small changes so that it can be used directly in a npm pipeline (#476)

* added module.exports

* modified module.exports to incl. prettyPrintOne

* added include paths for css preprocessor support

* fix window not defined issue with browserify

* Change to prettify.js for better React support

* moved node logic to js-modules/node_prettify, modified grunt tasks

* remvoed redundant closure-compiler flag

Author: alex-milanov

Gruntfile.js

@@ -36,6 +36,15 @@ module.exports = function (grunt) {
         },
         src: 'js-modules/run_prettify.js',
         dest: 'src/run_prettify.js'
+      },
+      nodeprettify: {
+        options: {
+          context: {
+            RUN_PRETTIFY: true
+          }
+        },
+        src: 'js-modules/node_prettify.js',
+        dest: 'src/node_prettify.js'
       }
     },
 
@@ -50,7 +59,8 @@ module.exports = function (grunt) {
         },
         files: [
           {src: 'src/prettify.js', dest: 'src/prettify.js'},
-          {src: 'src/run_prettify.js', dest: 'src/run_prettify.js'}
+          {src: 'src/run_prettify.js', dest: 'src/run_prettify.js'},
+          {src: 'src/node_prettify.js', dest: 'src/node_prettify.js'}
         ]
       },
       langs: {
@@ -144,7 +154,7 @@ module.exports = function (grunt) {
         warning_level: 'VERBOSE',
         language_in: 'ECMASCRIPT5',
         compilation_level: 'ADVANCED',
-        charset: 'US-ASCII',
+        charset: 'US-ASCII'
       },
       prettify: {
         options: {

js-modules/node_prettify.js

@@ -0,0 +1,16 @@
+
+var IN_GLOBAL_SCOPE = false;
+
+/* @include prettify.js */
+
+var path = require('path');
+
+module.exports = {
+  prettyPrint: prettyPrint,
+  prettyPrintOne: prettyPrintOne,
+  // include paths for css preprocessor support
+  includePaths: [
+    __dirname,
+    path.resolve(__dirname, '../styles')
+  ]
+};

js-modules/prettify.js

@@ -91,7 +91,10 @@ var PR;
  * UI events.
  * If set to {@code false}, {@code prettyPrint()} is synchronous.
  */
-window['PR_SHOULD_USE_CONTINUATION'] = true;
+var PR_SHOULD_USE_CONTINUATION = true
+if (typeof window !== 'undefined') {
+  window['PR_SHOULD_USE_CONTINUATION'] = PR_SHOULD_USE_CONTINUATION;
+}
 
 /**
  * Pretty print a chunk of code.
@@ -116,7 +119,7 @@ var prettyPrint;
 
 
 (function () {
-  var win = window;
+  var win = (typeof window !== 'undefined') ? window : {};
   // Keyword lists for various languages.
   // We use things that coerce to strings to make them compact when minified
   // and to defeat aggressive optimizers that fold large string constants.

package.json

@@ -27,7 +27,7 @@
   "contributors": [
     "Amro <amroamroamro@gmail.com>"
   ],
-  "main": "src/prettify.js",
+  "main": "src/node_prettify.js",
   "directories": {
     "lib": "src",
     "doc": "docs",