bjoernager/rust
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fix(rustc_parse): incorrect span information for macro block expr

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Old error output:

   = note: this warning originates in the macro `foo` (in Nightly builds, run with -Z macro-backtrace for more info)
help: wrap this expression in parentheses
   |
4  |             break '_l $f(;)
   |                         ^ ^

New error output:

   = note: this warning originates in the macro `foo` (in Nightly builds, run with -Z macro-backtrace for more info)
help: wrap this expression in parentheses
   |
4  |             break '_l ($f);
   |                       ^  ^
This commit is contained in:
Michael Howell 2021-08-28 17:28:39 -07:00
parent 926f069950
commit d562848268
3 changed files with 36 additions and 1 deletions
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2
compiler/rustc_parse/src/parser/expr.rs
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@ -50,7 +50,7 @@ macro_rules! maybe_whole_expr {
let block = block.clone();
$p.bump();
return Ok($p.mk_expr(
$p.token.span,
$p.prev_token.span,
ExprKind::Block(block, None),
AttrVec::new(),
));