47 lines
1.1 KiB
JavaScript
47 lines
1.1 KiB
JavaScript
import _curry2 from "./internal/_curry2.js";
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import _dispatchable from "./internal/_dispatchable.js";
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import _xall from "./internal/_xall.js";
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/**
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* Returns `true` if all elements of the list match the predicate, `false` if
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* there are any that don't.
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*
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* Dispatches to the `all` method of the second argument, if present.
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*
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* Acts as a transducer if a transformer is given in list position.
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*
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* @func
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* @memberOf R
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* @since v0.1.0
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* @category List
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* @sig (a -> Boolean) -> [a] -> Boolean
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* @param {Function} fn The predicate function.
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* @param {Array} list The array to consider.
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* @return {Boolean} `true` if the predicate is satisfied by every element, `false`
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* otherwise.
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* @see R.any, R.none, R.transduce
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* @example
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*
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* const equals3 = R.equals(3);
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* R.all(equals3)([3, 3, 3, 3]); //=> true
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* R.all(equals3)([3, 3, 1, 3]); //=> false
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*/
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var all =
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/*#__PURE__*/
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_curry2(
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/*#__PURE__*/
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_dispatchable(['all'], _xall, function all(fn, list) {
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var idx = 0;
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while (idx < list.length) {
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if (!fn(list[idx])) {
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return false;
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}
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idx += 1;
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}
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return true;
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}));
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export default all; |