LearnBoost/stylus — Issue #487: Looks like stylus has leaky variable "prop"
Author: MatthewMueller
Created: 2011-12-16 06:56:47+00:00
State: open

I've been working with mocha recently and one of the tests I'm writing involves stylus. When I try to run the test I get the following:

```
0) stylus should compile stylus:
Error: global leak detected: prop
at Runner.checkGlobals (/usr/local/lib/node_modules/mocha/lib/runner.js:102:21)
at Runner. (/usr/local/lib/node_modules/mocha/lib/runner.js:42:44)
at Runner.emit (events.js:81:20)
at /usr/local/lib/node_modules/mocha/lib/runner.js:318:14
at done (/usr/local/lib/node_modules/mocha/lib/runnable.js:129:5)
at /usr/local/lib/node_modules/mocha/lib/runnable.js:140:9
at /Users/MattMueller/Desktop/thimble/test/test.coffee:13:16
at Renderer.render (/Users/MattMueller/Desktop/thimble/node_modules/stylus/lib/renderer.js:56:5)
at Test.fn (/Users/MattMueller/Desktop/thimble/test/test.coffee:11:19)
at Test.run (/usr/local/lib/node_modules/mocha/lib/runnable.js:138:12)
at Runner.runTest (/usr/local/lib/node_modules/mocha/lib/runner.js:269:10)
at /usr/local/lib/node_modules/mocha/lib/runner.js:309:12
at next (/usr/local/lib/node_modules/mocha/lib/runner.js:197:14)
at /usr/local/lib/node_modules/mocha/lib/runner.js:206:7
at next (/usr/local/lib/node_modules/mocha/lib/runner.js:156:23)
at Array. (/usr/local/lib/node_modules/mocha/lib/runner.js:174:5)
at EventEmitter._tickCallback (node.js:126:26)

```