Merge pull request #52 from Franklin-Qi/fix-bug#37-Parser-unenforced-non-keyword-names-on-namespaced-identifiers

parser: reject reserved keywords in qualified identifiers

Author: Alonely0

parser/src/tests.rs

@@ -196,6 +196,18 @@ fn test_parser_invalid_patterns() {
     test_parser!(is_err!("BEGIN", "END", "BEGINFILE", "ENDFILE", "print 1;"));
 }
 
+#[test]
+fn test_parser_reserved_qualified_identifiers() {
+    test_parser!(is_err!(
+        "{ if::while }",
+        "{ foo::while }",
+        "{ while::foo }",
+        "@namespace \"if\"; BEGIN {}",
+        "function foo::while() {}",
+        "function while::foo() {}"
+    ));
+}
+
 #[test]
 fn test_parser_non_assoc() {
     test_parser!(is_err!(