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Fix clippy lint

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LukeMathWalker
2021-10-27 09:35:30 +01:00
parent 42e690b907
commit fbe847eaad
1 changed files with 4 additions and 0 deletions
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4
src/root_span_macro.rs
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@ -123,6 +123,10 @@ pub mod private {
pub use tracing; pub use tracing;
#[doc(hidden)] #[doc(hidden)]
// We need to allow unused variables because the function
// body is empty if the user of the library chose not to activate
// any OTEL feature.
#[allow(unused_variables)]
pub fn set_otel_parent(req: &ServiceRequest, span: &tracing::Span) { pub fn set_otel_parent(req: &ServiceRequest, span: &tracing::Span) {
#[cfg(any( #[cfg(any(
feature = "opentelemetry_0_13", feature = "opentelemetry_0_13",