span> <span class="ident">TimerError</span>;
|
|||
|
|
<span class="kw">pub</span> <span class="kw">use</span> <span class="ident">url</span>::<span class="ident">ParseError</span> <span class="kw">as</span> <span class="ident">UrlParseError</span>;
|
|||
|
|
|
|||
|
|
<span class="comment">// re-exports</span>
|
|||
|
|
<span class="kw">pub</span> <span class="kw">use</span> <span class="ident">cookie</span>::<span class="ident">ParseError</span> <span class="kw">as</span> <span class="ident">CookieParseError</span>;
|
|||
|
|
|
|||
|
|
<span class="kw">use</span> <span class="ident">handler</span>::<span class="ident">Responder</span>;
|
|||
|
|
<span class="kw">use</span> <span class="ident">httprequest</span>::<span class="ident">HttpRequest</span>;
|
|||
|
|
<span class="kw">use</span> <span class="ident">httpresponse</span>::{<span class="ident">HttpResponse</span>, <span class="ident">HttpResponseParts</span>};
|
|||
|
|
|
|||
|
|
<span class="doccomment">/// A specialized [`Result`](https://doc.rust-lang.org/std/result/enum.Result.html)</span>
|
|||
|
|
<span class="doccomment">/// for actix web operations</span>
|
|||
|
|
<span class="doccomment">///</span>
|
|||
|
|
<span class="doccomment">/// This typedef is generally used to avoid writing out</span>
|
|||
|
|
<span class="doccomment">/// `actix_web::error::Error` directly and is otherwise a direct mapping to</span>
|
|||
|
|
<span class="doccomment">/// `Result`.</span>
|
|||
|
|
<span class="kw">pub</span> <span class="kw">type</span> <span class="prelude-ty">Result</span><span class="op"><</span><span class="ident">T</span>, <span class="ident">E</span> <span class="op">=</span> <span class="ident">Error</span><span class="op">></span> <span class="op">=</span> <span class="ident">result</span>::<span class="prelude-ty">Result</span><span class="op"><</span><span class="ident">T</span>, <span class="ident">E</span><span class="op">></span>;
|
|||
|
|
|
|||
|
|
<span class="doccomment">/// General purpose actix web error.</span>
|
|||
|
|
<span class="doccomment">///</span>
|
|||
|
|
<span class="doccomment">/// An actix web error is used to carry errors from `failure` or `std::error`</span>
|
|||
|
|
<span class="doccomment">/// through actix in a convenient way. It can be created through</span>
|
|||
|
|
<span class="doccomment">/// converting errors with `into()`.</span>
|
|||
|
|
<span class="doccomment">///</span>
|
|||
|
|
<span class="doccomment">/// Whenever it is created from an external object a response error is created</span>
|
|||
|
|
<span class="doccomment">/// for it that can be used to create an http response from it this means that</span>
|
|||
|
|
<span class="doccomment">/// if you have access to an actix `Error` you can always get a</span>
|
|||
|
|
<span class="doccomment">/// `ResponseError` reference from it.</span>
|
|||
|
|
<span class="kw">pub</span> <span class="kw">struct</span> <span class="ident">Error</span> {
|
|||
|
|
<span class="ident">cause</span>: <span class="ident">Box</span><span class="op"><</span><span class="ident">ResponseError</span><span class="op">></span>,
|
|||
|
|
<span class="ident">backtrace</span>: <span class="prelude-ty">Option</span><span class="op"><</span><span class="ident">Backtrace</span><span class="op">></span>,
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="kw">impl</span> <span class="ident">Error</span> {
|
|||
|
|
<span class="doccomment">/// Deprecated way to reference the underlying response error.</span>
|
|||
|
|
<span class="attribute">#[<span class="ident">deprecated</span>(
|
|||
|
|
<span class="ident">since</span> <span class="op">=</span> <span class="string">"0.6.0"</span>, <span class="ident">note</span> <span class="op">=</span> <span class="string">"please use `Error::as_response_error()` instead"</span>
|
|||
|
|
)]</span>
|
|||
|
|
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">cause</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-></span> <span class="kw-2">&</span><span class="ident">ResponseError</span> {
|
|||
|
|
<span class="self">self</span>.<span class="ident">cause</span>.<span class="ident">as_ref</span>()
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="doccomment">/// Returns a reference to the underlying cause of this `Error` as `Fail`</span>
|
|||
|
|
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">as_fail</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-></span> <span class="kw-2">&</span><span class="ident">Fail</span> {
|
|||
|
|
<span class="self">self</span>.<span class="ident">cause</span>.<span class="ident">as_fail</span>()
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="doccomment">/// Returns the reference to the underlying `ResponseError`.</span>
|
|||
|
|
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">as_response_error</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-></span> <span class="kw-2">&</span><span class="ident">ResponseError</span> {
|
|||
|
|
<span class="self">self</span>.<span class="ident">cause</span>.<span class="ident">as_ref</span>()
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="doccomment">/// Returns a reference to the Backtrace carried by this error, if it</span>
|
|||
|
|
<span class="doccomment">/// carries one.</span>
|
|||
|
|
<span class="doccomment">///</span>
|
|||
|
|
<span class="doccomment">/// This uses the same `Backtrace` type that `failure` uses.</span>
|
|||
|
|
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">backtrace</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-></span> <span class="kw-2">&</span><span class="ident">Backtrace</span> {
|
|||
|
|
<span class="kw">if</span> <span class="kw">let</span> <span class="prelude-val">Some</span>(<span class="ident">bt</span>) <span class="op">=</span> <span class="self">self</span>.<span class="ident">cause</span>.<span class="ident">backtrace</span>() {
|
|||
|
|
<span class="ident">bt</span>
|
|||
|
|
} <span class="kw">else</span> {
|
|||
|
|
<span class="self">self</span>.<span class="ident">backtrace</span>.<span class="ident">as_ref</span>().<span class="ident">unwrap</span>()
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="doccomment">/// Attempts to downcast this `Error` to a particular `Fail` type by</span>
|
|||
|
|
<span class="doccomment">/// reference.</span>
|
|||
|
|
<span class="doccomment">///</span>
|
|||
|
|
<span class="doccomment">/// If the underlying error is not of type `T`, this will return `None`.</span>
|
|||
|
|
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">downcast_ref</span><span class="op"><</span><span class="ident">T</span>: <span class="ident">Fail</span><span class="op">></span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-></span> <span class="prelude-ty">Option</span><span class="op"><</span><span class="kw-2">&</span><span class="ident">T</span><span class="op">></span> {
|
|||
|
|
<span class="comment">// in the most trivial way the cause is directly of the requested type.</span>
|
|||
|
|
<span class="kw">if</span> <span class="kw">let</span> <span class="prelude-val">Some</span>(<span class="ident">rv</span>) <span class="op">=</span> <span class="ident">Fail</span>::<span class="ident">downcast_ref</span>(<span class="self">self</span>.<span class="ident">cause</span>.<span class="ident">as_fail</span>()) {
|
|||
|
|
<span class="kw">return</span> <span class="prelude-val">Some</span>(<span class="ident">rv</span>);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="comment">// in the more complex case the error has been constructed from a failure</span>
|
|||
|
|
<span class="comment">// error. This happens because we implement From<failure::Error> by</span>
|
|||
|
|
<span class="comment">// calling compat() and then storing it here. In failure this is</span>
|
|||
|
|
<span class="comment">// represented by a failure::Error being wrapped in a failure::Compat.</span>
|
|||
|
|
<span class="comment">//</span>
|
|||
|
|
<span class="comment">// So we first downcast into that compat, to then further downcast through</span>
|
|||
|
|
<span class="comment">// the failure's Error downcasting system into the original failure.</span>
|
|||
|
|
<span class="comment">//</span>
|
|||
|
|
<span class="comment">// This currently requires a transmute. This could be avoided if failure</span>
|
|||
|
|
<span class="comment">// provides a deref: https://github.com/rust-lang-nursery/failure/pull/213</span>
|
|||
|
|
<span class="kw">let</span> <span class="ident">compat</span>: <span class="prelude-ty">Option</span><span class="op"><</span><span class="kw-2">&</span><span class="ident">failure</span>::<span class="ident">Compat</span><span class="op"><</span><span class="ident">failure</span>::<span class="ident">Error</span><span class="op">>></span> <span class="op">=</span>
|
|||
|
|
<span class="ident">Fail</span>::<span class="ident">downcast_ref</span>(<span class="self">self</span>.<span class="ident">cause</span>.<span class="ident">as_fail</span>());
|
|||
|
|
<span class="kw">if</span> <span class="kw">let</span> <span class="prelude-val">Some</span>(<span class="ident">compat</span>) <span class="op">=</span> <span class="ident">compat</span> {
|
|||
|
|
<span class="kw">pub</span> <span class="kw">struct</span> <span class="ident">CompatWrappedError</span> {
|
|||
|
|
<span class="ident">error</span>: <span class="ident">failure</span>::<span class="ident">Error</span>,
|
|||
|
|
}
|
|||
|
|
<span class="kw">let</span> <span class="ident">compat</span>: <span class="kw-2">&</span><span class="ident">CompatWrappedError</span> <span class="op">=</span>
|
|||
|
|
<span class="kw">unsafe</span> { <span class="kw-2">&</span><span class="kw-2">*</span>(<span class="ident">compat</span> <span class="kw">as</span> <span class="kw-2">*</span><span class="kw">const</span> <span class="kw">_</span> <span class="kw">as</span> <span class="kw-2">*</span><span class="kw">const</span> <span class="ident">CompatWrappedError</span>) };
|
|||
|
|
<span class="ident">compat</span>.<span class="ident">error</span>.<span class="ident">downcast_ref</span>()
|
|||
|
|
} <span class="kw">else</span> {
|
|||
|
|
<span class="prelude-val">None</span>
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="doccomment">/// Helper trait to downcast a response error into a fail.</span>
|
|||
|
|
<span class="doccomment">///</span>
|
|||
|
|
<span class="doccomment">/// This is currently not exposed because it's unclear if this is the best way</span>
|
|||
|
|
<span class="doccomment">/// to achieve the downcasting on `Error` for which this is needed.</span>
|
|||
|
|
<span class="attribute">#[<span class="ident">doc</span>(<span class="ident">hidden</span>)]</span>
|
|||
|
|
<span class="kw">pub</span> <span class="kw">trait</span> <span class="ident">InternalResponseErrorAsFail</span> {
|
|||
|
|
<span class="attribute">#[<span class="ident">doc</span>(<span class="ident">hidden</span>)]</span>
|
|||
|
|
<span class="kw">fn</span> <span class="ident">as_fail</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-></span> <span class="kw-2">&</span><span class="ident">Fail</span>;
|
|||
|
|
<span class="attribute">#[<span class="ident">doc</span>(<span class="ident">hidden</span>)]</span>
|
|||
|
|
<span class="kw">fn</span> <span class="ident">as_mut_fail</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>) <span class="op">-></span> <span class="kw-2">&</span><span class="kw-2">mut</span> <span class="ident">Fail</span>;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="attribute">#[<span class="ident">doc</span>(<span class="ident">hidden</span>)]</span>
|
|||
|
|
<span class="kw">impl</span><span class="op"><</span><span class="ident">T</span>: <span class="ident">ResponseError</span><span class="op">></span> <span class="ident">InternalResponseErrorAsFail</span> <span class="kw">for</span> <span class="ident">T</span> {
|
|||
|
|
<span class="kw">fn</span> <span class="ident">as_fail</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-></span> <span class="kw-2">&</span><span class="ident">Fail</span> {
|
|||
|
|
<span class="self">self</span>
|
|||
|
|
}
|
|||
|
|
<span class="kw">fn</span> <span class="ident">as_mut_fail</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>) <span class="op">-></span> <span class="kw-2">&</span><span class="kw-2">mut</span> <span class="ident">Fail</span> {
|
|||
|
|
<span class="self">self</span>
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="doccomment">/// Error that can be converted to `HttpResponse`</span>
|
|||
|
|
<span class="kw">pub</span> <span class="kw">trait</span> <span class="ident">ResponseError</span>: <span class="ident">Fail</span> <span class="op">+</span> <span class="ident">InternalResponseErrorAsFail</span> {
|
|||
|
|
<span class="doccomment">/// Create response for error</span>
|
|||
|
|
<span class="doccomment">///</span>
|
|||
|
|
<span class="doccomment">/// Internal server error is generated by default.</span>
|
|||
|
|
<span class="kw">fn</span> <span class="ident">error_response</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-></span> <span class="ident">HttpResponse</span> {
|
|||
|
|
<span class="ident">HttpResponse</span>::<span class="ident">new</span>(<span class="ident">StatusCode</span>::<span class="ident">INTERNAL_SERVER_ERROR</span>)
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="kw">impl</span> <span class="ident">fmt</span>::<span class="ident">Display</span> <span class="kw">for</span> <span class="ident">Error</span> {
|
|||
|
|
<span class="kw">fn</span> <span class="ident">fmt</span>(<span class="kw-2">&</span><span class="self">self</span>, <span class="ident">f</span>: <span class="kw-2">&</span><span class="kw-2">mut</span> <span class="ident">fmt</span>::<span class="ident">Formatter</span>) <span class="op">-></span> <span class="ident">fmt</span>::<span class="prelude-ty">Result</span> {
|
|||
|
|
<span class="ident">fmt</span>::<span class="ident">Display</span>::<span class="ident">fmt</span>(<span class="kw-2">&</span><span class="self">self</span>.<span class="ident">cause</span>, <span class="ident">f</span>)
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="kw">impl</span> <span class="ident">fmt</span>::<span class="ident">Debug</span> <span class="kw">for</span> <span class="ident">Error</span> {
|
|||
|
|
<span class="kw">fn</span> <span class="ident">fmt</span>(<span class="kw-2">&</span><span class="self">self</span>, <span class="ident">f</span>: <span class="kw-2">&</span><span class="kw-2">mut</span> <span class="ident">fmt</span>::<span class="ident">Formatter</span>) <span class="op">-></span> <span class="ident">fmt</span>::<span class="prelude-ty">Result</span> {
|
|||
|
|
<span class="kw">if</span> <span class="kw">let</span> <span class="prelude-val">Some</span>(<span class="ident">bt</span>) <span class="op">=</span> <span class="self">self</span>.<span class="ident">cause</span>.<span class="ident">backtrace</span>() {
|
|||
|
|
<span class="macro">write</span><span class="macro">!</span>(<span class="ident">f</span>, <span class="string">"{:?}\n\n{:?}"</span>, <span class="kw-2">&</span><span class="self">self</span>.<span class="ident">cause</span>, <span class="ident">bt</span>)
|
|||
|
|
} <span class="kw">else</span> {
|
|||
|
|
<span class="macro">write</span><span class="macro">!</span>(
|
|||
|
|
<span class="ident">f</span>,
|
|||
|
|
<span class="string">"{:?}\n\n{:?}"</span>,
|
|||
|
|
<span class="kw-2">&</span><span class="self">self</span>.<span class="ident">cause</span>,
