Fix to lowercase.

13 years ago · 6ab7584ba4
1 changed files with 1 additions and 1 deletions
--- a/src/function.js
+++ b/src/function.js
@ -839,7 +839,7 @@ var PostScriptLexer = (function PostScriptLexerClosure() {
        ch = stream.lookChar();
        if (ch === null)
          break;
-        ch.toLowerCase();
+        ch = ch.toLowerCase();
        if (ch >= 'a' && ch <= 'z')
          str += ch;
        else