assertthat/build/lib/diffs/forNumbers/NumberDiff.js

assertthat provides fluent TDD.

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.numberDiff = exports.isNumberDiff = void 0;
const numberDiffSymbol = Symbol('number diff');
const numberDiff = function (parameters) {
    return {
        kind: numberDiffSymbol,
        ...parameters
    };
};
exports.numberDiff = numberDiff;
const isNumberDiff = function (diff) {
    return 'kind' in diff && diff.kind === numberDiffSymbol;
};
exports.isNumberDiff = isNumberDiff;