|
|||
|
|
<span class="self">self</span>.<span class="ident">backtrace</span>.<span class="ident">as_ref</span>().<span class="ident">unwrap</span>()
|
|||
|
|
)
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="doccomment">/// Convert `Error` to a `HttpResponse` instance</span>
|
|||
|
|
<span class="kw">impl</span> <span class="ident">From</span><span class="op"><</span><span class="ident">Error</span><span class="op">></span> <span class="kw">for</span> <span class="ident">HttpResponse</span> {
|
|||
|
|
<span class="kw">fn</span> <span class="ident">from</span>(<span class="ident">err</span>: <span class="ident">Error</span>) <span class="op">-></span> <span class="self">Self</span> {
|
|||
|
|
<span class="ident">HttpResponse</span>::<span class="ident">from_error</span>(<span class="ident">err</span>)
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="doccomment">/// `Error` for any error that implements `ResponseError`</span>
|
|||
|
|
<span class="kw">impl</span><span class="op"><</span><span class="ident">T</span>: <span class="ident">ResponseError</span><span class="op">></span> <span class="ident">From</span><span class="op"><</span><span class="ident">T</span><span class="op">></span> <span class="kw">for</span> <span class="ident">Error</span> {
|
|||
|
|
<span class="kw">fn</span> <span class="ident">from</span>(<span class="ident">err</span>: <span class="ident">T</span>) <span class="op">-></span> <span class="ident">Error</span> {
|
|||
|
|
<span class="kw">let</span> <span class="ident">backtrace</span> <span class="op">=</span> <span class="kw">if</span> <span class="ident">err</span>.<span class="ident">backtrace</span>().<span class="ident">is_none</span>() {
|
|||
|
|
<span class="prelude-val">Some</span>(<span class="ident">Backtrace</span>::<span class="ident">new</span>())
|
|||
|
|
} <span class="kw">else</span> {
|
|||
|
|
<span class="prelude-val">None</span>
|
|||
|
|
};
|
|||
|
|
<span class="ident">Error</span> {
|
|||
|
|
<span class="ident">cause</span>: <span class="ident">Box</span>::<span class="ident">new</span>(<span class="ident">err</span>),
|
|||
|
|
<span class="ident">backtrace</span>,
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="doccomment">/// Compatibility for `failure::Error`</span>
|
|||
|
|
<span class="kw">impl</span><span class="op"><</span><span class="ident">T</span><span class="op">></span> <span class="ident">ResponseError</span> <span class="kw">for</span> <span class="ident">failure</span>::<span class="ident">Compat</span><span class="op"><</span><span class="ident">T</span><span class="op">></span> <span class="kw">where</span>
|
|||
|
|
<span class="ident">T</span>: <span class="ident">fmt</span>::<span class="ident">Display</span> <span class="op">+</span> <span class="ident">fmt</span>::<span class="ident">Debug</span> <span class="op">+</span> <span class="ident">Sync</span> <span class="op">+</span> <span class="ident">Send</span> <span class="op">+</span> <span class="lifetime">'static</span>
|
|||
|
|
{}
|
|||
|
|
|
|||
|
|
<span class="kw">impl</span> <span class="ident">From</span><span class="op"><</span><span class="ident">failure</span>::<span class="ident">Error</span><span class="op">></span> <span class="kw">for</span> <span class="ident">Error</span> {
|
|||
|
|
<span class="kw">fn</span> <span class="ident">from</span>(<span class="ident">err</span>: <span class="ident">failure</span>::<span class="ident">Error</span>) <span class="op">-></span> <span class="ident">Error</span> {
|
|||
|
|
<span class="ident">err</span>.<span class="ident">compat</span>().<span class="ident">into</span>()
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="doccomment">/// `InternalServerError` for `JsonError`</span>
|
|||
|
|
<span class="kw">impl</span> <span class="ident">ResponseError</span> <span class="kw">for</span> <span class="ident">JsonError</span> {}
|
|||
|
|
|
|||
|
|
<span class="doccomment">/// `InternalServerError` for `FormError`</span>
|
|||
|
|
<span class="kw">impl</span> <span class="ident">ResponseError</span> <span class="kw">for</span> <span class="ident">FormError</span> {}
|
|||
|
|
|
|||
|
|
<span class="doccomment">/// `InternalServerError` for `TimerError`</span>
|
|||
|
|
<span class="kw">impl</span> <span class="ident">ResponseError</span> <span class="kw">for</span> <span class="ident">TimerError</span> {}
|
|||
|
|
|
|||
|
|
<span class="doccomment">/// `InternalServerError` for `UrlParseError`</span>
|
|||
|
|
<span class="kw">impl</span> <span class="ident">ResponseError</span> <span class="kw">for</span> <span class="ident">UrlParseError</span> {}
|
|||
|
|
|
|||
|
|
<span class="doccomment">/// Return `BAD_REQUEST` for `de::value::Error`</span>
|
|||
|
|
<span class="kw">impl</span> <span class="ident">ResponseError</span> <span class="kw">for</span> <span class="ident">DeError</span> {
|
|||
|
|
<span class="kw">fn</span> <span class="ident">error_response</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-></span> <span class="ident">HttpResponse</span> {
|
|||
|
|
<span class="ident">HttpResponse</span>::<span class="ident">new</span>(<span class="ident">StatusCode</span>::<span class="ident">BAD_REQUEST</span>)
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="doccomment">/// Return `BAD_REQUEST` for `Utf8Error`</span>
|
|||
|
|
<span class="kw">impl</span> <span class="ident">ResponseError</span> <span class="kw">for</span> <span class="ident">Utf8Error</span> {
|
|||
|
|
<span class="kw">fn</span> <span class="ident">error_response</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-></span> <span class="ident">HttpResponse</span> {
|
|||
|
|
<span class="ident">HttpResponse</span>::<span class="ident">new</span>(<span class="ident">StatusCode</span>::<span class="ident">BAD_REQUEST</span>)
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="doccomment">/// Return `InternalServerError` for `HttpError`,</span>
|
|||
|
|
<span class="doccomment">/// Response generation can return `HttpError`, so it is internal error</span>
|
|||
|
|
<span class="kw">impl</span> <span class="ident">ResponseError</span> <span class="kw">for</span> <span class="ident">HttpError</span> {}
|
|||
|
|
|
|||
|
|
<span class="doccomment">/// Return `InternalServerError` for `io::Error`</span>
|
|||
|
|
<span class="kw">impl</span> <span class="ident">ResponseError</span> <span class="kw">for</span> <span class="ident">io</span>::<span class="ident">Error</span> {
|
|||
|
|
<span class="kw">fn</span> <span class="ident">error_response</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-></span> <span class="ident">HttpResponse</span> {
|
|||
|
|
<span class="kw">match</span> <span class="self">self</span>.<span class="ident">kind</span>() {
|
|||
|
|
<span class="ident">io</span>::<span class="ident">ErrorKind</span>::<span class="ident">NotFound</span> <span class="op">=></span> <span class="ident">HttpResponse</span>::<span class="ident">new</span>(<span class="ident">StatusCode</span>::<span class="ident">NOT_FOUND</span>),
|
|||
|
|
<span class="ident">io</span>::<span class="ident">ErrorKind</span>::<span class="ident">PermissionDenied</span> <span class="op">=></span> <span class="ident">HttpResponse</span>::<span class="ident">new</span>(<span class="ident">StatusCode</span>::<span class="ident">FORBIDDEN</span>),
|
|||
|
|
<span class="kw">_</span> <span class="op">=></span> <span class="ident">HttpResponse</span>::<span class="ident">new</span>(<span class="ident">StatusCode</span>::<span class="ident">INTERNAL_SERVER_ERROR</span>),
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="doccomment">/// `BadRequest` for `InvalidHeaderValue`</span>
|
|||
|
|
<span class="kw">impl</span> <span class="ident">ResponseError</span> <span class="kw">for</span> <span class="ident">header</span>::<span class="ident">InvalidHeaderValue</span> {
|
|||
|
|
<span class="kw">fn</span> <span class="ident">error_response</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-></span> <span class="ident">HttpResponse</span> {
|
|||
|
|
<span class="ident">HttpResponse</span>::<span class="ident">new</span>(<span class="ident">StatusCode</span>::<span class="ident">BAD_REQUEST</span>)
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="doccomment">/// `BadRequest` for `InvalidHeaderValue`</span>
|
|||
|
|
<span class="kw">impl</span> <span class="ident">ResponseError</span> <span class="kw">for</span> <span class="ident">header</span>::<span class="ident">InvalidHeaderValueBytes</span> {
|
|||
|
|
<span class="kw">fn</span> <span class="ident">error_response</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-></span> <span class="ident">HttpResponse</span> {
|
|||
|
|
<span class="ident">HttpResponse</span>::<span class="ident">new</span>(<span class="ident">StatusCode</span>::<span class="ident">BAD_REQUEST</span>)
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="doccomment">/// `InternalServerError` for `futures::Canceled`</span>
|
|||
|
|
<span class="kw">impl</span> <span class="ident">ResponseError</span> <span class="kw">for</span> <span class="ident">Canceled</span> {}
|
|||
|
|
|
|||
|
|
<span class="doccomment">/// `InternalServerError` for `actix::MailboxError`</span>
|
|||
|
|
<span class="kw">impl</span> <span class="ident">ResponseError</span> <span class="kw">for</span> <span class="ident">MailboxError</span> {}
|
|||
|
|
|
|||
|
|
<span class="doccomment">/// A set of errors that can occur during parsing HTTP streams</span>
|
|||
|
|
<span class="attribute">#[<span class="ident">derive</span>(<span class="ident">Fail</span>, <span class="ident">Debug</span>)]</span>
|
|||
|
|
<span class="kw">pub</span> <span class="kw">enum</span> <span class="ident">ParseError</span> {
|
|||
|
|
<span class="doccomment">/// An invalid `Method`, such as `GE.T`.</span>
|
|||
|
|
<span class="attribute">#[<span class="ident">fail</span>(<span class="ident">display</span> <span class="op">=</span> <span class="string">"Invalid Method specified"</span>)]</span>
|
|||
|
|
<span class="ident">Method</span>,
|
|||
|
|
<span class="doccomment">/// An invalid `Uri`, such as `exam ple.domain`.</span>
|
|||
|
|
<span class="attribute">#[<span class="ident">fail</span>(<span class="ident">display</span> <span class="op">=</span> <span class="string">"Uri error: {}"</span>, <span class="ident">_0</span>)]</span>
|
|||
|
|
<span class="ident">Uri</span>(<span class="ident">InvalidUri</span>),
|
|||
|
|
<span class="doccomment">/// An invalid `HttpVersion`, such as `HTP/1.1`</span>
|
|||
|
|
<span class="attribute">#[<span class="ident">fail</span>(<span class="ident">display</span> <span class="op">=</span> <span class="string">"Invalid HTTP version specified"</span>)]</span>
|
|||
|
|
<span class="ident">Version</span>,
|
|||
|
|
<span class="doccomment">/// An invalid `Header`.</span>
|
|||
|
|
<span class="attribute">#[<span class="ident">fail</span>(<span class="ident">display</span> <span class="op">=</span> <span class="string">"Invalid Header provided"</span>)]</span>
|
|||
|
|
<span class="ident">Header</span>,
|
|||
|
|
<span class="doccomment">/// A message head is too large to be reasonable.</span>
|
|||
|
|
<span class="attribute">#[<span class="ident">fail</span>(<span class="ident">display</span> <span class="op">=</span> <span class="string">"Message head is too large"</span>)]</span>
|
|||
|
|
<span class="ident">TooLarge</span>,
|
|||
|
|
<span class="doccomment">/// A message reached EOF, but is not complete.</span>
|
|||
|
|
<span class="attribute">#[<span class="ident">fail</span>(<span class="ident">display</span> <span class="op">=</span> <span class="string">"Message is incomplete"</span>)]</span>
|
|||
|
|
<span class="ident">Incomplete</span>,
|
|||
|
|
<span class="doccomment">/// An invalid `Status`, such as `1337 ELITE`.</span>
|
|||
|
|
<span class="attribute">#[<span class="ident">fail</span>(<span class="ident">display</span> <span class="op">=</span> <span class="string">"Invalid Status provided"</span>)]</span>
|
|||
|
|
<span class="ident">Status</span>,
|
|||
|
|
<span class="doccomment">/// A timeout occurred waiting for an IO event.</span>
|
|||
|
|
<span class="attribute">#[<span class="ident">allow</span>(<span class="ident">dead_code</span>)]</span>
|
|||
|
|
<span class="attribute">#[<span class="ident">fail</span>(<span class="ident">display</span> <span class="op">=</span> <span class="string">"Timeout"</span>)]</span>
|
|||
|
|
<span class="ident">Timeout</span>,
|
|||
|
|
<span class="doccomment">/// An `io::Error` that occurred while trying to read or write to a network</span>
|
|||
|
|
<span class="doccomment">/// stream.</span>
|
|||
|
|
<span class="attribute">#[<span class="ident">fail</span>(<span class="ident">display</span> <span class="op">=</span> <span class="string">"IO error: {}"</span>, <span class="ident">_0</span>)]</span>
|
|||
|
|
<span class="ident">Io</span>(<span class="attribute">#[<span class="ident">cause</span>]</span> <span class="ident">IoError</span>),
|
|||
|
|
<span class="doccomment">/// Parsing a field as string failed</span>
|
|||
|
|
<span class="attribute">#[<span class="ident">fail</span>(<span class="ident">display</span> <span class="op">=</span> <span class="string">"UTF8 error: {}"</span>, <span class="ident">_0</span>)]</span>
|
|||
|
|
<span class="ident">Utf8</span>(<span class="attribute">#[<span class="ident">cause</span>]</span> <span class="ident">Utf8Error</span>),
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="doccomment">/// Return `BadRequest` for `ParseError`</span>
|
|||
|
|
<span class="kw">impl</span> <span class="ident">ResponseError</span> <span class="kw">for</span> <span class="ident">ParseError</span> {
|
|||
|
|
<span class="kw">fn</span> <span class="ident">error_response</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-></span> <span class="ident">HttpResponse</span> {
|
|||
|
|
<span class="ident">HttpResponse</span>::<span class="ident">new</span>(<span class="ident">StatusCode</span>::<span class="ident">BAD_REQUEST</span>)
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="kw">impl</span> <span class="ident">From</span><span class="op"><</span><span class="ident">IoError</span><span class="op">></span> <span class="kw">for</span> <span class="ident">ParseError</span> {
|
|||
|
|
<span class="kw">fn</span> <span class="ident">from</span>(<span class="ident">err</span>: <span class="ident">IoError</span>) <span class="op">-></span> <span class="ident">ParseError</span> {
|
|||
|
|
<span class="ident">ParseError</span>::<span class="ident">Io</span>(<span class="ident">err</span>)
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="kw">impl</span> <span class="ident">From</span><span class="op"><</span><span class="ident">InvalidUri</span><span class="op">></span> <span class="kw">for</span> <span class="ident">ParseError</span> {
|
|||
|
|
<span class="kw">fn</span> <span class="ident">from</span>(<span class="ident">err</span>: <span class="ident">InvalidUri</span>) <span class="op">-></span> <span class="ident">ParseError</span> {
|
|||
|
|
<span class="ident">ParseError</span>::<span class="ident">Uri</span>(<span class="ident">err</span>)
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="kw">impl</span> <span class="ident">From</span><span class="op"><</span><span class="ident">Utf8Error</span><span class="op">></span> <span class="kw">for</span> <span class="ident">ParseError</span> {
|
|||
|
|
