Minor CS fixes.

lib/renderers/cli.js

@@ -47,7 +47,7 @@ function renderTagPlusLabel(data) {
 
 // -------------------------
 
-var colorful = {
+colorful = {
     begin: function () {},
     end: function () {},
     error: function (err) {
@@ -66,13 +66,10 @@ var colorful = {
         this._write(process.stderr, str);
     },
     data: function (data) {
+        var outputStream;
+
         data.data = data.data || '';
-
-        var outputStream = process.stdout;
-
-        if (data.level === 'warn') {
-            outputStream = process.stderr;
-        }
+        outputStream = data.level === 'warn' ? process.stderr : process.stdout;
 
         this._write(outputStream, 'bower ' + renderTagPlusLabel(data) + ' ' + data.data + '\n');
     },
@@ -83,15 +80,15 @@ var colorful = {
 
         this.data(data);
     },
-    _write: function (channel, str) {
-        channel.write(str);
+    _write: function (outputStream, str) {
+        outputStream.write(str);
     }
 };
 
 // The colorless variant simply removes the colors from the write method
-var colorless = mout.object.mixIn({}, colorful, {
-    _write: function (channel, str) {
-        channel.write(uncolor(str));
+colorless = mout.object.mixIn({}, colorful, {
+    _write: function (outputStream, str) {
+        outputStream.write(uncolor(str));
     }
 });
 

lib/renderers/json.js

@@ -1,3 +1,6 @@
+var json;
+var nrData = 0;
+
 function uncolor(str) {
     return str.replace(/\x1B\[\d+m/g, '');
 }
@@ -8,11 +11,9 @@ function stringify(data) {
 
 // -------------------------
 
-var nrData = 0;
-
 // In the json output, everything goes to stderr except
 // the final command result that goes to stdout.
-var json = {
+json = {
     begin: function () {
         process.stderr.write('[');
     },

lib/renderers/silent.js

@@ -1,8 +1,10 @@
+var silent;
+
 function empty() {}
 
 // -------------------------
 
-var silent = {
+silent = {
     begin: empty,
     end: empty,
     error: empty,