30 lines
723 B
JavaScript
30 lines
723 B
JavaScript
(() => {
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// (arbitrary arity to fully curried)
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// extraCurry :: Function -> Function
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let extraCurry = (f, ...args) => {
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let intArgs = f.length;
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// Recursive currying
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let _curry = (xs, ...arguments) =>
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xs.length >= intArgs ? (
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f.apply(null, xs)
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) : function () {
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return _curry(xs.concat([].slice.apply(arguments)));
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};
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return _curry([].slice.call(args, 1));
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};
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// TEST
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// product3:: Num -> Num -> Num -> Num
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let product3 = (a, b, c) => a * b * c;
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return [1, 2, 3, 4, 5, 6, 7, 8, 9, 10]
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.map(extraCurry(product3)(7)(2))
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// [14, 28, 42, 56, 70, 84, 98, 112, 126, 140]
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})();
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