<span class="kw">fn</span> <span class="ident">from</span>(<span class="ident">err</span>: <span class="ident">Utf8Error</span>) <span class="op">-></span> <span class="ident">ParseError</span> {
|
|||
|
|
<span class="ident">ParseError</span>::<span class="ident">Utf8</span>(<span class="ident">err</span>)
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="kw">impl</span> <span class="ident">From</span><span class="op"><</span><span class="ident">FromUtf8Error</span><span class="op">></span> <span class="kw">for</span> <span class="ident">ParseError</span> {
|
|||
|
|
<span class="kw">fn</span> <span class="ident">from</span>(<span class="ident">err</span>: <span class="ident">FromUtf8Error</span>) <span class="op">-></span> <span class="ident">ParseError</span> {
|
|||
|
|
<span class="ident">ParseError</span>::<span class="ident">Utf8</span>(<span class="ident">err</span>.<span class="ident">utf8_error</span>())
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="kw">impl</span> <span class="ident">From</span><span class="op"><</span><span class="ident">httparse</span>::<span class="ident">Error</span><span class="op">></span> <span class="kw">for</span> <span class="ident">ParseError</span> {
|
|||
|
|
<span class="kw">fn</span> <span class="ident">from</span>(<span class="ident">err</span>: <span class="ident">httparse</span>::<span class="ident">Error</span>) <span class="op">-></span> <span class="ident">ParseError</span> {
|
|||
|
|
<span class="kw">match</span> <span class="ident">err</span> {
|
|||
|
|
<span class="ident">httparse</span>::<span class="ident">Error</span>::<span class="ident">HeaderName</span>
|
|||
|
|
<span class="op">|</span> <span class="ident">httparse</span>::<span class="ident">Error</span>::<span class="ident">HeaderValue</span>
|
|||
|
|
<span class="op">|</span> <span class="ident">httparse</span>::<span class="ident">Error</span>::<span class="ident">NewLine</span>
|
|||
|
|
<span class="op">|</span> <span class="ident">httparse</span>::<span class="ident">Error</span>::<span class="ident">Token</span> <span class="op">=></span> <span class="ident">ParseError</span>::<span class="ident">Header</span>,
|
|||
|
|
<span class="ident">httparse</span>::<span class="ident">Error</span>::<span class="ident">Status</span> <span class="op">=></span> <span class="ident">ParseError</span>::<span class="ident">Status</span>,
|
|||
|
|
<span class="ident">httparse</span>::<span class="ident">Error</span>::<span class="ident">TooManyHeaders</span> <span class="op">=></span> <span class="ident">ParseError</span>::<span class="ident">TooLarge</span>,
|
|||
|
|
<span class="ident">httparse</span>::<span class="ident">Error</span>::<span class="ident">Version</span> <span class="op">=></span> <span class="ident">ParseError</span>::<span class="ident">Version</span>,
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="attribute">#[<span class="ident">derive</span>(<span class="ident">Fail</span>, <span class="ident">Debug</span>)]</span>
|
|||
|
|
<span class="doccomment">/// A set of errors that can occur during payload parsing</span>
|
|||
|
|
<span class="kw">pub</span> <span class="kw">enum</span> <span class="ident">PayloadError</span> {
|
|||
|
|
<span class="doccomment">/// A payload reached EOF, but is not complete.</span>
|
|||
|
|
<span class="attribute">#[<span class="ident">fail</span>(<span class="ident">display</span> <span class="op">=</span> <span class="string">"A payload reached EOF, but is not complete."</span>)]</span>
|
|||
|
|
<span class="ident">Incomplete</span>,
|
|||
|
|
<span class="doccomment">/// Content encoding stream corruption</span>
|
|||
|
|
<span class="attribute">#[<span class="ident">fail</span>(<span class="ident">display</span> <span class="op">=</span> <span class="string">"Can not decode content-encoding."</span>)]</span>
|
|||
|
|
<span class="ident">EncodingCorrupted</span>,
|
|||
|
|
<span class="doccomment">/// A payload reached size limit.</span>
|
|||
|
|
<span class="attribute">#[<span class="ident">fail</span>(<span class="ident">display</span> <span class="op">=</span> <span class="string">"A payload reached size limit."</span>)]</span>
|
|||
|
|
<span class="ident">Overflow</span>,
|
|||
|
|
<span class="doccomment">/// A payload length is unknown.</span>
|
|||
|
|
<span class="attribute">#[<span class="ident">fail</span>(<span class="ident">display</span> <span class="op">=</span> <span class="string">"A payload length is unknown."</span>)]</span>
|
|||
|
|
<span class="ident">UnknownLength</span>,
|
|||
|
|
<span class="doccomment">/// Io error</span>
|
|||
|
|
<span class="attribute">#[<span class="ident">fail</span>(<span class="ident">display</span> <span class="op">=</span> <span class="string">"{}"</span>, <span class="ident">_0</span>)]</span>
|
|||
|
|
<span class="ident">Io</span>(<span class="attribute">#[<span class="ident">cause</span>]</span> <span class="ident">IoError</span>),
|
|||
|
|
<span class="doccomment">/// Http2 error</span>
|
|||
|
|
<span class="attribute">#[<span class="ident">fail</span>(<span class="ident">display</span> <span class="op">=</span> <span class="string">"{}"</span>, <span class="ident">_0</span>)]</span>
|
|||
|
|
<span class="ident">Http2</span>(<span class="attribute">#[<span class="ident">cause</span>]</span> <span class="ident">Http2Error</span>),
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="kw">impl</span> <span class="ident">From</span><span class="op"><</span><span class="ident">IoError</span><span class="op">></span> <span class="kw">for</span> <span class="ident">PayloadError</span> {
|
|||
|
|
<span class="kw">fn</span> <span class="ident">from</span>(<span class="ident">err</span>: <span class="ident">IoError</span>) <span class="op">-></span> <span class="ident">PayloadError</span> {
|
|||
|
|
<span class="ident">PayloadError</span>::<span class="ident">Io</span>(<span class="ident">err</span>)
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="doccomment">/// `PayloadError` returns two possible results:</span>
|
|||
|
|
<span class="doccomment">///</span>
|
|||
|
|
<span class="doccomment">/// - `Overflow` returns `PayloadTooLarge`</span>
|
|||
|
|
<span class="doccomment">/// - Other errors returns `BadRequest`</span>
|
|||
|
|
<span class="kw">impl</span> <span class="ident">ResponseError</span> <span class="kw">for</span> <span class="ident">PayloadError</span> {
|
|||
|
|
<span class="kw">fn</span> <span class="ident">error_response</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-></span> <span class="ident">HttpResponse</span> {
|
|||
|
|
<span class="kw">match</span> <span class="kw-2">*</span><span class="self">self</span> {
|
|||
|
|
<span class="ident">PayloadError</span>::<span class="ident">Overflow</span> <span class="op">=></span> <span class="ident">HttpResponse</span>::<span class="ident">new</span>(<span class="ident">StatusCode</span>::<span class="ident">PAYLOAD_TOO_LARGE</span>),
|
|||
|
|
<span class="kw">_</span> <span class="op">=></span> <span class="ident">HttpResponse</span>::<span class="ident">new</span>(<span class="ident">StatusCode</span>::<span class="ident">BAD_REQUEST</span>),
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="doccomment">/// Return `BadRequest` for `cookie::ParseError`</span>
|
|||
|
|
<span class="kw">impl</span> <span class="ident">ResponseError</span> <span class="kw">for</span> <span class="ident">cookie</span>::<span class="ident">ParseError</span> {
|
|||
|
|
<span class="kw">fn</span> <span class="ident">error_response</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-></span> <span class="ident">HttpResponse</span> {
|
|||
|
|
<span class="ident">HttpResponse</span>::<span class="ident">new</span>(<span class="ident">StatusCode</span>::<span class="ident">BAD_REQUEST</span>)
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="doccomment">/// A set of errors that can occur during parsing multipart streams</span>
|
|||
|
|
<span class="attribute">#[<span class="ident">derive</span>(<span class="ident">Fail</span>, <span class="ident">Debug</span>)]</span>
|
|||
|
|
<span class="kw">pub</span> <span class="kw">enum</span> <span class="ident">MultipartError</span> {
|
|||
|
|
<span class="doccomment">/// Content-Type header is not found</span>
|
|||
|
|
<span class="attribute">#[<span class="ident">fail</span>(<span class="ident">display</span> <span class="op">=</span> <span class="string">"No Content-type header found"</span>)]</span>
|
|||
|
|
<span class="ident">NoContentType</span>,
|
|||
|
|
<span class="doccomment">/// Can not parse Content-Type header</span>
|
|||
|
|
<span class="attribute">#[<span class="ident">fail</span>(<span class="ident">display</span> <span class="op">=</span> <span class="string">"Can not parse Content-Type header"</span>)]</span>
|
|||
|
|
<span class="ident">ParseContentType</span>,
|
|||
|
|
<span class="doccomment">/// Multipart boundary is not found</span>
|
|||
|
|
<span class="attribute">#[<span class="ident">fail</span>(<span class="ident">display</span> <span class="op">=</span> <span class="string">"Multipart boundary is not found"</span>)]</span>
|
|||
|
|
<span class="ident">Boundary</span>,
|
|||
|
|
<span class="doccomment">/// Multipart stream is incomplete</span>
|
|||
|
|
<span class="attribute">#[<span class="ident">fail</span>(<span class="ident">display</span> <span class="op">=</span> <span class="string">"Multipart stream is incomplete"</span>)]</span>
|
|||
|
|
<span class="ident">Incomplete</span>,
|
|||
|
|
<span class="doccomment">/// Error during field parsing</span>
|
|||
|
|
<span class="attribute">#[<span class="ident">fail</span>(<span class="ident">display</span> <span class="op">=</span> <span class="string">"{}"</span>, <span class="ident">_0</span>)]</span>
|
|||
|
|
<span class="ident">Parse</span>(<span class="attribute">#[<span class="ident">cause</span>]</span> <span class="ident">ParseError</span>),
|
|||
|
|
<span class="doccomment">/// Payload error</span>
|
|||
|
|
<span class="attribute">#[<span class="ident">fail</span>(<span class="ident">display</span> <span class="op">=</span> <span class="string">"{}"</span>, <span class="ident">_0</span>)]</span>
|
|||
|
|
<span class="ident">Payload</span>(<span class="attribute">#[<span class="ident">cause</span>]</span> <span class="ident">PayloadError</span>),
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="kw">impl</span> <span class="ident">From</span><span class="op"><</span><span class="ident">ParseError</span><span class="op">></span> <span class="kw">for</span> <span class="ident">MultipartError</span> {
|
|||
|
|
<span class="kw">fn</span> <span class="ident">from</span>(<span class="ident">err</span>: <span class="ident">ParseError</span>) <span class="op">-></span> <span class="ident">MultipartError</span> {
|
|||
|
|
<span class="ident">MultipartError</span>::<span class="ident">Parse</span>(<span class="ident">err</span>)
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="kw">impl</span> <span class="ident">From</span><span class="op"><</span><span class="ident">PayloadError</span><span class="op">></span> <span class="kw">for</span> <span class="ident">MultipartError</span> {
|
|||
|
|
<span class="kw">fn</span> <span class="ident">from</span>(<span class="ident">err</span>: <span class="ident">PayloadError</span>) <span class="op">-></span> <span class="ident">MultipartError</span> {
|
|||
|
|
<span class="ident">MultipartError</span>::<span class="ident">Payload</span>(<span class="ident">err</span>)
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="doccomment">/// Return `BadRequest` for `MultipartError`</span>
|
|||
|
|
<span class="kw">impl</span> <span class="ident">ResponseError</span> <span class="kw">for</span> <span class="ident">MultipartError</span> {
|
|||
|
|
<span class="kw">fn</span> <span class="ident">error_response</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-></span> <span class="ident">HttpResponse</span> {
|
|||
|
|
<span class="ident">HttpResponse</span>::<span class="ident">new</span>(<span class="ident">StatusCode</span>::<span class="ident">BAD_REQUEST</span>)
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="doccomment">/// Error during handling `Expect` header</span>
|
|||
|
|
<span class="attribute">#[<span class="ident">derive</span>(<span class="ident">Fail</span>, <span class="ident">PartialEq</span>, <span class="ident">Debug</span>)]</span>
|
|||
|
|
<span class="kw">pub</span> <span class="kw">enum</span> <span class="ident">ExpectError</span> {
|
|||
|
|
<span class="doccomment">/// Expect header value can not be converted to utf8</span>
|
|||
|
|
<span class="attribute">#[<span class="ident">fail</span>(<span class="ident">display</span> <span class="op">=</span> <span class="string">"Expect header value can not be converted to utf8"</span>)]</span>
|
|||
|
|
<span class="ident">Encoding</span>,
|
|||
|
|
<span class="doccomment">/// Unknown expect value</span>
|
|||
|
|
<span class="attribute">#[<span class="ident">fail</span>(<span class="ident">display</span> <span class="op">=</span> <span class="string">"Unknown expect value"</span>)]</span>
|
|||
|
|
<span class="ident">UnknownExpect</span>,
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="kw">impl</span> <span class="ident">ResponseError</span> <span class="kw">for</span> <span class="ident">ExpectError</span> {
|
|||
|
|
<span class="kw">fn</span> <span class="ident">error_response</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-></span> <span class="ident">HttpResponse</span> {
|
|||
|
|
<span class="ident">HttpResponse</span>::<span class="ident">with_body</span>(<span class="ident">StatusCode</span>::<span class="ident">EXPECTATION_FAILED</span>, <span class="string">"Unknown Expect"</span>)
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="doccomment">/// A set of error that can occure during parsing content type</span>
|
|||
|
|
<span class="attribute">#[<span class="ident">derive</span>(<span class="ident">Fail</span>, <span class="ident">PartialEq</span>, <span class="ident">Debug</span>)]</span>
|
|||
|
|
<span class="kw">pub</span> <span class="kw">enum</span> <span class="ident">ContentTypeError</span> {
|
|||
|
|
<span class="doccomment">/// Can not parse content type</span>
|
|||
|
|
<span class="attribute">#[<span class="ident">fail</span>(<span class="ident">display</span> <span class="op">=</span> <span class="string">"Can not parse content type"</span>)]</span>
|
|||
|
|
<span class="ident">ParseError</span>,
|
|||
|
|
<span class="doccomment">/// Unknown content encoding</span>
|
|||
|
|
<span class="attribute">#[<span class="ident">fail</span>(<span class="ident">display</span> <span class="op">=</span> <span class="string">"Unknown content encoding"</span>)]</span>
|
|||
|
|
<span class="ident">UnknownEncoding</span>,
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="doccomment">/// Return `BadRequest` for `ContentTypeError`</span>
|
|||
|
|
<span class="kw">impl</span> <span class="ident">ResponseError</span> <span class="kw">for</span> <span class="ident">ContentTypeError</span> {
|
|||
|
|
<span class="kw">fn</span> <span class="ident">error_response</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-></span> <span class="ident">HttpResponse</span> {
|
|||
|
|
<span class="ident">HttpResponse</span>::<span class="ident">new</span>(<span class="ident">StatusCode</span>::<span class="ident">BAD_REQUEST</span>)
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="doccomment">/// A set of errors that can occur during parsing urlencoded payloads</span>
