{{$example := .Get "example"}}
{{$file := .Get "file" | default "main.rs"}}
{{$section := .Get "section"}}
{{$source := readFile (printf "examples/%s/src/%s" $example $file)}}
{{$source := index (findRE (printf "(?ms)^// <%s>$(.*?)^// </%s>$" $section $section) $source) 0 }}
{{$source := trim (replaceRE "(?m)^// <[^>]+>" "" $source) "\n" }}
{{- highlight $source "rust" "" -}}