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34 lines
907 B
TypeScript
34 lines
907 B
TypeScript
// Loaded from https://deno.land/x/ramda@v0.27.2/source/startsWith.js
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import _curry2 from './internal/_curry2.js';
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import equals from './equals.js';
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import take from './take.js';
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/**
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* Checks if a list starts with the provided sublist.
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*
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* Similarly, checks if a string starts with the provided substring.
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*
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* @func
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* @memberOf R
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* @since v0.24.0
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* @category List
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* @sig [a] -> [a] -> Boolean
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* @sig String -> String -> Boolean
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* @param {*} prefix
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* @param {*} list
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* @return {Boolean}
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* @see R.endsWith
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* @example
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*
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* R.startsWith('a', 'abc') //=> true
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* R.startsWith('b', 'abc') //=> false
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* R.startsWith(['a'], ['a', 'b', 'c']) //=> true
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* R.startsWith(['b'], ['a', 'b', 'c']) //=> false
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*/
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var startsWith = _curry2(function(prefix, list) {
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return equals(take(prefix.length, list), prefix);
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});
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export default startsWith;
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