jimkang/head-filter-urls

Higher-order functions and common patterns for asynchronous code

Calls callbacks on next tick so you can avoid craziness from code that expects async to not execute immediately.

Simplified HTTP request client.

tap-producing test harness for node and browsers

Handles asserting that there is no error in a test so you don't have to paste something like this into everything.

Given an object, tells you if a path through its keys exists. e.g. Is ['countries', 'US', 'states', 'MA', 'cities', 'Somerville'] in an addresses object?