Support labelled statements.

Related issue: #52 JerryScript-DCO-1.0-Signed-off-by: Ruben Ayrapetyan r.ayrapetyan@samsung.com
2015-06-03 20:57:15 +03:00
parent 2de49cdba7
commit d99d779486
11 changed files with 1014 additions and 297 deletions
@@ -1596,6 +1596,26 @@ lexer_set_strict_mode (bool is_strict)
  strict_mode = is_strict;
 }

+/**
+ * Check whether the identifier tokens represent the same identifiers
+ *
+ * Note:
+ *      As all literals represent unique strings,
+ *      it is sufficient to just check if literal indices
+ *      in the tokens are equal.
+ *
+ * @return true / false
+ */
+bool
+lexer_are_tokens_with_same_identifier (token id1, /**< identifier token (TOK_NAME) */
+                                       token id2) /**< identifier token (TOK_NAME) */
+{
+  JERRY_ASSERT (id1.type == TOK_NAME);
+  JERRY_ASSERT (id2.type == TOK_NAME);
+
+  return (id1.uid == id2.uid);
+} /* lexer_are_tokens_with_same_identifier */
+
 void
 lexer_init (const char *source, size_t source_size, bool show_opcodes)
 {