bendns' repos / rust-analyzer
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Diffstat (limited to 'crates/parser/src/grammar/expressions/atom.rs')
-rw-r--r--crates/parser/src/grammar/expressions/atom.rs14
1 files changed, 11 insertions, 3 deletions
diff --git a/crates/parser/src/grammar/expressions/atom.rs b/crates/parser/src/grammar/expressions/atom.rs
index 37f8a7e3b7..07b0a2aee5 100644
--- a/crates/parser/src/grammar/expressions/atom.rs
+++ b/crates/parser/src/grammar/expressions/atom.rs
@@ -17,7 +17,7 @@ pub(crate) const LITERAL_FIRST: TokenSet = TokenSet::new(&[
T![true],
T![false],
INT_NUMBER,
- FLOAT_NUMBER,
+ FLOAT_NUMBER_PART,
BYTE,
CHAR,
STRING,
@@ -29,11 +29,19 @@ pub(crate) fn literal(p: &mut Parser) -> Option<CompletedMarker> {
return None;
}
let m = p.start();
- if p.at(FLOAT_NUMBER) {
+ if p.at(FLOAT_NUMBER_PART) {
+ // Floats can be up to 3 tokens: 2 `FLOAT_NUMBER_PART`s separated by 1 `DOT`
let f = p.start();
- p.bump(FLOAT_NUMBER);
+ p.bump(FLOAT_NUMBER_PART);
+ if p.at(DOT) {
+ p.bump(DOT);
+ if p.at(FLOAT_NUMBER_PART) {
+ p.bump(FLOAT_NUMBER_PART);
+ }
+ }
f.complete(p, FLOAT_LITERAL);
} else {
+ // Everything else is just one token.
p.bump_any();
}
Some(m.complete(p, LITERAL))