|
|||
|
|
<span class="attribute">#[<span class="ident">derive</span>(<span class="ident">Fail</span>, <span class="ident">Debug</span>)]</span>
|
|||
|
|
<span class="kw">pub</span> <span class="kw">enum</span> <span class="ident">UrlencodedError</span> {
|
|||
|
|
<span class="doccomment">/// Can not decode chunked transfer encoding</span>
|
|||
|
|
<span class="attribute">#[<span class="ident">fail</span>(<span class="ident">display</span> <span class="op">=</span> <span class="string">"Can not decode chunked transfer encoding"</span>)]</span>
|
|||
|
|
<span class="ident">Chunked</span>,
|
|||
|
|
<span class="doccomment">/// Payload size is bigger than allowed. (default: 256kB)</span>
|
|||
|
|
<span class="attribute">#[<span class="ident">fail</span>(
|
|||
|
|
<span class="ident">display</span> <span class="op">=</span> <span class="string">"Urlencoded payload size is bigger than allowed. (default: 256kB)"</span>
|
|||
|
|
)]</span>
|
|||
|
|
<span class="ident">Overflow</span>,
|
|||
|
|
<span class="doccomment">/// Payload size is now known</span>
|
|||
|
|
<span class="attribute">#[<span class="ident">fail</span>(<span class="ident">display</span> <span class="op">=</span> <span class="string">"Payload size is now known"</span>)]</span>
|
|||
|
|
<span class="ident">UnknownLength</span>,
|
|||
|
|
<span class="doccomment">/// Content type error</span>
|
|||
|
|
<span class="attribute">#[<span class="ident">fail</span>(<span class="ident">display</span> <span class="op">=</span> <span class="string">"Content type error"</span>)]</span>
|
|||
|
|
<span class="ident">ContentType</span>,
|
|||
|
|
<span class="doccomment">/// Parse error</span>
|
|||
|
|
<span class="attribute">#[<span class="ident">fail</span>(<span class="ident">display</span> <span class="op">=</span> <span class="string">"Parse error"</span>)]</span>
|
|||
|
|
<span class="ident">Parse</span>,
|
|||
|
|
<span class="doccomment">/// Payload error</span>
|
|||
|
|
<span class="attribute">#[<span class="ident">fail</span>(<span class="ident">display</span> <span class="op">=</span> <span class="string">"Error that occur during reading payload: {}"</span>, <span class="ident">_0</span>)]</span>
|
|||
|
|
<span class="ident">Payload</span>(<span class="attribute">#[<span class="ident">cause</span>]</span> <span class="ident">PayloadError</span>),
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="doccomment">/// Return `BadRequest` for `UrlencodedError`</span>
|
|||
|
|
<span class="kw">impl</span> <span class="ident">ResponseError</span> <span class="kw">for</span> <span class="ident">UrlencodedError</span> {
|
|||
|
|
<span class="kw">fn</span> <span class="ident">error_response</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-></span> <span class="ident">HttpResponse</span> {
|
|||
|
|
<span class="kw">match</span> <span class="kw-2">*</span><span class="self">self</span> {
|
|||
|
|
<span class="ident">UrlencodedError</span>::<span class="ident">Overflow</span> <span class="op">=></span> {
|
|||
|
|
<span class="ident">HttpResponse</span>::<span class="ident">new</span>(<span class="ident">StatusCode</span>::<span class="ident">PAYLOAD_TOO_LARGE</span>)
|
|||
|
|
}
|
|||
|
|
<span class="ident">UrlencodedError</span>::<span class="ident">UnknownLength</span> <span class="op">=></span> {
|
|||
|
|
<span class="ident">HttpResponse</span>::<span class="ident">new</span>(<span class="ident">StatusCode</span>::<span class="ident">LENGTH_REQUIRED</span>)
|
|||
|
|
}
|
|||
|
|
<span class="kw">_</span> <span class="op">=></span> <span class="ident">HttpResponse</span>::<span class="ident">new</span>(<span class="ident">StatusCode</span>::<span class="ident">BAD_REQUEST</span>),
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="kw">impl</span> <span class="ident">From</span><span class="op"><</span><span class="ident">PayloadError</span><span class="op">></span> <span class="kw">for</span> <span class="ident">UrlencodedError</span> {
|
|||
|
|
<span class="kw">fn</span> <span class="ident">from</span>(<span class="ident">err</span>: <span class="ident">PayloadError</span>) <span class="op">-></span> <span class="ident">UrlencodedError</span> {
|
|||
|
|
<span class="ident">UrlencodedError</span>::<span class="ident">Payload</span>(<span class="ident">err</span>)
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="doccomment">/// A set of errors that can occur during parsing json payloads</span>
|
|||
|
|
<span class="attribute">#[<span class="ident">derive</span>(<span class="ident">Fail</span>, <span class="ident">Debug</span>)]</span>
|
|||
|
|
<span class="kw">pub</span> <span class="kw">enum</span> <span class="ident">JsonPayloadError</span> {
|
|||
|
|
<span class="doccomment">/// Payload size is bigger than allowed. (default: 256kB)</span>
|
|||
|
|
<span class="attribute">#[<span class="ident">fail</span>(<span class="ident">display</span> <span class="op">=</span> <span class="string">"Json payload size is bigger than allowed. (default: 256kB)"</span>)]</span>
|
|||
|
|
<span class="ident">Overflow</span>,
|
|||
|
|
<span class="doccomment">/// Content type error</span>
|
|||
|
|
<span class="attribute">#[<span class="ident">fail</span>(<span class="ident">display</span> <span class="op">=</span> <span class="string">"Content type error"</span>)]</span>
|
|||
|
|
<span class="ident">ContentType</span>,
|
|||
|
|
<span class="doccomment">/// Deserialize error</span>
|
|||
|
|
<span class="attribute">#[<span class="ident">fail</span>(<span class="ident">display</span> <span class="op">=</span> <span class="string">"Json deserialize error: {}"</span>, <span class="ident">_0</span>)]</span>
|
|||
|
|
<span class="ident">Deserialize</span>(<span class="attribute">#[<span class="ident">cause</span>]</span> <span class="ident">JsonError</span>),
|
|||
|
|
<span class="doccomment">/// Payload error</span>
|
|||
|
|
<span class="attribute">#[<span class="ident">fail</span>(<span class="ident">display</span> <span class="op">=</span> <span class="string">"Error that occur during reading payload: {}"</span>, <span class="ident">_0</span>)]</span>
|
|||
|
|
<span class="ident">Payload</span>(<span class="attribute">#[<span class="ident">cause</span>]</span> <span class="ident">PayloadError</span>),
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="doccomment">/// Return `BadRequest` for `UrlencodedError`</span>
|
|||
|
|
<span class="kw">impl</span> <span class="ident">ResponseError</span> <span class="kw">for</span> <span class="ident">JsonPayloadError</span> {
|
|||
|
|
<span class="kw">fn</span> <span class="ident">error_response</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-></span> <span class="ident">HttpResponse</span> {
|
|||
|
|
<span class="kw">match</span> <span class="kw-2">*</span><span class="self">self</span> {
|
|||
|
|
<span class="ident">JsonPayloadError</span>::<span class="ident">Overflow</span> <span class="op">=></span> {
|
|||
|
|
<span class="ident">HttpResponse</span>::<span class="ident">new</span>(<span class="ident">StatusCode</span>::<span class="ident">PAYLOAD_TOO_LARGE</span>)
|
|||
|
|
}
|
|||
|
|
<span class="kw">_</span> <span class="op">=></span> <span class="ident">HttpResponse</span>::<span class="ident">new</span>(<span class="ident">StatusCode</span>::<span class="ident">BAD_REQUEST</span>),
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="kw">impl</span> <span class="ident">From</span><span class="op"><</span><span class="ident">PayloadError</span><span class="op">></span> <span class="kw">for</span> <span class="ident">JsonPayloadError</span> {
|
|||
|
|
<span class="kw">fn</span> <span class="ident">from</span>(<span class="ident">err</span>: <span class="ident">PayloadError</span>) <span class="op">-></span> <span class="ident">JsonPayloadError</span> {
|
|||
|
|
<span class="ident">JsonPayloadError</span>::<span class="ident">Payload</span>(<span class="ident">err</span>)
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="kw">impl</span> <span class="ident">From</span><span class="op"><</span><span class="ident">JsonError</span><span class="op">></span> <span class="kw">for</span> <span class="ident">JsonPayloadError</span> {
|
|||
|
|
<span class="kw">fn</span> <span class="ident">from</span>(<span class="ident">err</span>: <span class="ident">JsonError</span>) <span class="op">-></span> <span class="ident">JsonPayloadError</span> {
|
|||
|
|
<span class="ident">JsonPayloadError</span>::<span class="ident">Deserialize</span>(<span class="ident">err</span>)
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="doccomment">/// Error type returned when reading body as lines.</span>
|
|||
|
|
<span class="kw">pub</span> <span class="kw">enum</span> <span class="ident">ReadlinesError</span> {
|
|||
|
|
<span class="doccomment">/// Error when decoding a line.</span>
|
|||
|
|
<span class="ident">EncodingError</span>,
|
|||
|
|
<span class="doccomment">/// Payload error.</span>
|
|||
|
|
<span class="ident">PayloadError</span>(<span class="ident">PayloadError</span>),
|
|||
|
|
<span class="doccomment">/// Line limit exceeded.</span>
|
|||
|
|
<span class="ident">LimitOverflow</span>,
|
|||
|
|
<span class="doccomment">/// ContentType error.</span>
|
|||
|
|
<span class="ident">ContentTypeError</span>(<span class="ident">ContentTypeError</span>),
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="kw">impl</span> <span class="ident">From</span><span class="op"><</span><span class="ident">PayloadError</span><span class="op">></span> <span class="kw">for</span> <span class="ident">ReadlinesError</span> {
|
|||
|
|
<span class="kw">fn</span> <span class="ident">from</span>(<span class="ident">err</span>: <span class="ident">PayloadError</span>) <span class="op">-></span> <span class="self">Self</span> {
|
|||
|
|
<span class="ident">ReadlinesError</span>::<span class="ident">PayloadError</span>(<span class="ident">err</span>)
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="kw">impl</span> <span class="ident">From</span><span class="op"><</span><span class="ident">ContentTypeError</span><span class="op">></span> <span class="kw">for</span> <span class="ident">ReadlinesError</span> {
|
|||
|
|
<span class="kw">fn</span> <span class="ident">from</span>(<span class="ident">err</span>: <span class="ident">ContentTypeError</span>) <span class="op">-></span> <span class="self">Self</span> {
|
|||
|
|
<span class="ident">ReadlinesError</span>::<span class="ident">ContentTypeError</span>(<span class="ident">err</span>)
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="doccomment">/// Errors which can occur when attempting to interpret a segment string as a</span>
|
|||
|
|
<span class="doccomment">/// valid path segment.</span>
|
|||
|
|
<span class="attribute">#[<span class="ident">derive</span>(<span class="ident">Fail</span>, <span class="ident">Debug</span>, <span class="ident">PartialEq</span>)]</span>
|
|||
|
|
<span class="kw">pub</span> <span class="kw">enum</span> <span class="ident">UriSegmentError</span> {
|
|||
|
|
<span class="doccomment">/// The segment started with the wrapped invalid character.</span>
|
|||
|
|
<span class="attribute">#[<span class="ident">fail</span>(<span class="ident">display</span> <span class="op">=</span> <span class="string">"The segment started with the wrapped invalid character"</span>)]</span>
|
|||
|
|
<span class="ident">BadStart</span>(<span class="ident">char</span>),
|
|||
|
|
<span class="doccomment">/// The segment contained the wrapped invalid character.</span>
|
|||
|
|
<span class="attribute">#[<span class="ident">fail</span>(<span class="ident">display</span> <span class="op">=</span> <span class="string">"The segment contained the wrapped invalid character"</span>)]</span>
|
|||
|
|
<span class="ident">BadChar</span>(<span class="ident">char</span>),
|
|||
|
|
<span class="doccomment">/// The segment ended with the wrapped invalid character.</span>
|
|||
|
|
<span class="attribute">#[<span class="ident">fail</span>(<span class="ident">display</span> <span class="op">=</span> <span class="string">"The segment ended with the wrapped invalid character"</span>)]</span>
|
|||
|
|
<span class="ident">BadEnd</span>(<span class="ident">char</span>),
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="doccomment">/// Return `BadRequest` for `UriSegmentError`</span>
|
|||
|
|
<span class="kw">impl</span> <span class="ident">ResponseError</span> <span class="kw">for</span> <span class="ident">UriSegmentError</span> {
|
|||
|
|
<span class="kw">fn</span> <span class="ident">error_response</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-></span> <span class="ident">HttpResponse</span> {
|
|||
|
|
<span class="ident">HttpResponse</span>::<span class="ident">new</span>(<span class="ident">StatusCode</span>::<span class="ident">BAD_REQUEST</span>)
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="doccomment">/// Errors which can occur when attempting to generate resource uri.</span>
|
|||
|
|
<span class="attribute">#[<span class="ident">derive</span>(<span class="ident">Fail</span>, <span class="ident">Debug</span>, <span class="ident">PartialEq</span>)]</span>
|
|||
|
|
<span class="kw">pub</span> <span class="kw">enum</span> <span class="ident">UrlGenerationError</span> {
|
|||
|
|
<span class="doccomment">/// Resource not found</span>
|
|||
|
|
<span class="attribute">#[<span class="ident">fail</span>(<span class="ident">display</span> <span class="op">=</span> <span class="string">"Resource not found"</span>)]</span>
|
|||
|
|
<span class="ident">ResourceNotFound</span>,
|
|||
|
|
<span class="doccomment">/// Not all path pattern covered</span>
|
|||
|
|
<span class="attribute">#[<span class="ident">fail</span>(<span class="ident">display</span> <span class="op">=</span> <span class="string">"Not all path pattern covered"</span>)]</span>
|
|||
|
|
<span class="ident">NotEnoughElements</span>,
|
|||
|
|
<span class="doccomment">/// URL parse error</span>
|
|||
|
|
<span class="attribute">#[<span class="ident">fail</span>(<span class="ident">display</span> <span class="op">=</span> <span class="string">"{}"</span>, <span class="ident">_0</span>)]</span>
|
|||
|
|
<span class="ident">ParseError</span>(<span class="attribute">#[<span class="ident">cause</span>]</span> <span class="ident">UrlParseError</span>),
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="doccomment">/// `InternalServerError` for `UrlGeneratorError`</span>
|
|||
|
|
<span class="kw">impl</span> <span class="ident">ResponseError</span> <span class="kw">for</span> <span class="ident">UrlGenerationError</span> {}
|
|||
|
|
|
|||
|
|
<span class="kw">impl</span> <span class="ident">From</span><span class="op"><</span><span class="ident">UrlParseError</span><span class="op">></span> <span class="kw">for</span> <span class="ident">UrlGenerationError</span> {
|
|||
|
|
<span class="kw">fn</span> <span class="ident">from</span>(<span class="ident">err</span>: <span class="ident">UrlParseError</span>) <span class="op">-></span> <span class="self">Self</span> {
|
|||
|
|
<span class="ident">UrlGenerationError</span>::<span class="ident">ParseError</span>(<span class="ident">err</span>)
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="doccomment">/// Errors which can occur when serving static files.</span>
|
|||
|
|
<span class="attribute">#[<span class="ident">derive</span>(<span class="ident">Fail</span>, <span class="ident">Debug</span>, <span class="ident">PartialEq</span>)]</span>
