jessebrault/deimos-lang
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Small parser changes.

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This commit is contained in:
Jesse Brault 2026-03-30 14:04:29 -05:00
parent f95d504f88
commit 64526a0b1c
1 changed files with 9 additions and 2 deletions
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11
dmc-lib/src/parser.rs
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@ -96,7 +96,7 @@ struct Parser<'a> {
lexer: Lexer<'a>, lexer: Lexer<'a>,
current: Option<Token>, current: Option<Token>,
lookahead: Option<Token>, lookahead: Option<Token>,
node_index: usize, node_id: usize,
} }
impl<'a> Parser<'a> { impl<'a> Parser<'a> {
@ -106,7 +106,7 @@ impl<'a> Parser<'a> {
lexer: Lexer::new(input), lexer: Lexer::new(input),
current: None, current: None,
lookahead: None, lookahead: None,
node_index: 0, node_id: 0,
} }
} }
@ -212,6 +212,7 @@ impl<'a> Parser<'a> {
.with_primary_label_message(&format!("Expected {}.", Self::join_kinds(kinds))) .with_primary_label_message(&format!("Expected {}.", Self::join_kinds(kinds)))
} }
#[must_use]
fn expect_advance(&mut self, token_kind: TokenKind) -> (Option<Token>, Diagnostics) { fn expect_advance(&mut self, token_kind: TokenKind) -> (Option<Token>, Diagnostics) {
match self.current.take() { match self.current.take() {
None => ( None => (
@ -290,6 +291,12 @@ impl<'a> Parser<'a> {
self.sample_input(token.start(), token.end()) self.sample_input(token.start(), token.end())
} }
fn next_node_id(&mut self) -> usize {
let node_id = self.node_id;
self.node_id += 1;
node_id
}
fn compilation_unit(&mut self) -> ParseResult<CompilationUnit> { fn compilation_unit(&mut self) -> ParseResult<CompilationUnit> {
let mut functions: Vec<Function> = vec![]; let mut functions: Vec<Function> = vec![];
let mut extern_functions: Vec<ExternFunction> = vec![]; let mut extern_functions: Vec<ExternFunction> = vec![];