trap invalid use of reserved words (#2338)

fixes #2337
2017-10-01 02:10:41 +08:00
parent 55387e8fd0
commit 2dcc552ce0
2 changed files with 8 additions and 0 deletions
--- a/lib/parse.js
+++ b/lib/parse.js
@@ -1054,6 +1054,8 @@ function parse($TEXT, options) {
        var name = is("name") ? as_symbol(in_statement ? AST_SymbolDefun : AST_SymbolLambda) : null;
        if (in_statement && !name)
            unexpected();
+        if (name && ctor !== AST_Accessor && !(name instanceof AST_SymbolDeclaration))
+            unexpected(prev());
        expect("(");
        var argnames = [];
        for (var first = true; !is("punc", ")");) {