Added link target attribute support for plugins

lib/renderer.js

@@ -143,7 +143,8 @@ rules.paragraph_close = function (tokens, idx /*, options, env */) {
 
 rules.link_open = function (tokens, idx /*, options, env */) {
   var title = tokens[idx].title ? (' title="' + escapeHtml(replaceEntities(tokens[idx].title)) + '"') : '';
-  return '<a href="' + escapeHtml(tokens[idx].href) + '"' + title + '>';
+  var target = tokens[idx].target ? (' target="' + escapeHtml(tokens[idx].target) + '"') : '';
+  return '<a href="' + escapeHtml(tokens[idx].href) + '"' + title + target + '>';
 };
 rules.link_close = function (/* tokens, idx, options, env */) {
   return '</a>';

lib/rules_core/linkify.js

@@ -132,6 +132,7 @@ module.exports = function linkify(state) {
           nodes.push({
             type: 'link_open',
             href: links[ln].url,
+            target: '',
             title: '',
             level: level++
           });

lib/rules_inline/autolink.js

@@ -33,6 +33,7 @@ module.exports = function autolink(state, silent) {
       state.push({
         type: 'link_open',
         href: fullUrl,
+        target: '',
         level: state.level
       });
       state.push({
@@ -60,6 +61,7 @@ module.exports = function autolink(state, silent) {
       state.push({
         type: 'link_open',
         href: fullUrl,
+        target: '',
         level: state.level
       });
       state.push({

lib/rules_inline/links.js

@@ -160,6 +160,7 @@ module.exports = function links(state, silent) {
       state.push({
         type: 'link_open',
         href: href,
+        target: '',
         title: title,
         level: state.level++
       });