33 lines
No EOL
973 B
JavaScript
33 lines
No EOL
973 B
JavaScript
import _curry2 from "./internal/_curry2.js";
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import _isNumber from "./internal/_isNumber.js";
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/**
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* Returns a list of numbers from `from` (inclusive) to `to` (exclusive).
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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 Number -> Number -> [Number]
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* @param {Number} from The first number in the list.
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* @param {Number} to One more than the last number in the list.
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* @return {Array} The list of numbers in the set `[a, b)`.
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* @example
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*
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* R.range(1, 5); //=> [1, 2, 3, 4]
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* R.range(50, 53); //=> [50, 51, 52]
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*/
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var range = /*#__PURE__*/_curry2(function range(from, to) {
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if (!(_isNumber(from) && _isNumber(to))) {
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throw new TypeError('Both arguments to range must be numbers');
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}
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var result = Array(from < to ? to - from : 0);
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var finish = from < 0 ? to + Math.abs(from) : to - from;
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var idx = 0;
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while (idx < finish) {
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result[idx] = idx + from;
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idx += 1;
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}
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return result;
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});
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export default range; |