|
|||
|
|
<span class="kw">pub</span> <span class="kw">enum</span> <span class="ident">StaticFileError</span> {
|
|||
|
|
<span class="doccomment">/// Path is not a directory</span>
|
|||
|
|
<span class="attribute">#[<span class="ident">fail</span>(<span class="ident">display</span> <span class="op">=</span> <span class="string">"Path is not a directory. Unable to serve static files"</span>)]</span>
|
|||
|
|
<span class="ident">IsNotDirectory</span>,
|
|||
|
|
<span class="doccomment">/// Cannot render directory</span>
|
|||
|
|
<span class="attribute">#[<span class="ident">fail</span>(<span class="ident">display</span> <span class="op">=</span> <span class="string">"Unable to render directory without index file"</span>)]</span>
|
|||
|
|
<span class="ident">IsDirectory</span>,
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="doccomment">/// Return `NotFound` for `StaticFileError`</span>
|
|||
|
|
<span class="kw">impl</span> <span class="ident">ResponseError</span> <span class="kw">for</span> <span class="ident">StaticFileError</span> {
|
|||
|
|
<span class="kw">fn</span> <span class="ident">error_response</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-></span> <span class="ident">HttpResponse</span> {
|
|||
|
|
<span class="ident">HttpResponse</span>::<span class="ident">new</span>(<span class="ident">StatusCode</span>::<span class="ident">NOT_FOUND</span>)
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="doccomment">/// Helper type that can wrap any error and generate custom response.</span>
|
|||
|
|
<span class="doccomment">///</span>
|
|||
|
|
<span class="doccomment">/// In following example any `io::Error` will be converted into "BAD REQUEST"</span>
|
|||
|
|
<span class="doccomment">/// response as opposite to *INTERNAL SERVER ERROR* which is defined by</span>
|
|||
|
|
<span class="doccomment">/// default.</span>
|
|||
|
|
<span class="doccomment">///</span>
|
|||
|
|
<span class="doccomment">/// ```rust</span>
|
|||
|
|
<span class="doccomment">/// # extern crate actix_web;</span>
|
|||
|
|
<span class="doccomment">/// # use actix_web::*;</span>
|
|||
|
|
<span class="doccomment">/// use actix_web::fs::NamedFile;</span>
|
|||
|
|
<span class="doccomment">///</span>
|
|||
|
|
<span class="doccomment">/// fn index(req: HttpRequest) -> Result<fs::NamedFile> {</span>
|
|||
|
|
<span class="doccomment">/// let f = NamedFile::open("test.txt").map_err(error::ErrorBadRequest)?;</span>
|
|||
|
|
<span class="doccomment">/// Ok(f)</span>
|
|||
|
|
<span class="doccomment">/// }</span>
|
|||
|
|
<span class="doccomment">/// # fn main() {}</span>
|
|||
|
|
<span class="doccomment">/// ```</span>
|
|||
|
|
<span class="kw">pub</span> <span class="kw">struct</span> <span class="ident">InternalError</span><span class="op"><</span><span class="ident">T</span><span class="op">></span> {
|
|||
|
|
<span class="ident">cause</span>: <span class="ident">T</span>,
|
|||
|
|
<span class="ident">status</span>: <span class="ident">InternalErrorType</span>,
|
|||
|
|
<span class="ident">backtrace</span>: <span class="ident">Backtrace</span>,
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="kw">enum</span> <span class="ident">InternalErrorType</span> {
|
|||
|
|
<span class="ident">Status</span>(<span class="ident">StatusCode</span>),
|
|||
|
|
<span class="ident">Response</span>(<span class="ident">Box</span><span class="op"><</span><span class="ident">Mutex</span><span class="op"><</span><span class="prelude-ty">Option</span><span class="op"><</span><span class="ident">HttpResponseParts</span><span class="op">>></span><span class="op">></span>),
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="kw">impl</span><span class="op"><</span><span class="ident">T</span><span class="op">></span> <span class="ident">InternalError</span><span class="op"><</span><span class="ident">T</span><span class="op">></span> {
|
|||
|
|
<span class="doccomment">/// Create `InternalError` instance</span>
|
|||
|
|
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">new</span>(<span class="ident">cause</span>: <span class="ident">T</span>, <span class="ident">status</span>: <span class="ident">StatusCode</span>) <span class="op">-></span> <span class="self">Self</span> {
|
|||
|
|
<span class="ident">InternalError</span> {
|
|||
|
|
<span class="ident">cause</span>,
|
|||
|
|
<span class="ident">status</span>: <span class="ident">InternalErrorType</span>::<span class="ident">Status</span>(<span class="ident">status</span>),
|
|||
|
|
<span class="ident">backtrace</span>: <span class="ident">Backtrace</span>::<span class="ident">new</span>(),
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="doccomment">/// Create `InternalError` with predefined `HttpResponse`.</span>
|
|||
|
|
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">from_response</span>(<span class="ident">cause</span>: <span class="ident">T</span>, <span class="ident">response</span>: <span class="ident">HttpResponse</span>) <span class="op">-></span> <span class="self">Self</span> {
|
|||
|
|
<span class="kw">let</span> <span class="ident">resp</span> <span class="op">=</span> <span class="ident">response</span>.<span class="ident">into_parts</span>();
|
|||
|
|
<span class="ident">InternalError</span> {
|
|||
|
|
<span class="ident">cause</span>,
|
|||
|
|
<span class="ident">status</span>: <span class="ident">InternalErrorType</span>::<span class="ident">Response</span>(<span class="ident">Box</span>::<span class="ident">new</span>(<span class="ident">Mutex</span>::<span class="ident">new</span>(<span class="prelude-val">Some</span>(<span class="ident">resp</span>)))),
|
|||
|
|
<span class="ident">backtrace</span>: <span class="ident">Backtrace</span>::<span class="ident">new</span>(),
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="kw">impl</span><span class="op"><</span><span class="ident">T</span><span class="op">></span> <span class="ident">Fail</span> <span class="kw">for</span> <span class="ident">InternalError</span><span class="op"><</span><span class="ident">T</span><span class="op">></span>
|
|||
|
|
<span class="kw">where</span>
|
|||
|
|
<span class="ident">T</span>: <span class="ident">Send</span> <span class="op">+</span> <span class="ident">Sync</span> <span class="op">+</span> <span class="ident">fmt</span>::<span class="ident">Debug</span> <span class="op">+</span> <span class="ident">fmt</span>::<span class="ident">Display</span> <span class="op">+</span> <span class="lifetime">'static</span>,
|
|||
|
|
{
|
|||
|
|
<span class="kw">fn</span> <span class="ident">backtrace</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-></span> <span class="prelude-ty">Option</span><span class="op"><</span><span class="kw-2">&</span><span class="ident">Backtrace</span><span class="op">></span> {
|
|||
|
|
<span class="prelude-val">Some</span>(<span class="kw-2">&</span><span class="self">self</span>.<span class="ident">backtrace</span>)
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="kw">impl</span><span class="op"><</span><span class="ident">T</span><span class="op">></span> <span class="ident">fmt</span>::<span class="ident">Debug</span> <span class="kw">for</span> <span class="ident">InternalError</span><span class="op"><</span><span class="ident">T</span><span class="op">></span>
|
|||
|
|
<span class="kw">where</span>
|
|||
|
|
<span class="ident">T</span>: <span class="ident">Send</span> <span class="op">+</span> <span class="ident">Sync</span> <span class="op">+</span> <span class="ident">fmt</span>::<span class="ident">Debug</span> <span class="op">+</span> <span class="lifetime">'static</span>,
|
|||
|
|
{
|
|||
|
|
<span class="kw">fn</span> <span class="ident">fmt</span>(<span class="kw-2">&</span><span class="self">self</span>, <span class="ident">f</span>: <span class="kw-2">&</span><span class="kw-2">mut</span> <span class="ident">fmt</span>::<span class="ident">Formatter</span>) <span class="op">-></span> <span class="ident">fmt</span>::<span class="prelude-ty">Result</span> {
|
|||
|
|
<span class="ident">fmt</span>::<span class="ident">Debug</span>::<span class="ident">fmt</span>(<span class="kw-2">&</span><span class="self">self</span>.<span class="ident">cause</span>, <span class="ident">f</span>)
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="kw">impl</span><span class="op"><</span><span class="ident">T</span><span class="op">></span> <span class="ident">fmt</span>::<span class="ident">Display</span> <span class="kw">for</span> <span class="ident">InternalError</span><span class="op"><</span><span class="ident">T</span><span class="op">></span>
|
|||
|
|
<span class="kw">where</span>
|
|||
|
|
<span class="ident">T</span>: <span class="ident">Send</span> <span class="op">+</span> <span class="ident">Sync</span> <span class="op">+</span> <span class="ident">fmt</span>::<span class="ident">Display</span> <span class="op">+</span> <span class="lifetime">'static</span>,
|
|||
|
|
{
|
|||
|
|
<span class="kw">fn</span> <span class="ident">fmt</span>(<span class="kw-2">&</span><span class="self">self</span>, <span class="ident">f</span>: <span class="kw-2">&</span><span class="kw-2">mut</span> <span class="ident">fmt</span>::<span class="ident">Formatter</span>) <span class="op">-></span> <span class="ident">fmt</span>::<span class="prelude-ty">Result</span> {
|
|||
|
|
<span class="ident">fmt</span>::<span class="ident">Display</span>::<span class="ident">fmt</span>(<span class="kw-2">&</span><span class="self">self</span>.<span class="ident">cause</span>, <span class="ident">f</span>)
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="kw">impl</span><span class="op"><</span><span class="ident">T</span><span class="op">></span> <span class="ident">ResponseError</span> <span class="kw">for</span> <span class="ident">InternalError</span><span class="op"><</span><span class="ident">T</span><span class="op">></span>
|
|||
|
|
<span class="kw">where</span>
|
|||
|
|
<span class="ident">T</span>: <span class="ident">Send</span> <span class="op">+</span> <span class="ident">Sync</span> <span class="op">+</span> <span class="ident">fmt</span>::<span class="ident">Debug</span> <span class="op">+</span> <span class="ident">fmt</span>::<span class="ident">Display</span> <span class="op">+</span> <span class="lifetime">'static</span>,
|
|||
|
|
{
|
|||
|
|
<span class="kw">fn</span> <span class="ident">error_response</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-></span> <span class="ident">HttpResponse</span> {
|
|||
|
|
<span class="kw">match</span> <span class="self">self</span>.<span class="ident">status</span> {
|
|||
|
|
<span class="ident">InternalErrorType</span>::<span class="ident">Status</span>(<span class="ident">st</span>) <span class="op">=></span> <span class="ident">HttpResponse</span>::<span class="ident">new</span>(<span class="ident">st</span>),
|
|||
|
|
<span class="ident">InternalErrorType</span>::<span class="ident">Response</span>(<span class="kw-2">ref</span> <span class="ident">resp</span>) <span class="op">=></span> {
|
|||
|
|
<span class="kw">if</span> <span class="kw">let</span> <span class="prelude-val">Some</span>(<span class="ident">resp</span>) <span class="op">=</span> <span class="ident">resp</span>.<span class="ident">lock</span>().<span class="ident">unwrap</span>().<span class="ident">take</span>() {
|
|||
|
|
<span class="ident">HttpResponse</span>::<span class="ident">from_parts</span>(<span class="ident">resp</span>)
|
|||
|
|
} <span class="kw">else</span> {
|
|||
|
|
<span class="ident">HttpResponse</span>::<span class="ident">new</span>(<span class="ident">StatusCode</span>::<span class="ident">INTERNAL_SERVER_ERROR</span>)
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="kw">impl</span><span class="op"><</span><span class="ident">T</span><span class="op">></span> <span class="ident">Responder</span> <span class="kw">for</span> <span class="ident">InternalError</span><span class="op"><</span><span class="ident">T</span><span class="op">></span>
|
|||
|
|
<span class="kw">where</span>
|
|||
|
|
<span class="ident">T</span>: <span class="ident">Send</span> <span class="op">+</span> <span class="ident">Sync</span> <span class="op">+</span> <span class="ident">fmt</span>::<span class="ident">Debug</span> <span class="op">+</span> <span class="ident">fmt</span>::<span class="ident">Display</span> <span class="op">+</span> <span class="lifetime">'static</span>,
|
|||
|
|
{
|
|||
|
|
<span class="kw">type</span> <span class="ident">Item</span> <span class="op">=</span> <span class="ident">HttpResponse</span>;
|
|||
|
|
<span class="kw">type</span> <span class="ident">Error</span> <span class="op">=</span> <span class="ident">Error</span>;
|
|||
|
|
|
|||
|
|
<span class="kw">fn</span> <span class="ident">respond_to</span><span class="op"><</span><span class="ident">S</span><span class="op">></span>(<span class="self">self</span>, <span class="kw">_</span>: <span class="kw-2">&</span><span class="ident">HttpRequest</span><span class="op"><</span><span class="ident">S</span><span class="op">></span>) <span class="op">-></span> <span class="prelude-ty">Result</span><span class="op"><</span><span class="ident">HttpResponse</span>, <span class="ident">Error</span><span class="op">></span> {
|
|||
|
|
<span class="prelude-val">Err</span>(<span class="self">self</span>.<span class="ident">into</span>())
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="doccomment">/// Helper function that creates wrapper of any error and generate *BAD</span>
|
|||
|
|
<span class="doccomment">/// REQUEST* response.</span>
|
|||
|
|
<span class="attribute">#[<span class="ident">allow</span>(<span class="ident">non_snake_case</span>)]</span>
|
|||
|
|
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">ErrorBadRequest</span><span class="op"><</span><span class="ident">T</span><span class="op">></span>(<span class="ident">err</span>: <span class="ident">T</span>) <span class="op">-></span> <span class="ident">Error</span>
|
|||
|
|
<span class="kw">where</span>
|
|||
|
|
<span class="ident">T</span>: <span class="ident">Send</span> <span class="op">+</span> <span class="ident">Sync</span> <span class="op">+</span> <span class="ident">fmt</span>::<span class="ident">Debug</span> <span class="op">+</span> <span class="ident">fmt</span>::<span class="ident">Display</span> <span class="op">+</span> <span class="lifetime">'static</span>,
|
|||
|
|
{
|
|||
|
|
<span class="ident">InternalError</span>::<span class="ident">new</span>(<span class="ident">err</span>, <span class="ident">StatusCode</span>::<span class="ident">BAD_REQUEST</span>).<span class="ident">into</span>()
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="doccomment">/// Helper function that creates wrapper of any error and generate</span>
|
|||
|
|
<span class="doccomment">/// *UNAUTHORIZED* response.</span>
|
|||
|
|
<span class="attribute">#[<span class="ident">allow</span>(<span class="ident">non_snake_case</span>)]</span>
|
|||
|
|
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">ErrorUnauthorized</span><span class="op"><</span><span class="ident">T</span><span class="op">></span>(<span class="ident">err</span>: <span class="ident">T</span>) <span class="op">-></span> <span class="ident">Error</span>
|
|||
|
|
<span class="kw">where</span>
|
|||
|
|
<span class="ident">T</span>: <span class="ident">Send</span> <span class="op">+</span> <span class="ident">Sync</span> <span class="op">+</span> <span class="ident">fmt</span>::<span class="ident">Debug</span> <span class="op">+</span> <span class="ident">fmt</span>::<span class="ident">Display</span> <span class="op">+</span> <span class="lifetime">'static</span>,
