comparisons - npm Package Compare versions

Comparing version 1.0.0 to 1.1.0

.github/workflows/nodejs.yml

lib/__tests__/comparison.test.js

		@@ -0,3 +1,12 @@
		const sift = require('sift').default;
		const Comparison = require('..');

		const exp = [
		'foo=bar',
		'age<30',
		'age>=21',
		'language=EN',
		'bestFriend.name=jon',
		];

		const stub = {
		@@ -22,17 +31,57 @@ foo: 'bar',

		it('should return truthy', () =>
		expect(
		new Comparison([
		'foo=bar',
		'age<30',
		'age>=21',
		'language=EN',
		'bestFriend.name=jon',
		]).eval(stub),
		).toBeTruthy());
		describe('eval', () => {
		it('should return truthy', () =>
		expect(new Comparison(exp).eval(stub)).toBeTruthy());

		it('should return falsy', () =>
		expect(
		new Comparison(['age>22', 'language=FR']).eval(stub),
		).toBeFalsy());
		it('should return falsy', () =>
		expect(
		new Comparison(['age>22', 'language=FR']).eval(stub),
		).toBeFalsy());
		});

		describe('query', () => {
		it('should return as mongo query', () =>
		expect(new Comparison(exp).query(stub)).toMatchObject({
		$and: [
		{ foo: /bar/gi },
		{ age: { $lt: 30 } },
		{ age: { $gte: 21 } },
		{ language: /EN/gi },
		{ 'bestFriend.name': /jon/gi },
		],
		}));

		it('should return the stub on query', () => {
		const query = new Comparison(exp).query();
		expect([stub].filter(sift(query))).toHaveLength(1);
		});

		it('should match with several stubs', () => {
		const date = new Date('2018-03-22').toISOString();
		const query = new Comparison([
		'low>2',
		'high<10',
		'word=hi',
		`date=${date}`,
		]).query();

		const result = [
		{
		low: 1,
		high: 12,
		word: 'hi',
		date: new Date().toISOString(),
		},
		{ low: 3, high: 6, word: 'hi', date },
		{ low: 4, high: 8, word: 'hi', date },
		{
		low: 4,
		high: 22,
		word: 'hi',
		},
		].filter(sift(query));

		expect(result).toHaveLength(2);
		});
		});
		});

lib/index.js

		@@ -9,2 +9,3 @@ const flat = require('flat');
		isLessThanOrEqualTo,
		cast,
		} = require('./utils');
		@@ -20,2 +21,18 @@

		const getAssignment = {
		'equals': cast,
		'isLessThan': (v) => ({
		$lt: cast(v),
		}),
		'isGreaterThan': (v) => ({
		$gt: cast(v),
		}),
		'isLessThanOrEqualTo': (v) => ({
		$lte: cast(v),
		}),
		'isGreaterThanOrEqualTo': (v) => ({
		$gte: cast(v),
		}),
		};

		const keys = Object.keys(ops);
		@@ -55,2 +72,14 @@ const re = new RegExp(`[${keys.map((v) => `(${v})`).join('')}]`, 'i');

		query() {
		return {
		$and: this.eligible.reduce(
		(a, [key, value, fn]) =>
		a.concat({
		[key]: getAssignment[fn.name](value),
		}),
		[],
		),
		};
		}

		eval(obj) {
		@@ -57,0 +86,0 @@ return this.eligible.every(([key, value, validator]) =>

lib/utils.js

		@@ -86,2 +86,9 @@ const moment = require('moment');

		const cast = (v) => {
		const test = validate(v);
		if (test.date()) return v;
		if (test.numeric()) return parseFloat(v);
		return new RegExp(v, 'i');
		};

		module.exports = {
		@@ -93,2 +100,4 @@ equals,
		isLessThanOrEqualTo,
		validate,
		cast,
		};

package.json

README.md

		@@ -5,2 +5,4 @@
		<img src="https://github.com/MikeIbberson/comparisons/workflows/Node%20CI/badge.svg" alt="Status" />
		<a href='https://coveralls.io/github/MikeIbberson/comparisons?branch=master'><img src='https://coveralls.io/repos/github/MikeIbberson/comparisons/badge.svg?branch=master' alt='Coverage Status' /></a>
		<img src='https://bettercodehub.com/edge/badge/MikeIbberson/comparisons?branch=master'>
		</p>
		@@ -19,3 +21,4 @@
		const runner = new Comparison(tests);
		runner.eval(stub);
		runner.eval(stub); // returns true or false
		runner.query(); // returns a Mongo friendly query
		```

New alerts