JS linter improvements.

1 files changed, 7 insertions, 8 deletions

diff --git a/js/bin/commonmark b/js/bin/commonmark
index 4fcb09d..f0c427c 100755
--- a/js/bin/commonmark
+++ b/js/bin/commonmark
@@ -10,15 +10,14 @@ var renderer = new commonmark.HtmlRenderer();
 var inps = [];
 var file;
 var files = [];
-var options = { sourcepos: false, };
+var options = { sourcepos: false };
+var i;
 
-for (var i = 2; i < process.argv.length; i++) {
+for (i = 2; i < process.argv.length; i++) {
     var arg = process.argv[i];
-    if (arg == '--ast') {
-        renderer = { render: function(x) {
-            return util.inspect(x.toAST(), null, 20, true) + '\n';
-        } };
-    } else if (arg == '--sourcepos') {
+    if (arg === '--ast') {
+        renderer = { render: commonmark.ASTRenderer };
+    } else if (arg === '--sourcepos') {
         options.sourcepos = true;
     } else if (/^--/.test(arg)) {
         process.stderr.write('Unknown option ' + arg + '\n');
@@ -32,7 +31,7 @@ if (files.length === 0) {
   files = ['/dev/stdin'];
 }
 
-for (var i = 0; i < files.length; i++) {
+for (i = 0; i < files.length; i++) {
   file = files[i];
   inps.push(fs.readFileSync(file, 'utf8'));
 }