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rustdoc: highlight macros more efficiently

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Instead of producing `<span class=macro>assert_eq</span><span class=macro>!</span>`,
just produce `<span class=macro>assert_eq!</span>`.
This commit is contained in:
Michael Howell 2021-03-15 15:44:07 -07:00
parent a207871d5c
commit 617e13548f
1 changed files with 6 additions and 2 deletions
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8
src/librustdoc/html/highlight.rs
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@ -189,7 +189,9 @@ impl<'a> Classifier<'a> {
// leading identifier.
TokenKind::Bang if self.in_macro => {
self.in_macro = false;
Class::Macro
sink(Highlight::Token { text, class: None });
sink(Highlight::ExitSpan);
return;
}
// Assume that '&' or '*' is the reference or dereference operator
@ -298,7 +300,9 @@ impl<'a> Classifier<'a> {
},
TokenKind::Ident | TokenKind::RawIdent if lookahead == Some(TokenKind::Bang) => {
self.in_macro = true;
Class::Macro
sink(Highlight::EnterSpan { class: Class::Macro });
sink(Highlight::Token { text, class: None });
return;
}
TokenKind::Ident => match text {
"ref" | "mut" => Class::RefKeyWord,