current commit
260202.9 · test: unify assertSnapshot common patterns
<project-root>/test/fixtures/source-map/tabs.coffee:26
	alert "I knew it!"
	^

ReferenceError: alert is not defined
    at Object.<anonymous> (<project-root>/test/fixtures/source-map/tabs.coffee:26:2)
    at Object.<anonymous> (<project-root>/test/fixtures/source-map/tabs.coffee:1:14)

Node.js <node-version>