|
|||
|
|
{
|
|||
|
|
<span class="ident">InternalError</span>::<span class="ident">new</span>(<span class="ident">err</span>, <span class="ident">StatusCode</span>::<span class="ident">UNAUTHORIZED</span>).<span class="ident">into</span>()
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="doccomment">/// Helper function that creates wrapper of any error and generate *FORBIDDEN*</span>
|
|||
|
|
<span class="doccomment">/// response.</span>
|
|||
|
|
<span class="attribute">#[<span class="ident">allow</span>(<span class="ident">non_snake_case</span>)]</span>
|
|||
|
|
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">ErrorForbidden</span><span class="op"><</span><span class="ident">T</span><span class="op">></span>(<span class="ident">err</span>: <span class="ident">T</span>) <span class="op">-></span> <span class="ident">Error</span>
|
|||
|
|
<span class="kw">where</span>
|
|||
|
|
<span class="ident">T</span>: <span class="ident">Send</span> <span class="op">+</span> <span class="ident">Sync</span> <span class="op">+</span> <span class="ident">fmt</span>::<span class="ident">Debug</span> <span class="op">+</span> <span class="ident">fmt</span>::<span class="ident">Display</span> <span class="op">+</span> <span class="lifetime">'static</span>,
|
|||
|
|
{
|
|||
|
|
<span class="ident">InternalError</span>::<span class="ident">new</span>(<span class="ident">err</span>, <span class="ident">StatusCode</span>::<span class="ident">FORBIDDEN</span>).<span class="ident">into</span>()
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="doccomment">/// Helper function that creates wrapper of any error and generate *NOT FOUND*</span>
|
|||
|
|
<span class="doccomment">/// response.</span>
|
|||
|
|
<span class="attribute">#[<span class="ident">allow</span>(<span class="ident">non_snake_case</span>)]</span>
|
|||
|
|
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">ErrorNotFound</span><span class="op"><</span><span class="ident">T</span><span class="op">></span>(<span class="ident">err</span>: <span class="ident">T</span>) <span class="op">-></span> <span class="ident">Error</span>
|
|||
|
|
<span class="kw">where</span>
|
|||
|
|
<span class="ident">T</span>: <span class="ident">Send</span> <span class="op">+</span> <span class="ident">Sync</span> <span class="op">+</span> <span class="ident">fmt</span>::<span class="ident">Debug</span> <span class="op">+</span> <span class="ident">fmt</span>::<span class="ident">Display</span> <span class="op">+</span> <span class="lifetime">'static</span>,
|
|||
|
|
{
|
|||
|
|
<span class="ident">InternalError</span>::<span class="ident">new</span>(<span class="ident">err</span>, <span class="ident">StatusCode</span>::<span class="ident">NOT_FOUND</span>).<span class="ident">into</span>()
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="doccomment">/// Helper function that creates wrapper of any error and generate *METHOD NOT</span>
|
|||
|
|
<span class="doccomment">/// ALLOWED* response.</span>
|
|||
|
|
<span class="attribute">#[<span class="ident">allow</span>(<span class="ident">non_snake_case</span>)]</span>
|
|||
|
|
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">ErrorMethodNotAllowed</span><span class="op"><</span><span class="ident">T</span><span class="op">></span>(<span class="ident">err</span>: <span class="ident">T</span>) <span class="op">-></span> <span class="ident">Error</span>
|
|||
|
|
<span class="kw">where</span>
|
|||
|
|
<span class="ident">T</span>: <span class="ident">Send</span> <span class="op">+</span> <span class="ident">Sync</span> <span class="op">+</span> <span class="ident">fmt</span>::<span class="ident">Debug</span> <span class="op">+</span> <span class="ident">fmt</span>::<span class="ident">Display</span> <span class="op">+</span> <span class="lifetime">'static</span>,
|
|||
|
|
{
|
|||
|
|
<span class="ident">InternalError</span>::<span class="ident">new</span>(<span class="ident">err</span>, <span class="ident">StatusCode</span>::<span class="ident">METHOD_NOT_ALLOWED</span>).<span class="ident">into</span>()
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="doccomment">/// Helper function that creates wrapper of any error and generate *REQUEST</span>
|
|||
|
|
<span class="doccomment">/// TIMEOUT* response.</span>
|
|||
|
|
<span class="attribute">#[<span class="ident">allow</span>(<span class="ident">non_snake_case</span>)]</span>
|
|||
|
|
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">ErrorRequestTimeout</span><span class="op"><</span><span class="ident">T</span><span class="op">></span>(<span class="ident">err</span>: <span class="ident">T</span>) <span class="op">-></span> <span class="ident">Error</span>
|
|||
|
|
<span class="kw">where</span>
|
|||
|
|
<span class="ident">T</span>: <span class="ident">Send</span> <span class="op">+</span> <span class="ident">Sync</span> <span class="op">+</span> <span class="ident">fmt</span>::<span class="ident">Debug</span> <span class="op">+</span> <span class="ident">fmt</span>::<span class="ident">Display</span> <span class="op">+</span> <span class="lifetime">'static</span>,
|
|||
|
|
{
|
|||
|
|
<span class="ident">InternalError</span>::<span class="ident">new</span>(<span class="ident">err</span>, <span class="ident">StatusCode</span>::<span class="ident">REQUEST_TIMEOUT</span>).<span class="ident">into</span>()
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="doccomment">/// Helper function that creates wrapper of any error and generate *CONFLICT*</span>
|
|||
|
|
<span class="doccomment">/// response.</span>
|
|||
|
|
<span class="attribute">#[<span class="ident">allow</span>(<span class="ident">non_snake_case</span>)]</span>
|
|||
|
|
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">ErrorConflict</span><span class="op"><</span><span class="ident">T</span><span class="op">></span>(<span class="ident">err</span>: <span class="ident">T</span>) <span class="op">-></span> <span class="ident">Error</span>
|
|||
|
|
<span class="kw">where</span>
|
|||
|
|
<span class="ident">T</span>: <span class="ident">Send</span> <span class="op">+</span> <span class="ident">Sync</span> <span class="op">+</span> <span class="ident">fmt</span>::<span class="ident">Debug</span> <span class="op">+</span> <span class="ident">fmt</span>::<span class="ident">Display</span> <span class="op">+</span> <span class="lifetime">'static</span>,
|
|||
|
|
{
|
|||
|
|
<span class="ident">InternalError</span>::<span class="ident">new</span>(<span class="ident">err</span>, <span class="ident">StatusCode</span>::<span class="ident">CONFLICT</span>).<span class="ident">into</span>()
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="doccomment">/// Helper function that creates wrapper of any error and generate *GONE*</span>
|
|||
|
|
<span class="doccomment">/// response.</span>
|
|||
|
|
<span class="attribute">#[<span class="ident">allow</span>(<span class="ident">non_snake_case</span>)]</span>
|
|||
|
|
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">ErrorGone</span><span class="op"><</span><span class="ident">T</span><span class="op">></span>(<span class="ident">err</span>: <span class="ident">T</span>) <span class="op">-></span> <span class="ident">Error</span>
|
|||
|
|
<span class="kw">where</span>
|
|||
|
|
<span class="ident">T</span>: <span class="ident">Send</span> <span class="op">+</span> <span class="ident">Sync</span> <span class="op">+</span> <span class="ident">fmt</span>::<span class="ident">Debug</span> <span class="op">+</span> <span class="ident">fmt</span>::<span class="ident">Display</span> <span class="op">+</span> <span class="lifetime">'static</span>,
|
|||
|
|
{
|
|||
|
|
<span class="ident">InternalError</span>::<span class="ident">new</span>(<span class="ident">err</span>, <span class="ident">StatusCode</span>::<span class="ident">GONE</span>).<span class="ident">into</span>()
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="doccomment">/// Helper function that creates wrapper of any error and generate</span>
|
|||
|
|
<span class="doccomment">/// *PRECONDITION FAILED* response.</span>
|
|||
|
|
<span class="attribute">#[<span class="ident">allow</span>(<span class="ident">non_snake_case</span>)]</span>
|
|||
|
|
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">ErrorPreconditionFailed</span><span class="op"><</span><span class="ident">T</span><span class="op">></span>(<span class="ident">err</span>: <span class="ident">T</span>) <span class="op">-></span> <span class="ident">Error</span>
|
|||
|
|
<span class="kw">where</span>
|
|||
|
|
<span class="ident">T</span>: <span class="ident">Send</span> <span class="op">+</span> <span class="ident">Sync</span> <span class="op">+</span> <span class="ident">fmt</span>::<span class="ident">Debug</span> <span class="op">+</span> <span class="ident">fmt</span>::<span class="ident">Display</span> <span class="op">+</span> <span class="lifetime">'static</span>,
|
|||
|
|
{
|
|||
|
|
<span class="ident">InternalError</span>::<span class="ident">new</span>(<span class="ident">err</span>, <span class="ident">StatusCode</span>::<span class="ident">PRECONDITION_FAILED</span>).<span class="ident">into</span>()
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="doccomment">/// Helper function that creates wrapper of any error and generate</span>
|
|||
|
|
<span class="doccomment">/// *EXPECTATION FAILED* response.</span>
|
|||
|
|
<span class="attribute">#[<span class="ident">allow</span>(<span class="ident">non_snake_case</span>)]</span>
|
|||
|
|
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">ErrorExpectationFailed</span><span class="op"><</span><span class="ident">T</span><span class="op">></span>(<span class="ident">err</span>: <span class="ident">T</span>) <span class="op">-></span> <span class="ident">Error</span>
|
|||
|
|
<span class="kw">where</span>
|
|||
|
|
<span class="ident">T</span>: <span class="ident">Send</span> <span class="op">+</span> <span class="ident">Sync</span> <span class="op">+</span> <span class="ident">fmt</span>::<span class="ident">Debug</span> <span class="op">+</span> <span class="ident">fmt</span>::<span class="ident">Display</span> <span class="op">+</span> <span class="lifetime">'static</span>,
|
|||
|
|
{
|
|||
|
|
<span class="ident">InternalError</span>::<span class="ident">new</span>(<span class="ident">err</span>, <span class="ident">StatusCode</span>::<span class="ident">EXPECTATION_FAILED</span>).<span class="ident">into</span>()
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="doccomment">/// Helper function that creates wrapper of any error and</span>
|
|||
|
|
<span class="doccomment">/// generate *INTERNAL SERVER ERROR* response.</span>
|
|||
|
|
<span class="attribute">#[<span class="ident">allow</span>(<span class="ident">non_snake_case</span>)]</span>
|
|||
|
|
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">ErrorInternalServerError</span><span class="op"><</span><span class="ident">T</span><span class="op">></span>(<span class="ident">err</span>: <span class="ident">T</span>) <span class="op">-></span> <span class="ident">Error</span>
|
|||
|
|
<span class="kw">where</span>
|
|||
|
|
<span class="ident">T</span>: <span class="ident">Send</span> <span class="op">+</span> <span class="ident">Sync</span> <span class="op">+</span> <span class="ident">fmt</span>::<span class="ident">Debug</span> <span class="op">+</span> <span class="ident">fmt</span>::<span class="ident">Display</span> <span class="op">+</span> <span class="lifetime">'static</span>,
|
|||
|
|
{
|
|||
|
|
<span class="ident">InternalError</span>::<span class="ident">new</span>(<span class="ident">err</span>, <span class="ident">StatusCode</span>::<span class="ident">INTERNAL_SERVER_ERROR</span>).<span class="ident">into</span>()
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="doccomment">/// Helper function that creates wrapper of any error and</span>
|
|||
|
|
<span class="doccomment">/// generate *NOT IMPLEMENTED* response.</span>
|
|||
|
|
<span class="attribute">#[<span class="ident">allow</span>(<span class="ident">non_snake_case</span>)]</span>
|
|||
|
|
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">ErrorNotImplemented</span><span class="op"><</span><span class="ident">T</span><span class="op">></span>(<span class="ident">err</span>: <span class="ident">T</span>) <span class="op">-></span> <span class="ident">Error</span>
|
|||
|
|
<span class="kw">where</span>
|
|||
|
|
<span class="ident">T</span>: <span class="ident">Send</span> <span class="op">+</span> <span class="ident">Sync</span> <span class="op">+</span> <span class="ident">fmt</span>::<span class="ident">Debug</span> <span class="op">+</span> <span class="ident">fmt</span>::<span class="ident">Display</span> <span class="op">+</span> <span class="lifetime">'static</span>,
|
|||
|
|
{
|
|||
|
|
<span class="ident">InternalError</span>::<span class="ident">new</span>(<span class="ident">err</span>, <span class="ident">StatusCode</span>::<span class="ident">NOT_IMPLEMENTED</span>).<span class="ident">into</span>()
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="doccomment">/// Helper function that creates wrapper of any error and</span>
|
|||
|
|
<span class="doccomment">/// generate *BAD GATEWAY* response.</span>
|
|||
|
|
<span class="attribute">#[<span class="ident">allow</span>(<span class="ident">non_snake_case</span>)]</span>
|
|||
|
|
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">ErrorBadGateway</span><span class="op"><</span><span class="ident">T</span><span class="op">></span>(<span class="ident">err</span>: <span class="ident">T</span>) <span class="op">-></span> <span class="ident">Error</span>
|
|||
|
|
<span class="kw">where</span>
|
|||
|
|
<span class="ident">T</span>: <span class="ident">Send</span> <span class="op">+</span> <span class="ident">Sync</span> <span class="op">+</span> <span class="ident">fmt</span>::<span class="ident">Debug</span> <span class="op">+</span> <span class="ident">fmt</span>::<span class="ident">Display</span> <span class="op">+</span> <span class="lifetime">'static</span>,
|
|||
|
|
{
|
|||
|
|
<span class="ident">InternalError</span>::<span class="ident">new</span>(<span class="ident">err</span>, <span class="ident">StatusCode</span>::<span class="ident">BAD_GATEWAY</span>).<span class="ident">into</span>()
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="doccomment">/// Helper function that creates wrapper of any error and</span>
|
|||
|
|
<span class="doccomment">/// generate *SERVICE UNAVAILABLE* response.</span>
|
|||
|
|
<span class="attribute">#[<span class="ident">allow</span>(<span class="ident">non_snake_case</span>)]</span>
|
|||
|
|
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">ErrorServiceUnavailable</span><span class="op"><</span><span class="ident">T</span><span class="op">></span>(<span class="ident">err</span>: <span class="ident">T</span>) <span class="op">-></span> <span class="ident">Error</span>
|
|||
|
|
<span class="kw">where</span>
|
|||
|
|
<span class="ident">T</span>: <span class="ident">Send</span> <span class="op">+</span> <span class="ident">Sync</span> <span class="op">+</span> <span class="ident">fmt</span>::<span class="ident">Debug</span> <span class="op">+</span> <span class="ident">fmt</span>::<span class="ident">Display</span> <span class="op">+</span> <span class="lifetime">'static</span>,
