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Last change
on this file since e48199a 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 | var max =
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| 10 | /*#__PURE__*/
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| 11 | require("./max.js");
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| 12 |
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| 13 | var pluck =
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| 14 | /*#__PURE__*/
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| 15 | require("./pluck.js");
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| 16 |
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| 17 | var reduce =
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| 18 | /*#__PURE__*/
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| 19 | require("./reduce.js");
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| 20 | /**
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| 21 | * Takes a list of predicates and returns a predicate that returns true for a
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| 22 | * given list of arguments if every one of the provided predicates is satisfied
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| 23 | * by those arguments.
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| 24 | *
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| 25 | * The function returned is a curried function whose arity matches that of the
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| 26 | * highest-arity predicate.
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| 27 | *
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| 28 | * @func
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| 29 | * @memberOf R
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| 30 | * @since v0.9.0
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| 31 | * @category Logic
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| 32 | * @sig [(*... -> Boolean)] -> (*... -> Boolean)
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| 33 | * @param {Array} predicates An array of predicates to check
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| 34 | * @return {Function} The combined predicate
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| 35 | * @see R.anyPass, R.both
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| 36 | * @example
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| 37 | *
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| 38 | * const isQueen = R.propEq('Q', 'rank');
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| 39 | * const isSpade = R.propEq('♠︎', 'suit');
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| 40 | * const isQueenOfSpades = R.allPass([isQueen, isSpade]);
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| 41 | *
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| 42 | * isQueenOfSpades({rank: 'Q', suit: '♣︎'}); //=> false
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| 43 | * isQueenOfSpades({rank: 'Q', suit: '♠︎'}); //=> true
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| 44 | */
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| 45 |
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| 46 |
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| 47 | var allPass =
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| 48 | /*#__PURE__*/
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| 49 | _curry1(function allPass(preds) {
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| 50 | return curryN(reduce(max, 0, pluck('length', preds)), function () {
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| 51 | var idx = 0;
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| 52 | var len = preds.length;
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| 53 |
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| 54 | while (idx < len) {
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| 55 | if (!preds[idx].apply(this, arguments)) {
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| 56 | return false;
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| 57 | }
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| 58 |
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| 59 | idx += 1;
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| 60 | }
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| 61 |
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| 62 | return true;
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| 63 | });
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| 64 | });
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| 65 |
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| 66 | module.exports = allPass; |
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