bjoernager/rust
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Add a message for when a . follows a macro invocation

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P1start 2014-10-27 17:43:38 +13:00
parent fb00015246
commit 14398f2929
2 changed files with 24 additions and 0 deletions
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10
src/libsyntax/parse/parser.rs
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@ -3592,6 +3592,16 @@ impl<'a> Parser<'a> {
let hi = self.span.hi;
if id.name == token::special_idents::invalid.name {
if self.token == token::Dot {
let span = self.span;
let token_string = self.this_token_to_string();
self.span_err(span,
format!("expected statement, found `{}`",
token_string).as_slice());
let mac_span = mk_sp(lo, hi);
self.span_help(mac_span, "try parenthesizing this macro invocation");
self.abort_if_errors();
}
P(spanned(lo, hi, StmtMac(
spanned(lo, hi, MacInvocTT(pth, tts, EMPTY_CTXT)), false)))
} else {