Use designated initializers

Author: amomchilov

src/ast.c

@@ -244,9 +244,11 @@ void rbs_hash_set(rbs_hash_t *hash, rbs_node_t *key, rbs_node_t *value) {
     }
 
     rbs_hash_node_t *new_node = rbs_alloc(hash->allocator, rbs_hash_node_t);
-    new_node->key = key;
-    new_node->value = value;
-    new_node->next = NULL;
+    *new_node = (rbs_hash_node_t) {
+        .key = key,
+        .value = value,
+        .next = NULL,
+    };
 
     if (hash->tail == NULL) {
         hash->head = new_node;

src/parser.c

@@ -3462,9 +3462,11 @@ void rbs_parser_set_error(rbs_parser_t *parser, rbs_token_t tok, bool syntax_err
     va_end(args);
 
     parser->error = rbs_alloc(ALLOCATOR(), rbs_error_t);
-    parser->error->token = tok;
-    parser->error->message = message;
-    parser->error->syntax_error = syntax_error;
+    *parser->error = (rbs_error_t) {
+        .message = message,
+        .token = tok,
+        .syntax_error = syntax_error,
+    };
 }
 
 /*

templates/src/ast.c.erb

@@ -105,9 +105,11 @@ void rbs_hash_set(rbs_hash_t *hash, rbs_node_t *key, rbs_node_t *value) {
     }
 
     rbs_hash_node_t *new_node = rbs_alloc(hash->allocator, rbs_hash_node_t);
-    new_node->key = key;
-    new_node->value = value;
-    new_node->next = NULL;
+    *new_node = (rbs_hash_node_t) {
+        .key = key,
+        .value = value,
+        .next = NULL,
+    };
 
     if (hash->tail == NULL) {
         hash->head = new_node;