Attrs renderer signature change

lib/renderer.js

@@ -44,7 +44,7 @@ default_rules.fence = function (tokens, idx, options, env, self) {
     highlighted = escapeHtml(token.content);
   }
 
-  return  '<pre><code' + self.renderAttrs(token.attrs) + '>'
+  return  '<pre><code' + self.renderAttrs(token) + '>'
         + highlighted
         + '</code></pre>\n';
 };
@@ -126,20 +126,19 @@ function Renderer() {
 
 
 /**
- * Renderer.renderAttrs(attrs) -> String
- * - attrs (Array): array of token attributes
+ * Renderer.renderAttrs(token) -> String
  *
  * Render token attributes to string.
  **/
-Renderer.prototype.renderAttrs = function renderAttrs(attrs) {
+Renderer.prototype.renderAttrs = function renderAttrs(token) {
   var i, l, result;
 
-  if (!attrs) { return ''; }
+  if (!token.attrs) { return ''; }
 
   result = '';
 
-  for (i = 0, l = attrs.length; i < l; i++) {
-    result += ' ' + escapeHtml(attrs[i][0]) + '="' + escapeHtml(attrs[i][1]) + '"';
+  for (i = 0, l = token.attrs.length; i < l; i++) {
+    result += ' ' + escapeHtml(token.attrs[i][0]) + '="' + escapeHtml(token.attrs[i][1]) + '"';
   }
 
   return result;
@@ -181,9 +180,7 @@ Renderer.prototype.renderToken = function renderToken(tokens, idx, options) {
   result += (token.nesting === -1 ? '</' : '<') + token.tag;
 
   // Encode attributes, e.g. `<img src="foo"`
-  if (typeof token.attrs !== 'undefined') {
-    result += this.renderAttrs(token.attrs);
-  }
+  result += this.renderAttrs(token);
 
   // Add a slash for self-closing tags, e.g. `<img src="foo" /`
   if (token.nesting === 0 && options.xhtmlOut) {