1 | import _curry2 from "./internal/_curry2.js";
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2 | import curryN from "./curryN.js";
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3 | /**
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4 | * Returns a function of arity `n` from a (manually) curried function.
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5 | *
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6 | * @func
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7 | * @memberOf R
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8 | * @since v0.14.0
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9 | * @category Function
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10 | * @sig Number -> (a -> b) -> (a -> c)
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11 | * @param {Number} length The arity for the returned function.
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12 | * @param {Function} fn The function to uncurry.
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13 | * @return {Function} A new function.
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14 | * @see R.curry
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15 | * @example
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16 | *
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17 | * const addFour = a => b => c => d => a + b + c + d;
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18 | *
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19 | * const uncurriedAddFour = R.uncurryN(4, addFour);
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20 | * uncurriedAddFour(1, 2, 3, 4); //=> 10
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21 | */
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22 |
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23 | var uncurryN =
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24 | /*#__PURE__*/
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25 | _curry2(function uncurryN(depth, fn) {
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26 | return curryN(depth, function () {
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27 | var currentDepth = 1;
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28 | var value = fn;
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29 | var idx = 0;
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30 | var endIdx;
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31 |
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32 | while (currentDepth <= depth && typeof value === 'function') {
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33 | endIdx = currentDepth === depth ? arguments.length : idx + value.length;
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34 | value = value.apply(this, Array.prototype.slice.call(arguments, idx, endIdx));
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35 | currentDepth += 1;
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36 | idx = endIdx;
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37 | }
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38 |
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39 | return value;
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40 | });
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41 | });
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42 |
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43 | export default uncurryN; |
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