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support empty tuple ()

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This commit is contained in:
blueloveTH 2024-12-18 19:29:39 +08:00
parent a9a4ef6dda
commit 4df11f3c6f
1 changed files with 5 additions and 0 deletions
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5
src/compiler/compiler.c
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@ -1722,6 +1722,11 @@ static Error* exprUnaryOp(Compiler* self) {
static Error* exprGroup(Compiler* self) { static Error* exprGroup(Compiler* self) {
Error* err; Error* err;
int line = prev()->line; int line = prev()->line;
if(match(TK_RPAREN)) {
// empty tuple
Ctx__s_push(ctx(), (Expr*)TupleExpr__new(line, 0));
return NULL;
}
match_newlines(); match_newlines();
check(EXPR_TUPLE(self)); // () is just for change precedence check(EXPR_TUPLE(self)); // () is just for change precedence
match_newlines(); match_newlines();