ifd/__tests__/doc-examples/the-default-abstraction/a-volume-bump.js

Life Extending Ternary Operator Abstractions

const path = require('path');
const ifd  = require(path.join(process.cwd(), 'dist/ifd.js'));

// creates custom identity thunk
const isAnArrayOfTwo = ifd({
  identity: function (val) {
    return Array.isArray(val) && val.length === 2;
  }
});

const foo = isAnArrayOfTwo([1, 2, 3], 'te', [4, 5], [6, 7]);


module.exports = {
  exp: function (should) {
    should.deepEqual(foo, [4, 5]);
  }
};