twing/dist/cjs/lib/helpers/fill-map.js

First-class Twig engine for Node.js

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.fillMap = fillMap;
/**
 * Fill map with value until map's size is size.
 *
 * @param {Map<*, *>} map
 * @param {number} size
 * @param {any} value
 */
function fillMap(map, size, value) {
    if (size > map.size) {
        let delta = size - map.size;
        // resolve the greatest numeric key
        let greatestNumericKey = NaN;
        for (let key of map.keys()) {
            let keyAsNumber = Number(key);
            if (Number.isInteger(keyAsNumber)) {
                if (Number.isNaN(greatestNumericKey) || keyAsNumber > greatestNumericKey) {
                    greatestNumericKey = keyAsNumber;
                }
            }
        }
        let start = Number.isNaN(greatestNumericKey) ? 0 : greatestNumericKey + 1;
        for (let i = start; i < start + delta; i++) {
            map.set(i, value);
        }
    }
}