add support for ENV VARs in templates

README.md

@@ -18,9 +18,26 @@ Possible options are (all passed to jade.compile()):
 
 * locals - set locals
 
+The loader query is passed to template function, also all environments variables
+from process.env will be copied into locals and could be used in
+templates `#{MY_ENV_VAR}`.
+
+
+```javascript
+require("jade-html?{author:"Kafka"}!./file.jade");
+```
+
+```jade
+html
+  script src="#{CDN_URL}/react.js"
+  body
+    h3 #{author}
+```
+
 Don't forget to polyfill `require` if you want to use it in node.
 See [enhanced-require](https://github.com/webpack/enhanced-require) documentation.
 
+
 ## License
 
 MIT (http://www.opensource.org/licenses/mit-license.php)

index.js

@@ -17,5 +17,9 @@ module.exports = function(source) {
 		compileDebug: this.debug || false
 	});
 
+               for (var k in process.env){
+                 query[k] = process.env[k]
+               }
+
 	return tmplFunc(query);
 }