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on this file since 65b6638 was d24f17c, checked in by Aleksandar Panovski <apano77@…>, 15 months ago |
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[d24f17c] | 1 | var _curry1 =
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| 2 | /*#__PURE__*/
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| 3 | require("./internal/_curry1.js");
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| 4 |
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| 5 | var curryN =
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| 6 | /*#__PURE__*/
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| 7 | require("./curryN.js");
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| 8 | /**
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| 9 | * Returns a new function much like the supplied one, except that the first two
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| 10 | * arguments' order is reversed.
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| 11 | *
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| 12 | * @func
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| 13 | * @memberOf R
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| 14 | * @since v0.1.0
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| 15 | * @category Function
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| 16 | * @sig ((a, b, c, ...) -> z) -> (b -> a -> c -> ... -> z)
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| 17 | * @param {Function} fn The function to invoke with its first two parameters reversed.
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| 18 | * @return {*} The result of invoking `fn` with its first two parameters' order reversed.
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| 19 | * @example
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| 20 | *
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| 21 | * const mergeThree = (a, b, c) => [].concat(a, b, c);
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| 22 | *
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| 23 | * mergeThree(1, 2, 3); //=> [1, 2, 3]
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| 24 | *
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| 25 | * R.flip(mergeThree)(1, 2, 3); //=> [2, 1, 3]
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| 26 | * @symb R.flip(f)(a, b, c) = f(b, a, c)
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| 27 | */
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| 28 |
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| 29 |
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| 30 | var flip =
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| 31 | /*#__PURE__*/
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| 32 | _curry1(function flip(fn) {
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| 33 | return curryN(fn.length, function (a, b) {
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| 34 | var args = Array.prototype.slice.call(arguments, 0);
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| 35 | args[0] = b;
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| 36 | args[1] = a;
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| 37 | return fn.apply(this, args);
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| 38 | });
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| 39 | });
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| 40 |
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| 41 | module.exports = flip; |
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