Add parsing of funcalls

2 files changed, 12 insertions, 2 deletions

diff --git a/src/parser.c b/src/parser.c
index dbab4af..a8b9c47 100644
--- a/src/parser.c
+++ b/src/parser.c
@@ -183,6 +183,7 @@ typedef struct Node {
         struct Node **elements;
         struct Node **statements;
         struct Node **expressions;
+        struct Node **arguments;
         struct {
             struct Node *func_name;
             struct Node **func_params;
@@ -953,6 +954,13 @@ parse_symbol(Parser *parser) {
             parse_symbol(parser);
             node->next = array_pop(parser->nodes);
         }
+    } else if (parse_match(parser, TOK_LPAREN)) {
+        node->kind = NODE_FUNCALL;
+        while (!parse_match(parser, TOK_RPAREN) && !parser->panic) {
+            parse_expr(parser, PREC_LOW);
+            array_push(node->arguments, array_pop(parser->nodes),
+                       parser->storage);
+        }
     } else {
         node = node_alloc(parser, NODE_SYMBOL, prev);
         if (!node) return;
@@ -987,6 +995,7 @@ graph_node(Node *node) {
         case NODE_STRUCT:
         case NODE_STRUCT_LIT: print("| Name: %s", node->value.sym); break;
         case NODE_SYMBOL:
+        case NODE_FUNCALL:
         case NODE_ARR_TYPE:
         case NODE_TYPE: {
             if (node->is_ptr) {
@@ -1032,6 +1041,7 @@ graph_node(Node *node) {
                 graph_node(next);
             }
         } break;
+        case NODE_FUNCALL:
         case NODE_RETURN:
         case NODE_BLOCK:
         case NODE_STRUCT_LIT:
diff --git a/tests/functions.bad b/tests/functions.bad
index 0d2e2d0..fa28d75 100644
--- a/tests/functions.bad
+++ b/tests/functions.bad
@@ -3,7 +3,7 @@ fun add_two(a: int, b: int): int a + b
 
 ; Functions return the result of the last expression implicitly.
 fun add_three(a: int, b: int, c: int): int {
-    a + b + c
+    add_two(a, b) + c
 }
 
 ; Functions that don't return anything must explicitly state it as returning
@@ -14,7 +14,7 @@ fun foo(): nil {
 
 ; An alternate form for empty return values.
 fun bar(): () {
-    write("hello world")
+    foo()
 }
 
 ; We support multiple return values, in this case the "return" keyword must be