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syntax: Parse GT tokens from >= and >>=

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The parser already has special logic for parsing `>` tokens from `>>`, and this
commit extends the logic to the acquiring a `>` from the `>=` and `>>=` tokens
as well.

Closes #15043
This commit is contained in:
Alex Crichton 2014-06-20 09:53:12 -07:00
parent 6750eb5a05
commit f0c730b819
2 changed files with 34 additions and 1 deletions
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14
src/libsyntax/parse/parser.rs
View file

@ -706,6 +706,16 @@ impl<'a> Parser<'a> {
let lo = span.lo + BytePos(1);
self.replace_token(token::GT, lo, span.hi)
}
token::BINOPEQ(token::SHR) => {
let span = self.span;
let lo = span.lo + BytePos(1);
self.replace_token(token::GE, lo, span.hi)
}
token::GE => {
let span = self.span;
let lo = span.lo + BytePos(1);
self.replace_token(token::EQ, lo, span.hi)
}
_ => {
let gt_str = Parser::token_to_str(&token::GT);
let this_token_str = self.this_token_to_str();
@ -726,7 +736,9 @@ impl<'a> Parser<'a> {
let mut first = true;
let mut v = Vec::new();
while self.token != token::GT
&& self.token != token::BINOP(token::SHR) {
&& self.token != token::BINOP(token::SHR)
&& self.token != token::GE
&& self.token != token::BINOPEQ(token::SHR) {
match sep {
Some(ref t) => {
if first { first = false; }