|
|||
|
|
{
|
|||
|
|
<span class="ident">InternalError</span>::<span class="ident">new</span>(<span class="ident">err</span>, <span class="ident">StatusCode</span>::<span class="ident">SERVICE_UNAVAILABLE</span>).<span class="ident">into</span>()
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="doccomment">/// Helper function that creates wrapper of any error and</span>
|
|||
|
|
<span class="doccomment">/// generate *GATEWAY TIMEOUT* response.</span>
|
|||
|
|
<span class="attribute">#[<span class="ident">allow</span>(<span class="ident">non_snake_case</span>)]</span>
|
|||
|
|
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">ErrorGatewayTimeout</span><span class="op"><</span><span class="ident">T</span><span class="op">></span>(<span class="ident">err</span>: <span class="ident">T</span>) <span class="op">-></span> <span class="ident">Error</span>
|
|||
|
|
<span class="kw">where</span>
|
|||
|
|
<span class="ident">T</span>: <span class="ident">Send</span> <span class="op">+</span> <span class="ident">Sync</span> <span class="op">+</span> <span class="ident">fmt</span>::<span class="ident">Debug</span> <span class="op">+</span> <span class="ident">fmt</span>::<span class="ident">Display</span> <span class="op">+</span> <span class="lifetime">'static</span>,
|
|||
|
|
{
|
|||
|
|
<span class="ident">InternalError</span>::<span class="ident">new</span>(<span class="ident">err</span>, <span class="ident">StatusCode</span>::<span class="ident">GATEWAY_TIMEOUT</span>).<span class="ident">into</span>()
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">test</span>)]</span>
|
|||
|
|
<span class="kw">mod</span> <span class="ident">tests</span> {
|
|||
|
|
<span class="kw">use</span> <span class="kw">super</span>::<span class="kw-2">*</span>;
|
|||
|
|
<span class="kw">use</span> <span class="ident">cookie</span>::<span class="ident">ParseError</span> <span class="kw">as</span> <span class="ident">CookieParseError</span>;
|
|||
|
|
<span class="kw">use</span> <span class="ident">failure</span>;
|
|||
|
|
<span class="kw">use</span> <span class="ident">http</span>::{<span class="ident">Error</span> <span class="kw">as</span> <span class="ident">HttpError</span>, <span class="ident">StatusCode</span>};
|
|||
|
|
<span class="kw">use</span> <span class="ident">httparse</span>;
|
|||
|
|
<span class="kw">use</span> <span class="ident">std</span>::<span class="ident">env</span>;
|
|||
|
|
<span class="kw">use</span> <span class="ident">std</span>::<span class="ident">error</span>::<span class="ident">Error</span> <span class="kw">as</span> <span class="ident">StdError</span>;
|
|||
|
|
<span class="kw">use</span> <span class="ident">std</span>::<span class="ident">io</span>;
|
|||
|
|
|
|||
|
|
<span class="attribute">#[<span class="ident">test</span>]</span>
|
|||
|
|
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">actix_nightly</span>)]</span>
|
|||
|
|
<span class="kw">fn</span> <span class="ident">test_nightly</span>() {
|
|||
|
|
<span class="kw">let</span> <span class="ident">resp</span>: <span class="ident">HttpResponse</span> <span class="op">=</span>
|
|||
|
|
<span class="ident">IoError</span>::<span class="ident">new</span>(<span class="ident">io</span>::<span class="ident">ErrorKind</span>::<span class="ident">Other</span>, <span class="string">"test"</span>).<span class="ident">error_response</span>();
|
|||
|
|
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">resp</span>.<span class="ident">status</span>(), <span class="ident">StatusCode</span>::<span class="ident">INTERNAL_SERVER_ERROR</span>);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="attribute">#[<span class="ident">test</span>]</span>
|
|||
|
|
<span class="kw">fn</span> <span class="ident">test_into_response</span>() {
|
|||
|
|
<span class="kw">let</span> <span class="ident">resp</span>: <span class="ident">HttpResponse</span> <span class="op">=</span> <span class="ident">ParseError</span>::<span class="ident">Incomplete</span>.<span class="ident">error_response</span>();
|
|||
|
|
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">resp</span>.<span class="ident">status</span>(), <span class="ident">StatusCode</span>::<span class="ident">BAD_REQUEST</span>);
|
|||
|
|
|
|||
|
|
<span class="kw">let</span> <span class="ident">resp</span>: <span class="ident">HttpResponse</span> <span class="op">=</span> <span class="ident">CookieParseError</span>::<span class="ident">EmptyName</span>.<span class="ident">error_response</span>();
|
|||
|
|
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">resp</span>.<span class="ident">status</span>(), <span class="ident">StatusCode</span>::<span class="ident">BAD_REQUEST</span>);
|
|||
|
|
|
|||
|
|
<span class="kw">let</span> <span class="ident">resp</span>: <span class="ident">HttpResponse</span> <span class="op">=</span> <span class="ident">MultipartError</span>::<span class="ident">Boundary</span>.<span class="ident">error_response</span>();
|
|||
|
|
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">resp</span>.<span class="ident">status</span>(), <span class="ident">StatusCode</span>::<span class="ident">BAD_REQUEST</span>);
|
|||
|
|
|
|||
|
|
<span class="kw">let</span> <span class="ident">err</span>: <span class="ident">HttpError</span> <span class="op">=</span> <span class="ident">StatusCode</span>::<span class="ident">from_u16</span>(<span class="number">10000</span>).<span class="ident">err</span>().<span class="ident">unwrap</span>().<span class="ident">into</span>();
|
|||
|
|
<span class="kw">let</span> <span class="ident">resp</span>: <span class="ident">HttpResponse</span> <span class="op">=</span> <span class="ident">err</span>.<span class="ident">error_response</span>();
|
|||
|
|
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">resp</span>.<span class="ident">status</span>(), <span class="ident">StatusCode</span>::<span class="ident">INTERNAL_SERVER_ERROR</span>);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="attribute">#[<span class="ident">test</span>]</span>
|
|||
|
|
<span class="kw">fn</span> <span class="ident">test_as_fail</span>() {
|
|||
|
|
<span class="kw">let</span> <span class="ident">orig</span> <span class="op">=</span> <span class="ident">io</span>::<span class="ident">Error</span>::<span class="ident">new</span>(<span class="ident">io</span>::<span class="ident">ErrorKind</span>::<span class="ident">Other</span>, <span class="string">"other"</span>);
|
|||
|
|
<span class="kw">let</span> <span class="ident">desc</span> <span class="op">=</span> <span class="ident">orig</span>.<span class="ident">description</span>().<span class="ident">to_owned</span>();
|
|||
|
|
<span class="kw">let</span> <span class="ident">e</span> <span class="op">=</span> <span class="ident">ParseError</span>::<span class="ident">Io</span>(<span class="ident">orig</span>);
|
|||
|
|
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="macro">format</span><span class="macro">!</span>(<span class="string">"{}"</span>, <span class="ident">e</span>.<span class="ident">cause</span>().<span class="ident">unwrap</span>()), <span class="ident">desc</span>);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="attribute">#[<span class="ident">test</span>]</span>
|
|||
|
|
<span class="kw">fn</span> <span class="ident">test_backtrace</span>() {
|
|||
|
|
<span class="kw">let</span> <span class="ident">e</span> <span class="op">=</span> <span class="ident">ErrorBadRequest</span>(<span class="string">"err"</span>);
|
|||
|
|
<span class="kw">let</span> <span class="kw">_</span> <span class="op">=</span> <span class="ident">e</span>.<span class="ident">backtrace</span>();
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="attribute">#[<span class="ident">test</span>]</span>
|
|||
|
|
<span class="kw">fn</span> <span class="ident">test_error_cause</span>() {
|
|||
|
|
<span class="kw">let</span> <span class="ident">orig</span> <span class="op">=</span> <span class="ident">io</span>::<span class="ident">Error</span>::<span class="ident">new</span>(<span class="ident">io</span>::<span class="ident">ErrorKind</span>::<span class="ident">Other</span>, <span class="string">"other"</span>);
|
|||
|
|
<span class="kw">let</span> <span class="ident">desc</span> <span class="op">=</span> <span class="ident">orig</span>.<span class="ident">description</span>().<span class="ident">to_owned</span>();
|
|||
|
|
<span class="kw">let</span> <span class="ident">e</span> <span class="op">=</span> <span class="ident">Error</span>::<span class="ident">from</span>(<span class="ident">orig</span>);
|
|||
|
|
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="macro">format</span><span class="macro">!</span>(<span class="string">"{}"</span>, <span class="ident">e</span>.<span class="ident">as_fail</span>()), <span class="ident">desc</span>);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="attribute">#[<span class="ident">test</span>]</span>
|
|||
|
|
<span class="kw">fn</span> <span class="ident">test_error_display</span>() {
|
|||
|
|
<span class="kw">let</span> <span class="ident">orig</span> <span class="op">=</span> <span class="ident">io</span>::<span class="ident">Error</span>::<span class="ident">new</span>(<span class="ident">io</span>::<span class="ident">ErrorKind</span>::<span class="ident">Other</span>, <span class="string">"other"</span>);
|
|||
|
|
<span class="kw">let</span> <span class="ident">desc</span> <span class="op">=</span> <span class="ident">orig</span>.<span class="ident">description</span>().<span class="ident">to_owned</span>();
|
|||
|
|
<span class="kw">let</span> <span class="ident">e</span> <span class="op">=</span> <span class="ident">Error</span>::<span class="ident">from</span>(<span class="ident">orig</span>);
|
|||
|
|
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="macro">format</span><span class="macro">!</span>(<span class="string">"{}"</span>, <span class="ident">e</span>), <span class="ident">desc</span>);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="attribute">#[<span class="ident">test</span>]</span>
|
|||
|
|
<span class="kw">fn</span> <span class="ident">test_error_http_response</span>() {
|
|||
|
|
<span class="kw">let</span> <span class="ident">orig</span> <span class="op">=</span> <span class="ident">io</span>::<span class="ident">Error</span>::<span class="ident">new</span>(<span class="ident">io</span>::<span class="ident">ErrorKind</span>::<span class="ident">Other</span>, <span class="string">"other"</span>);
|
|||
|
|
<span class="kw">let</span> <span class="ident">e</span> <span class="op">=</span> <span class="ident">Error</span>::<span class="ident">from</span>(<span class="ident">orig</span>);
|
|||
|
|
<span class="kw">let</span> <span class="ident">resp</span>: <span class="ident">HttpResponse</span> <span class="op">=</span> <span class="ident">e</span>.<span class="ident">into</span>();
|
|||
|
|
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">resp</span>.<span class="ident">status</span>(), <span class="ident">StatusCode</span>::<span class="ident">INTERNAL_SERVER_ERROR</span>);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="attribute">#[<span class="ident">test</span>]</span>
|
|||
|
|
<span class="kw">fn</span> <span class="ident">test_expect_error</span>() {
|
|||
|
|
<span class="kw">let</span> <span class="ident">resp</span>: <span class="ident">HttpResponse</span> <span class="op">=</span> <span class="ident">ExpectError</span>::<span class="ident">Encoding</span>.<span class="ident">error_response</span>();
|
|||
|
|
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">resp</span>.<span class="ident">status</span>(), <span class="ident">StatusCode</span>::<span class="ident">EXPECTATION_FAILED</span>);
|
|||
|
|
<span class="kw">let</span> <span class="ident">resp</span>: <span class="ident">HttpResponse</span> <span class="op">=</span> <span class="ident">ExpectError</span>::<span class="ident">UnknownExpect</span>.<span class="ident">error_response</span>();
|
|||
|
|
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">resp</span>.<span class="ident">status</span>(), <span class="ident">StatusCode</span>::<span class="ident">EXPECTATION_FAILED</span>);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="macro">macro_rules</span><span class="macro">!</span> <span class="ident">from</span> {
|
|||
|
|
(<span class="macro-nonterminal">$</span><span class="macro-nonterminal">from</span>:<span class="ident">expr</span> <span class="op">=></span> <span class="macro-nonterminal">$</span><span class="macro-nonterminal">error</span>:<span class="ident">pat</span>) <span class="op">=></span> {
|
|||
|
|
<span class="kw">match</span> <span class="ident">ParseError</span>::<span class="ident">from</span>(<span class="macro-nonterminal">$</span><span class="macro-nonterminal">from</span>) {
|
|||
|
|
<span class="ident">e</span> @ <span class="macro-nonterminal">$</span><span class="macro-nonterminal">error</span> <span class="op">=></span> {
|
|||
|
|
<span class="macro">assert</span><span class="macro">!</span>(<span class="macro">format</span><span class="macro">!</span>(<span class="string">"{}"</span>, <span class="ident">e</span>).<span class="ident">len</span>() <span class="op">>=</span> <span class="number">5</span>);
|
|||
|
|
}
|
|||
|
|
<span class="ident">e</span> <span class="op">=></span> <span class="macro">unreachable</span><span class="macro">!</span>(<span class="string">"{:?}"</span>, <span class="ident">e</span>),
|
|||
|
|
}
|
|||
|
|
};
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="macro">macro_rules</span><span class="macro">!</span> <span class="ident">from_and_cause</span> {
|
|||
|
|
(<span class="macro-nonterminal">$</span><span class="macro-nonterminal">from</span>:<span class="ident">expr</span> <span class="op">=></span> <span class="macro-nonterminal">$</span><span class="macro-nonterminal">error</span>:<span class="ident">pat</span>) <span class="op">=></span> {
|
|||
|
|
<span class="kw">match</span> <span class="ident">ParseError</span>::<span class="ident">from</span>(<span class="macro-nonterminal">$</span><span class="macro-nonterminal">from</span>) {
|
|||
|
|
<span class="ident">e</span> @ <span class="macro-nonterminal">$</span><span class="macro-nonterminal">error</span> <span class="op">=></span> {
|
|||
|
|
<span class="kw">let</span> <span class="ident">desc</span> <span class="op">=</span> <span class="macro">format</span><span class="macro">!</span>(<span class="string">"{}"</span>, <span class="ident">e</span>.<span class="ident">cause</span>().<span class="ident">unwrap</span>());
|
|||
|
|
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">desc</span>, <span class="macro-nonterminal">$</span><span class="macro-nonterminal">from</span>.<span class="ident">description</span>().<span class="ident">to_owned</span>());
|
|||
|
|
}
|
|||
|
|
<span class="kw">_</span> <span class="op">=></span> <span class="macro">unreachable</span><span class="macro">!</span>(<span class="string">"{:?}"</span>, <span class="macro-nonterminal">$</span><span class="macro-nonterminal">from</span>),
|
|||
|
|
}
|
|||
|
|
};
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="attribute">#[<span class="ident">test</span>]</span>
|
|||
|
|
<span class="kw">fn</span> <span class="ident">test_from</span>() {
|
|||
|
|
