lgrthms/lib/utils/Comparator.js

Algorithms and data structures for your JavaScript and TypeScript projects 🧑‍💻

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.Comparator = void 0;
class Comparator {
    compare(a, b) {
        if (a === b) {
            return 0;
        }
        return a < b ? -1 : 1; // eslint-disable-line no-magic-numbers
    }
    constructor(compareFn) {
        if (compareFn) {
            this.compare = compareFn;
        }
    }
    isEqual(a, b) {
        return this.compare(a, b) === 0;
    }
    isLessThan(a, b) {
        return this.compare(a, b) < 0;
    }
    isGreaterThan(a, b) {
        return this.compare(a, b) > 0;
    }
    isLessThanOrEqual(a, b) {
        return this.isLessThan(a, b) || this.isEqual(a, b);
    }
    isGreaterThanOrEqual(a, b) {
        return this.isGreaterThan(a, b) || this.isEqual(a, b);
    }
}
exports.Comparator = Comparator;