Hardened debug log of scanner

nodeca · Oct 27, 2011 · a7fb883 · a7fb883
1 parent 33408e2
commit a7fb883
Showing 1 changed file with 8 additions and 2 deletions.
diff --git a/lib/js-yaml/scanner.js b/lib/js-yaml/scanner.js
@@ -197,6 +197,8 @@ exports.Scanner = new JS.Class('Scanner', {
   },
 
   getToken: function () {
+    var token = null;
+
     // Return the next token.
 
     debug('scanner#getToken -- start');
@@ -211,10 +213,14 @@ exports.Scanner = new JS.Class('Scanner', {
 
     if (this.tokens.length) {
       this.tokensTaken += 1;
-      return this.tokens.shift();
+      token = this.tokens.shift();
+
+      if (debug.ENABLED) {
+        debug('scanner#getToken -- got token', {token: token});
+      }
     }
 
-    return null;
+    return token;
   },
 
   needMoreTokens: function () {