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Possibly fix #225

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This commit is contained in:
DJMcNab 2018-12-18 22:59:34 +00:00
parent 29bf389034
commit 97e70bf50f
2 changed files with 40 additions and 21 deletions
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16
crates/ra_syntax/src/grammar/expressions/atom.rs
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@ -61,12 +61,16 @@ pub(super) const ATOM_EXPR_FIRST: TokenSet = token_set_union![
const EXPR_RECOVERY_SET: TokenSet = token_set![LET_KW];
pub(super) fn atom_expr(p: &mut Parser, r: Restrictions) -> Option<CompletedMarker> {
pub(super) fn atom_expr(
p: &mut Parser,
r: Restrictions,
) -> (Option<CompletedMarker>, Option<BlockLike>) {
if let Some(m) = literal(p) {
return Some(m);
return (Some(m), None);
}
if paths::is_path_start(p) || p.at(L_ANGLE) {
return Some(path_expr(p, r));
let path_expr = path_expr(p, r);
return (Some(path_expr.0), path_expr.1);
}
let la = p.nth(1);
let done = match p.current() {
@ -94,7 +98,7 @@ pub(super) fn atom_expr(p: &mut Parser, r: Restrictions) -> Option<CompletedMark
// }
p.error("expected a loop");
m.complete(p, ERROR);
return None;
return (None, None);
}
}
}
@ -111,10 +115,10 @@ pub(super) fn atom_expr(p: &mut Parser, r: Restrictions) -> Option<CompletedMark
BREAK_KW => break_expr(p),
_ => {
p.err_recover("expected expression", EXPR_RECOVERY_SET);
return None;
return (None, None);
}
};
Some(done)
(Some(done), None)
}
// test tuple_expr