add test, fix docs

README.md

@@ -31,11 +31,50 @@ this.document.body.appendChild(this.document.createElement('script'))
 and turn it into code like this:
 
 ```javascript
-this[fk][rz][cr](this[fk][b0]('script'))
+this[fk][eq][cr](this[fk][e5]('script'))
 ```
 
 This is most effective when used with something like [@aivopaas](http://twitter.com/aivopaas)'s [jscrush](http://www.iteral.com/jscrush/).
 
+Example
+-------
+
+(Note that that this is a contrived example that actually increates code size. Since Namedrop adds more than 100 bytes of overhead, it works best on DOM-heavy code of several hundred bytes or more.)
+
+### before.js
+
+```javascript
+this.document.body.appendChild(this.document.createElement('script'))
+```
+
+### test.js
+
+```javascript
+fs = require("fs")
+namedrop = require("namedrop")
+
+before = fs.readFileSync("./before.js", "utf8")
+namedrop = require("namedrop")
+
+refs = [
+  "this",
+  "this.document",
+  "this.document.documentElement"
+]
+
+namedrop(before, refs, function(err, code) {
+  if (err) throw err
+
+  else fs.writeFileSync("./after.js", code)
+})
+```
+
+### after.js
+
+```javascript
+with(n=function(a,b,c,d){for(b in a){for(c=a=0;d=b.charCodeAt(c++);a%=934)a+=c*d;n[(a+360).toString(36)]=b}}){n(this);n(this[fk]);n(this[fk][o3]);this[fk][eq][cr](this[fk][e5]('script'))}
+```
+
 Copyright
 ---------
 

index.js

@@ -29,7 +29,7 @@ if (typeof phantom === "undefined") {
         .replace(RegExp("\\." + n[key] + "\\b", "g"), "[" + key + "]")
         .replace(RegExp("'"   + n[key] + "'"  , "g"), "'" + key + "'")
 
-      code = "n=function(a,b,c,d){for(b in a){for(c=a=0;d=b.charCodeAt(c++);a%=934)a+=c*d;n[(a+360).toString(36)]=b}});" + code
+      code = "with(n=function(a,b,c,d){for(b in a){for(c=a=0;d=b.charCodeAt(c++);a%=934)a+=c*d;n[(a+360).toString(36)]=b}}){" + code +"}"
 
       cb(null, code)
     })

package.json

@@ -2,7 +2,7 @@
   "author": "Jed Schmidt <tr@nslator.jp> (http://jed.is)",
   "name": "namedrop",
   "description": "Minification for DOM-heavy code",
-  "version": "0.0.0",
+  "version": "0.0.1",
   "repository": {
     "type": "git",
     "url": "git://github.com/jed/namedrop.git"

test/before.js

@@ -0,0 +1 @@
+this.document.body.appendChild(this.document.createElement('script'))

test/test.js

@@ -0,0 +1,17 @@
+fs = require("fs")
+namedrop = require("namedrop")
+
+before = fs.readFileSync("./before.js", "utf8")
+namedrop = require("namedrop")
+
+refs = [
+  "this",
+  "this.document",
+  "this.document.documentElement"
+]
+
+namedrop(before, refs, function(err, code) {
+  if (err) throw err
+
+  else fs.writeFileSync("./after.js", code)
+})