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This commit is contained in:
nora 2023-01-22 20:19:34 +01:00
parent 6c92f2b41f
commit 134d23299a
5 changed files with 88 additions and 37 deletions
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16
parser/src/parser.rs
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@ -233,16 +233,16 @@ fn statement_parser<'src>(
state: &'src ParserState,
) -> impl Parser<Token<'src>, Stmt, Error = Error<'src>> + Clone {
recursive(|stmt| {
let var_decl = ty_parser()
.then(ident_parser())
.then_ignore(just(Token::Eq))
.then(expr_parser(state))
let var_decl = just(Token::Let)
.ignore_then(ident_parser())
.then(just(Token::Colon).ignore_then(ty_parser()).or_not())
.then(just(Token::Eq).ignore_then(expr_parser(state)).or_not())
.then_ignore(just(Token::Semi))
.map(|((ty, name), rhs)| {
.map(|((name, ty), rhs)| {
Stmt::VarDecl(VarDecl {
name,
ty,
rhs: Some(rhs),
rhs,
span: Default::default(),
})
})
@ -492,7 +492,7 @@ mod tests {
fn var_decl() {
let state = ParserState::default();
let r = parse("fn foo() -> u64 { u64 hello = 5; }", &state);
let r = parse("fn foo() -> u64 { let hello: u64 = 5; let owo = 0; let nice: u64; let nothing; }", &state);
insta::assert_debug_snapshot!(r);
}
@ -509,7 +509,7 @@ mod tests {
let state = ParserState::default();
let r = parse(
"fn types() -> ptr u64 { Test test = 2; ptr u64 int = 25; }",
"fn types() -> ptr u64 { let test: Test = 2; let int: ptr u64 = 25; }",
&state,
);
insta::assert_debug_snapshot!(r);