rc-js-util
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A collection of TS and C++ utilities to help writing performant and correct applications, achieved through strict typing and (removable) invariant checking.
30 lines • 1.04 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.arrayForEachRange = void 0;
const _debug_js_1 = require("../../debug/_debug.js");
/**
* @public
* Like {@link arrayForEach} with integer range as input.
*
* @param from - The value to start from (inclusive).
* @param to - The value to finish with (inclusive).
* @param callback - Called for each value in the range.
*
* @remarks
* Where `from` and `to` are equal a length 1 array is returned, NaN input is not supported.
*
* See {@link arrayForEachRange}.
*/
function arrayForEachRange(from, to, callback) {
_BUILD.DEBUG && _debug_js_1._Debug.runBlock(() => {
_debug_js_1._Debug.assert(!isNaN(from) && !isNaN(to), "NaN range not supported");
});
const range = to - from;
const increment = Math.sign(range);
for (let i = 0; i < Math.abs(range) + 1; ++i) {
callback(from, i);
from += increment;
}
}
exports.arrayForEachRange = arrayForEachRange;
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