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kyontan/yield_self.js

Created March 6, 2018 07:54
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yield_self in JavaScript (ECMAScript)
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yield_self.js
Object.defineProperty(Array.prototype, 'yield_self', {
enumerable: false,
value: function(f) { return f(this); }
});
// > array
// [ 1, 2, 3 ]
// > array.yield_self(x => x.concat(x))
// [ 1, 2, 3, 1, 2, 3 ]
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