vike/dist/cjs/utils/sorter.js

The Framework *You* Control - Next.js & Nuxt alternative for unprecedented flexibility and dependability.

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.higherFirst = higherFirst;
exports.lowerFirst = lowerFirst;
exports.makeFirst = makeFirst;
exports.makeLast = makeLast;
exports.reverse = reverse;
const assert_js_1 = require("./assert.js");
/**
 * ```js
 * let arr = [
 *   { price: 10 },
 *   { price: 1000 },
 *   { price: 100 }
 * ]
 * arr = arr.sort(higherFirst(el => el.price))
 * isEqual(arr, [
 *   { price: 1000 },
 *   { price: 100 },
 *   { price: 10 }
 * ])
 * ```
 */
function higherFirst(getValue) {
    return (element1, element2) => {
        const val1 = getValue(element1);
        const val2 = getValue(element2);
        if (val1 === val2) {
            return 0;
        }
        return val1 > val2 ? -1 : 1;
    };
}
/**
 * ```js
 * let arr = [
 *   { price: 10 },
 *   { price: 1000 },
 *   { price: 100 }
 * ]
 * arr = arr.sort(lowerFirst(el => el.price))
 * isEqual(arr, [
 *   { price: 10 },
 *   { price: 100 },
 *   { price: 1000 }
 * ])
 * ```
 */
function lowerFirst(getValue) {
    return (element1, element2) => {
        const val1 = getValue(element1);
        const val2 = getValue(element2);
        if (val1 === val2) {
            return 0;
        }
        return val1 < val2 ? -1 : 1;
    };
}
/**
 * ```js
 * let arr = [
 *  { name: 'iphone', isRocket: false },
 *  { name: 'starship', isRocket: true }
 * ]
 * arr = arr.sort(makeFirst(el => el.isRocket))
 * isEqual(arr, [
 *  { name: 'starship', isRocket: true },
 *  { name: 'iphone', isRocket: false }
 * ])
 * ```
 */
function makeFirst(getValue) {
    return (element1, element2) => {
        const val1 = getValue(element1);
        const val2 = getValue(element2);
        (0, assert_js_1.assert)([true, false, null].includes(val1));
        (0, assert_js_1.assert)([true, false, null].includes(val2));
        if (val1 === val2) {
            return 0;
        }
        if (val1 === true || val2 === false) {
            return -1;
        }
        if (val2 === true || val1 === false) {
            return 1;
        }
        (0, assert_js_1.assert)(false);
    };
}
/**
 * ```js
 * let arr = [
 *  { name: 'starship', isRocket: true },
 *  { name: 'iphone', isRocket: false }
 * ]
 * arr = arr.sort(makeLast(el => el.isRocket))
 * isEqual(arr, [
 *  { name: 'iphone', isRocket: false },
 *  { name: 'starship', isRocket: true }
 * ])
 * ```
 */
function makeLast(getValue) {
    return makeFirst((element) => {
        const val = getValue(element);
        if (val === null) {
            return null;
        }
        else {
            return !val;
        }
    });
}
/** Reverse order result. */
function reverse(sortKey) {
    return (-1 * sortKey);
}