level-supports - npm Package Compare versions

Comparing version 1.0.1 to 2.0.0

CHANGELOG.md

 # Changelog
 
+## [2.0.0] - 2021-04-09
+
+### Changed
+
+- **Breaking:** modernize syntax and bump standard ([`5d7cc6d`](https://github.com/Level/supports/commit/5d7cc6d)) ([Level/community#98](https://github.com/Level/community/issues/98)) (Vincent Weevers). Drops support of node 6, node 8 and old browsers.
+
 ## [1.0.1] - 2019-10-13
@@ -17,2 +23,4 @@
 
+[2.0.0]: https://github.com/Level/supports/compare/v1.0.1...v2.0.0
+
 [1.0.1]: https://github.com/Level/supports/compare/v1.0.0...v1.0.1

index.js

 'use strict'
 
-// For (old) browser support
-var xtend = require('xtend')
-var assign = require('xtend/mutable')
+module.exports = function supports (...manifests) {
+  const manifest = manifests.reduce((acc, m) => Object.assign(acc, m), {})
 
-module.exports = function supports () {
-  var manifest = xtend.apply(null, arguments)
-
-  return assign(manifest, {
+  return Object.assign(manifest, {
     // Features of abstract-leveldown
@@ -33,4 +29,4 @@ bufferKeys: manifest.bufferKeys || false,
     // Methods that are not part of abstract-leveldown or levelup
-    additionalMethods: xtend(manifest.additionalMethods)
+    additionalMethods: Object.assign({}, manifest.additionalMethods)
   })
 }

package.json

 {
   "name": "level-supports",
-  "version": "1.0.1",
+  "version": "2.0.0",
   "description": "Create a manifest describing the abilities of a levelup or abstract-leveldown db",
@@ -8,7 +8,5 @@ "license": "MIT",
     "test": "standard && hallmark && (nyc -s node test/self.js | faucet) && nyc report",
-    "test-browser-local": "airtap --coverage --local test/self.js",
+    "test-browsers-local": "airtap --coverage test/self.js",
     "coverage": "nyc report --reporter=text-lcov | coveralls",
-    "hallmark": "hallmark --fix",
-    "dependency-check": "dependency-check --no-dev . test/*.js",
-    "prepublishOnly": "npm run dependency-check"
+    "hallmark": "hallmark --fix"
   },
@@ -21,15 +19,13 @@ "files": [
   ],
-  "dependencies": {
-    "xtend": "^4.0.2"
-  },
+  "dependencies": {},
   "devDependencies": {
-    "airtap": "^2.0.4",
+    "airtap": "^4.0.3",
+    "airtap-playwright": "^1.0.1",
     "coveralls": "^3.0.6",
-    "dependency-check": "^4.1.0",
     "faucet": "^0.0.1",
-    "hallmark": "^2.0.0",
+    "hallmark": "^3.1.0",
     "level-community": "^3.0.0",
     "nyc": "^14.1.1",
-    "standard": "^14.3.1",
-    "tape": "^4.11.0"
+    "standard": "^16.0.3",
+    "tape": "^5.0.1"
   },
@@ -53,4 +49,4 @@ "hallmark": {
   "engines": {
-    "node": ">=6"
+    "node": ">=10"
   }
 }

test/cloneable.js

 'use strict'
 
-var supports = require('..')
+const supports = require('..')
 
@@ -10,3 +10,3 @@ // Every object in a manifest must have a unique identity, to avoid accidental
 module.exports = function cloneable (t, manifest) {
-  var copy = supports(manifest)
+  const copy = supports(manifest)
   verifyUnique(t, 'manifest', manifest, copy)
@@ -13,0 +13,0 @@ }

test/index.js

 'use strict'
 
-var xtend = require('xtend')
-var shape = require('./shape')
-var cloneable = require('./cloneable')
+const shape = require('./shape')
+const cloneable = require('./cloneable')
 
 module.exports = function suite (test, testCommon) {
   test('db has manifest', function (t) {
-    var db = testCommon.factory()
-    var manifest = db.supports
+    const db = testCommon.factory()
+    const manifest = db.supports
 
@@ -15,4 +14,4 @@ shape(t, manifest)
 
-    var before = xtend(manifest, {
-      additionalMethods: xtend(manifest.additionalMethods)
+    const before = Object.assign({}, manifest, {
+      additionalMethods: Object.assign({}, manifest.additionalMethods)
     })
@@ -19,0 +18,0 @@

test/self.js

 'use strict'
 
-var test = require('tape')
-var supports = require('..')
-var shape = require('./shape')
-var cloneable = require('./cloneable')
+const test = require('tape')
+const supports = require('..')
+const shape = require('./shape')
+const cloneable = require('./cloneable')
 
@@ -16,3 +16,3 @@ test('no options', function (t) {
   ;[null, false, undefined, 0, ''].forEach(function (value) {
-    var manifest = supports({
+    const manifest = supports({
       bufferKeys: value,
@@ -33,3 +33,3 @@ additionalMethods: {
   ;[true, {}, 'yes', 1, []].forEach(function (value) {
-    var manifest = supports({
+    const manifest = supports({
       streams: value,
@@ -50,5 +50,5 @@ additionalMethods: {
 test('merges input objects without mutating them', function (t) {
-  var input1 = { bufferKeys: null, streams: false }
-  var input2 = { streams: true, additionalMethods: {} }
-  var manifest = supports(input1, input2)
+  const input1 = { bufferKeys: null, streams: false }
+  const input2 = { streams: true, additionalMethods: {} }
+  const manifest = supports(input1, input2)
 
@@ -67,3 +67,3 @@ manifest.foobar = true
 test('inherits additionalMethods', function (t) {
-  var manifest = supports({ additionalMethods: { foo: true } }, {})
+  const manifest = supports({ additionalMethods: { foo: true } }, {})
   t.same(manifest.additionalMethods, { foo: true })
@@ -74,7 +74,7 @@ t.end()
 test('does not merge additionalMethods', function (t) {
-  var input1 = { additionalMethods: { foo: true } }
-  var input2 = { additionalMethods: { bar: true } }
-  var manifest = supports(input1, input2)
+  const input1 = { additionalMethods: { foo: true } }
+  const input2 = { additionalMethods: { bar: true } }
+  const manifest = supports(input1, input2)
   t.same(manifest.additionalMethods, { bar: true })
   t.end()
 })

test/shape.js

 'use strict'
 
-var hasOwnProperty = Object.prototype.hasOwnProperty
+const hasOwnProperty = Object.prototype.hasOwnProperty
 
@@ -9,3 +9,3 @@ module.exports = function shape (t, manifest) {
 
-  for (var k in manifest) {
+  for (const k in manifest) {
     if (!hasOwnProperty.call(manifest, k)) continue
@@ -12,0 +12,0 @@

No alert changes

Improved metrics

Total package byte prevSize

15427

increased by1.42%

Dependency count

0

decreased by-100%

Worsened metrics

Lines of code

148

decreased by-2.63%

Dependency changes

• - Removedxtend@^4.0.2

• - Removedxtend@4.0.2(transitive)