<span class="macro">from_and_cause</span><span class="macro">!</span>(<span class="ident">io</span>::<span class="ident">Error</span>::<span class="ident">new</span>(<span class="ident">io</span>::<span class="ident">ErrorKind</span>::<span class="ident">Other</span>, <span class="string">"other"</span>) <span class="op">=></span> <span class="ident">ParseError</span>::<span class="ident">Io</span>(..));
|
|||
|
|
|
|||
|
|
<span class="macro">from</span><span class="macro">!</span>(<span class="ident">httparse</span>::<span class="ident">Error</span>::<span class="ident">HeaderName</span> <span class="op">=></span> <span class="ident">ParseError</span>::<span class="ident">Header</span>);
|
|||
|
|
<span class="macro">from</span><span class="macro">!</span>(<span class="ident">httparse</span>::<span class="ident">Error</span>::<span class="ident">HeaderName</span> <span class="op">=></span> <span class="ident">ParseError</span>::<span class="ident">Header</span>);
|
|||
|
|
<span class="macro">from</span><span class="macro">!</span>(<span class="ident">httparse</span>::<span class="ident">Error</span>::<span class="ident">HeaderValue</span> <span class="op">=></span> <span class="ident">ParseError</span>::<span class="ident">Header</span>);
|
|||
|
|
<span class="macro">from</span><span class="macro">!</span>(<span class="ident">httparse</span>::<span class="ident">Error</span>::<span class="ident">NewLine</span> <span class="op">=></span> <span class="ident">ParseError</span>::<span class="ident">Header</span>);
|
|||
|
|
<span class="macro">from</span><span class="macro">!</span>(<span class="ident">httparse</span>::<span class="ident">Error</span>::<span class="ident">Status</span> <span class="op">=></span> <span class="ident">ParseError</span>::<span class="ident">Status</span>);
|
|||
|
|
<span class="macro">from</span><span class="macro">!</span>(<span class="ident">httparse</span>::<span class="ident">Error</span>::<span class="ident">Token</span> <span class="op">=></span> <span class="ident">ParseError</span>::<span class="ident">Header</span>);
|
|||
|
|
<span class="macro">from</span><span class="macro">!</span>(<span class="ident">httparse</span>::<span class="ident">Error</span>::<span class="ident">TooManyHeaders</span> <span class="op">=></span> <span class="ident">ParseError</span>::<span class="ident">TooLarge</span>);
|
|||
|
|
<span class="macro">from</span><span class="macro">!</span>(<span class="ident">httparse</span>::<span class="ident">Error</span>::<span class="ident">Version</span> <span class="op">=></span> <span class="ident">ParseError</span>::<span class="ident">Version</span>);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="attribute">#[<span class="ident">test</span>]</span>
|
|||
|
|
<span class="kw">fn</span> <span class="ident">failure_error</span>() {
|
|||
|
|
<span class="kw">const</span> <span class="ident">NAME</span>: <span class="kw-2">&</span><span class="ident">str</span> <span class="op">=</span> <span class="string">"RUST_BACKTRACE"</span>;
|
|||
|
|
<span class="kw">let</span> <span class="ident">old_tb</span> <span class="op">=</span> <span class="ident">env</span>::<span class="ident">var</span>(<span class="ident">NAME</span>);
|
|||
|
|
<span class="ident">env</span>::<span class="ident">set_var</span>(<span class="ident">NAME</span>, <span class="string">"0"</span>);
|
|||
|
|
<span class="kw">let</span> <span class="ident">error</span> <span class="op">=</span> <span class="ident">failure</span>::<span class="ident">err_msg</span>(<span class="string">"Hello!"</span>);
|
|||
|
|
<span class="kw">let</span> <span class="ident">resp</span>: <span class="ident">Error</span> <span class="op">=</span> <span class="ident">error</span>.<span class="ident">into</span>();
|
|||
|
|
<span class="macro">assert_eq</span><span class="macro">!</span>(
|
|||
|
|
<span class="macro">format</span><span class="macro">!</span>(<span class="string">"{:?}"</span>, <span class="ident">resp</span>),
|
|||
|
|
<span class="string">"Compat { error: ErrorMessage { msg: \"Hello!\" } }\n\n"</span>
|
|||
|
|
);
|
|||
|
|
<span class="kw">match</span> <span class="ident">old_tb</span> {
|
|||
|
|
<span class="prelude-val">Ok</span>(<span class="ident">x</span>) <span class="op">=></span> <span class="ident">env</span>::<span class="ident">set_var</span>(<span class="ident">NAME</span>, <span class="ident">x</span>),
|
|||
|
|
<span class="kw">_</span> <span class="op">=></span> <span class="ident">env</span>::<span class="ident">remove_var</span>(<span class="ident">NAME</span>),
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="attribute">#[<span class="ident">test</span>]</span>
|
|||
|
|
<span class="kw">fn</span> <span class="ident">test_internal_error</span>() {
|
|||
|
|
<span class="kw">let</span> <span class="ident">err</span> <span class="op">=</span> <span class="ident">InternalError</span>::<span class="ident">from_response</span>(
|
|||
|
|
<span class="ident">ExpectError</span>::<span class="ident">Encoding</span>,
|
|||
|
|
<span class="ident">HttpResponse</span>::<span class="prelude-val">Ok</span>().<span class="ident">into</span>(),
|
|||
|
|
);
|
|||
|
|
<span class="kw">let</span> <span class="ident">resp</span>: <span class="ident">HttpResponse</span> <span class="op">=</span> <span class="ident">err</span>.<span class="ident">error_response</span>();
|
|||
|
|
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">resp</span>.<span class="ident">status</span>(), <span class="ident">StatusCode</span>::<span class="ident">OK</span>);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="attribute">#[<span class="ident">test</span>]</span>
|
|||
|
|
<span class="kw">fn</span> <span class="ident">test_error_downcasting_direct</span>() {
|
|||
|
|
<span class="attribute">#[<span class="ident">derive</span>(<span class="ident">Debug</span>, <span class="ident">Fail</span>)]</span>
|
|||
|
|
<span class="attribute">#[<span class="ident">fail</span>(<span class="ident">display</span> <span class="op">=</span> <span class="string">"demo error"</span>)]</span>
|
|||
|
|
<span class="kw">struct</span> <span class="ident">DemoError</span>;
|
|||
|
|
|
|||
|
|
<span class="kw">impl</span> <span class="ident">ResponseError</span> <span class="kw">for</span> <span class="ident">DemoError</span> {}
|
|||
|
|
|
|||
|
|
<span class="kw">let</span> <span class="ident">err</span>: <span class="ident">Error</span> <span class="op">=</span> <span class="ident">DemoError</span>.<span class="ident">into</span>();
|
|||
|
|
<span class="kw">let</span> <span class="ident">err_ref</span>: <span class="kw-2">&</span><span class="ident">DemoError</span> <span class="op">=</span> <span class="ident">err</span>.<span class="ident">downcast_ref</span>().<span class="ident">unwrap</span>();
|
|||
|
|
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">err_ref</span>.<span class="ident">to_string</span>(), <span class="string">"demo error"</span>);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="attribute">#[<span class="ident">test</span>]</span>
|
|||
|
|
<span class="kw">fn</span> <span class="ident">test_error_downcasting_compat</span>() {
|
|||
|
|
<span class="attribute">#[<span class="ident">derive</span>(<span class="ident">Debug</span>, <span class="ident">Fail</span>)]</span>
|
|||
|
|
<span class="attribute">#[<span class="ident">fail</span>(<span class="ident">display</span> <span class="op">=</span> <span class="string">"demo error"</span>)]</span>
|
|||
|
|
<span class="kw">struct</span> <span class="ident">DemoError</span>;
|
|||
|
|
|
|||
|
|
<span class="kw">impl</span> <span class="ident">ResponseError</span> <span class="kw">for</span> <span class="ident">DemoError</span> {}
|
|||
|
|
|
|||
|
|
<span class="kw">let</span> <span class="ident">err</span>: <span class="ident">Error</span> <span class="op">=</span> <span class="ident">failure</span>::<span class="ident">Error</span>::<span class="ident">from</span>(<span class="ident">DemoError</span>).<span class="ident">into</span>();
|
|||
|
|
<span class="kw">let</span> <span class="ident">err_ref</span>: <span class="kw-2">&</span><span class="ident">DemoError</span> <span class="op">=</span> <span class="ident">err</span>.<span class="ident">downcast_ref</span>().<span class="ident">unwrap</span>();
|
|||
|
|
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">err_ref</span>.<span class="ident">to_string</span>(), <span class="string">"demo error"</span>);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="attribute">#[<span class="ident">test</span>]</span>
|
|||
|
|
<span class="kw">fn</span> <span class="ident">test_error_helpers</span>() {
|
|||
|
|
<span class="kw">let</span> <span class="ident">r</span>: <span class="ident">HttpResponse</span> <span class="op">=</span> <span class="ident">ErrorBadRequest</span>(<span class="string">"err"</span>).<span class="ident">into</span>();
|
|||
|
|
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">r</span>.<span class="ident">status</span>(), <span class="ident">StatusCode</span>::<span class="ident">BAD_REQUEST</span>);
|
|||
|
|
|
|||
|
|
<span class="kw">let</span> <span class="ident">r</span>: <span class="ident">HttpResponse</span> <span class="op">=</span> <span class="ident">ErrorUnauthorized</span>(<span class="string">"err"</span>).<span class="ident">into</span>();
|
|||
|
|
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">r</span>.<span class="ident">status</span>(), <span class="ident">StatusCode</span>::<span class="ident">UNAUTHORIZED</span>);
|
|||
|
|
|
|||
|
|
<span class="kw">let</span> <span class="ident">r</span>: <span class="ident">HttpResponse</span> <span class="op">=</span> <span class="ident">ErrorForbidden</span>(<span class="string">"err"</span>).<span class="ident">into</span>();
|
|||
|
|
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">r</span>.<span class="ident">status</span>(), <span class="ident">StatusCode</span>::<span class="ident">FORBIDDEN</span>);
|
|||
|
|
|
|||
|
|
<span class="kw">let</span> <span class="ident">r</span>: <span class="ident">HttpResponse</span> <span class="op">=</span> <span class="ident">ErrorNotFound</span>(<span class="string">"err"</span>).<span class="ident">into</span>();
|
|||
|
|
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">r</span>.<span class="ident">status</span>(), <span class="ident">StatusCode</span>::<span class="ident">NOT_FOUND</span>);
|
|||
|
|
|
|||
|
|
<span class="kw">let</span> <span class="ident">r</span>: <span class="ident">HttpResponse</span> <span class="op">=</span> <span class="ident">ErrorMethodNotAllowed</span>(<span class="string">"err"</span>).<span class="ident">into</span>();
|
|||
|
|
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">r</span>.<span class="ident">status</span>(), <span class="ident">StatusCode</span>::<span class="ident">METHOD_NOT_ALLOWED</span>);
|
|||
|
|
|
|||
|
|
<span class="kw">let</span> <span class="ident">r</span>: <span class="ident">HttpResponse</span> <span class="op">=</span> <span class="ident">ErrorRequestTimeout</span>(<span class="string">"err"</span>).<span class="ident">into</span>();
|
|||
|
|
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">r</span>.<span class="ident">status</span>(), <span class="ident">StatusCode</span>::<span class="ident">REQUEST_TIMEOUT</span>);
|
|||
|
|
|
|||
|
|
<span class="kw">let</span> <span class="ident">r</span>: <span class="ident">HttpResponse</span> <span class="op">=</span> <span class="ident">ErrorConflict</span>(<span class="string">"err"</span>).<span class="ident">into</span>();
|
|||
|
|
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">r</span>.<span class="ident">status</span>(), <span class="ident">StatusCode</span>::<span class="ident">CONFLICT</span>);
|
|||
|
|
|
|||
|
|
<span class="kw">let</span> <span class="ident">r</span>: <span class="ident">HttpResponse</span> <span class="op">=</span> <span class="ident">ErrorGone</span>(<span class="string">"err"</span>).<span class="ident">into</span>();
|
|||
|
|
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">r</span>.<span class="ident">status</span>(), <span class="ident">StatusCode</span>::<span class="ident">GONE</span>);
|
|||
|
|
|
|||
|
|
<span class="kw">let</span> <span class="ident">r</span>: <span class="ident">HttpResponse</span> <span class="op">=</span> <span class="ident">ErrorPreconditionFailed</span>(<span class="string">"err"</span>).<span class="ident">into</span>();
|
|||
|
|
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">r</span>.<span class="ident">status</span>(), <span class="ident">StatusCode</span>::<span class="ident">PRECONDITION_FAILED</span>);
|
|||
|
|
|
|||
|
|
<span class="kw">let</span> <span class="ident">r</span>: <span class="ident">HttpResponse</span> <span class="op">=</span> <span class="ident">ErrorExpectationFailed</span>(<span class="string">"err"</span>).<span class="ident">into</span>();
|
|||
|
|
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">r</span>.<span class="ident">status</span>(), <span class="ident">StatusCode</span>::<span class="ident">EXPECTATION_FAILED</span>);
|
|||
|
|
|
|||
|
|
<span class="kw">let</span> <span class="ident">r</span>: <span class="ident">HttpResponse</span> <span class="op">=</span> <span class="ident">ErrorInternalServerError</span>(<span class="string">"err"</span>).<span class="ident">into</span>();
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<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">r</span>.<span class="ident">status</span>(), <span class="ident">StatusCode</span>::<span class="ident">INTERNAL_SERVER_ERROR</span>);
|
|||
|
|
|
|||
|
|
<span class="kw">let</span> <span class="ident">r</span>: <span class="ident">HttpResponse</span> <span class="op">=</span> <span class="ident">ErrorNotImplemented</span>(<span class="string">"err"</span>).<span class="ident">into</span>();
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|||
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|
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">r</span>.<span class="ident">status</span>(), <span class="ident">StatusCode</span>::<span class="ident">NOT_IMPLEMENTED</span>);
|
|||
|
|
|
|||
|
|
<span class="kw">let</span> <span class="ident">r</span>: <span class="ident">HttpResponse</span> <span class="op">=</span> <span class="ident">ErrorBadGateway</span>(<span class="string">"err"</span>).<span class="ident">into</span>();
|
|||
|
|
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">r</span>.<span class="ident">status</span>(), <span class="ident">StatusCode</span>::<span class="ident">BAD_GATEWAY</span>);
|
|||
|
|
|
|||
|
|
<span class="kw">let</span> <span class="ident">r</span>: <span class="ident">HttpResponse</span> <span class="op">=</span> <span class="ident">ErrorServiceUnavailable</span>(<span class="string">"err"</span>).<span class="ident">into</span>();
|
|||
|
|
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">r</span>.<span class="ident">status</span>(), <span class="ident">StatusCode</span>::<span class="ident">SERVICE_UNAVAILABLE</span>);
|
|||
|
|
|
|||
|
|
<span class="kw">let</span> <span class="ident">r</span>: <span class="ident">HttpResponse</span> <span class="op">=</span> <span class="ident">ErrorGatewayTimeout</span>(<span class="string">"err"</span>).<span class="ident">into</span>();
|
|||
|
|
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">r</span>.<span class="ident">status</span>(), <span class="ident">StatusCode</span>::<span class="ident">GATEWAY_TIMEOUT</span>);
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
</pre>
|
|||
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