fix scoping big

1 files changed, 13 insertions, 4 deletions

diff --git a/parser.c b/parser.c
index 40cdb1c..4779e73 100644
--- a/parser.c
+++ b/parser.c
@@ -324,6 +324,9 @@ static void parse_group(struct group_node* p_node) {
 static void parse_if(struct if_node* p_node) {
     expect_kw("if");
 
+    scope_push(&scope);
+    p_node->scope = scope;
+
     expect(TK_LPAREN);
     p_node->cond = protected_alloc(sizeof(struct expr_node));
     parse_expr(p_node->cond);
@@ -333,11 +336,14 @@ static void parse_if(struct if_node* p_node) {
     parse_stmt(p_node->true_branch);
 
     peek_or_panic();
-    if (tok.type != TK_IDENT || strcmp(tok.data.ident, "else") != 0) return;
-    expect_kw("else");
+    if (tok.type == TK_IDENT && strcmp(tok.data.ident, "else") == 0) {
+        expect_kw("else");
 
-    p_node->false_branch = protected_alloc(sizeof(struct stmt_node));
-    parse_stmt(p_node->false_branch);
+        p_node->false_branch = protected_alloc(sizeof(struct stmt_node));
+        parse_stmt(p_node->false_branch);
+    }
+
+    scope_pop(&scope);
 }
 
 static void parse_stmt_assign(struct stmt_node* p_node) {
@@ -419,6 +425,9 @@ static void parse_args_decl(struct args_decl_node** pp_decl) {
 }
 
 static void parse_fn_decl(struct fn_decl_node* p_node) {
+    if (scope->next_out != NULL)
+        PARSER_PANIC("functions can only be define in the root scope");
+
     parse_type_ref(&p_node->return_type);
 
     expect(TK_IDENT);