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use eof token pattenr

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Aleksey Kladov 2021-11-14 21:37:10 +03:00
parent addfd8d9e8
commit d5ad0f3ca0
1 changed files with 12 additions and 4 deletions
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16
crates/parser/src/tokens.rs
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@ -49,10 +49,18 @@ impl Tokens {
pub fn len(&self) -> usize { pub fn len(&self) -> usize {
self.kind.len() self.kind.len()
} }
pub(crate) fn get(&self, idx: usize) -> Option<(SyntaxKind, bool, IdentKind)> { pub(crate) fn get(&self, idx: usize) -> (SyntaxKind, bool, IdentKind) {
let kind = *self.kind.get(idx)?; if idx > self.len() {
return self.eof();
}
let kind = self.kind[idx];
let joint = self.get_joint(idx); let joint = self.get_joint(idx);
let ident_kind = *self.ident_kind.get(idx)?; let ident_kind = self.ident_kind[idx];
Some((kind, joint, ident_kind)) (kind, joint, ident_kind)
}
#[cold]
fn eof(&self) -> (SyntaxKind, bool, IdentKind) {
(SyntaxKind::EOF, false, 0)
} }
} }