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on this file since d24f17c was d24f17c, checked in by Aleksandar Panovski <apano77@…>, 15 months ago |
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1 | var _curry2 =
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2 | /*#__PURE__*/
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3 | require("./internal/_curry2.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 function of arity `n` from a (manually) curried function.
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10 | * Note that, the returned function is actually a ramda style
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11 | * curryied function, which can accept one or more arguments in each
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12 | * function calling.
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13 | *
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14 | * @func
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15 | * @memberOf R
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16 | * @since v0.14.0
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17 | * @category Function
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18 | * @sig Number -> (a -> b -> c ... -> z) -> ((a -> b -> c ...) -> z)
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19 | * @param {Number} length The arity for the returned function.
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20 | * @param {Function} fn The function to uncurry.
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21 | * @return {Function} A new function.
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22 | * @see R.curry, R.curryN
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23 | * @example
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24 | *
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25 | * const addFour = a => b => c => d => a + b + c + d;
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26 | *
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27 | * const uncurriedAddFour = R.uncurryN(4, addFour);
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28 | * uncurriedAddFour(1, 2, 3, 4); //=> 10
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29 | */
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30 |
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31 |
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32 | var uncurryN =
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33 | /*#__PURE__*/
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34 | _curry2(function uncurryN(depth, fn) {
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35 | return curryN(depth, function () {
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36 | var currentDepth = 1;
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37 | var value = fn;
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38 | var idx = 0;
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39 | var endIdx;
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40 |
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41 | while (currentDepth <= depth && typeof value === 'function') {
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42 | endIdx = currentDepth === depth ? arguments.length : idx + value.length;
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43 | value = value.apply(this, Array.prototype.slice.call(arguments, idx, endIdx));
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44 | currentDepth += 1;
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45 | idx = endIdx;
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46 | }
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47 |
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48 | return value;
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49 | });
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50 | });
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51 |
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52 | module.exports = uncurryN; |
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