@supercharge/collections - npm Package Compare versions

Comparing version 1.7.0 to 1.8.0

CHANGELOG.md

		# Changelog


		## [1.8.0](https://github.com/superchargejs/collections/compare/v1.7.0...v1.8.0) - 2019-10-24

		### Added
		- `.last()` method

		### Updated
		- bump deps


		## [1.7.0](https://github.com/superchargejs/collections/compare/v1.6.0...v1.7.0) - 2019-10-11
		@@ -5,0 +14,0 @@

package.json

		{
		"name": "@supercharge/collections",
		"description": "Supercharge collections",
		"version": "1.7.0",
		"version": "1.8.0",
		"author": "Marcus Pöhls <marcus@futurestud.io>",
		@@ -13,4 +13,4 @@ "bugs": {
		"devDependencies": {
		"@hapi/code": "~6.0.0",
		"@hapi/lab": "~20.4.0",
		"@hapi/code": "~7.0.0",
		"@hapi/lab": "~21.0.0",
		"eslint": "~6.5.1",
		@@ -17,0 +17,0 @@ "eslint-config-standard": "~14.1.0",

README.md

		@@ -24,2 +24,3 @@ <div align="center">
		<a href="https://www.npmjs.com/package/@supercharge/collections"><img src="https://img.shields.io/npm/v/@supercharge/collections.svg" alt="Latest Version"></a>
		<a href="https://www.npmjs.com/package/@supercharge/collections"><img src="https://img.shields.io/npm/dm/@supercharge/collections.svg" alt="Monthly downloads"></a>
		</p>
		@@ -61,3 +62,3 @@ <p>
		await user.subscribeToNewsletter()


		return user
		@@ -72,3 +73,3 @@ })

		You can directly await the result for methods returning a definite value:
		You can directly await the result for methods returning a definite value. The function returns a new instance of the collection without altering the original input array:

		@@ -75,0 +76,0 @@ ```js

src/collection-proxy.js

		@@ -268,2 +268,17 @@ 'use strict'
		/**
		* Returns the last item in the collection
		* that satisfies the `callback` testing
		* function, `undefined` otherwise.
		*
		* @param {Function} callback
		*
		* @returns {*} the found value
		*/
		last (callback) {
		return this.all(
		this._enqueue('last', callback)
		)
		}

		/**
		* Asynchronous version of Array#map(), running all transformations
		@@ -270,0 +285,0 @@ * in parallel. It runs the given `callback` on each item of the

src/collection.js

		@@ -275,2 +275,25 @@ 'use strict'
		/**
		* Returns the last item in the collection
		* that satisfies the `callback` testing
		* function, `undefined` otherwise.
		*
		* @param {Function} callback
		*
		* @returns {*} the found value
		*/
		async last (callback) {
		if (!callback) {
		return this.items[this.items.length - 1]
		}

		if (typeof callback === 'function') {
		const mapped = await this.filter(callback)

		return mapped[mapped.length - 1]
		}

		throw new Error(`Collection.last() accepts only a callback function as an argument, received ${typeof callback}`)
		}

		/**
		* Asynchronous version of Array#map(), running all transformations
		@@ -584,3 +607,5 @@ * in parallel. It runs the given `callback` on each item of the
		async unique () {
		return Array.from(new Set(this.items))
		return Array.from(
		new Set(this.items)
		)
		}
		@@ -587,0 +612,0 @@

test/collection.js

		@@ -830,2 +830,36 @@ 'use strict'
		})

		it('last', async () => {
		expect(
		await Collect([1, 2, 3]).last()
		).to.equal(3)

		expect(
		Collect([1, 2, 3]).last(1)
		).to.reject(Error) // only callback functions are allowed

		expect(
		await Collect([
		{ id: 1, name: '1' },
		{ id: 2, name: '2' },
		{ id: 1, name: '3' }
		]).last(item => {
		return item.id === 1
		})
		).to.equal({ id: 1, name: '3' })

		expect(
		await Collect([{ id: 1, name: '1' }]).last(item => {
		return item.name === 'Marcus'
		})
		).to.equal(undefined)

		const items = [1, 2, 3]
		expect(
		await Collect(items)
		.map(item => item * 10)
		.last()
		).to.equal(30)
		expect(items).to.equal([1, 2, 3])
		})
		})

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