Fix and Update 🚀 ! (#4)

*  update .gitignore file 🐞 ..

*  disable package-lock.json 🚫 ..

*  add test cases ☢️ ..

*  add eslint to pkg.json --lint 💄 ..

*  run lint --eslint 💅🏻 ..

*  cleanup 🎯 ..

*  add koa contributors to license 🌍 ..

*  add test coverage 📦 ..

*  update README.md 📋 ..

*  add CI pipeline 📦 ..

*  better stuctrue 🎗 ..

* add method name --'isJSON' 🚀 ..

*  add missing condition 🚀 ..

*  add test case ☢️ ..

Author: 3imed-jaberi

.eslintrc

@@ -0,0 +1,2 @@
+---
+extends: standard

.gitignore

@@ -1,58 +1,23 @@
-# Compiled source #
+#       OS        #
 ###################
-*.com
-*.class
-*.dll
-*.exe
-*.o
-*.so
-
-# Packages #
-############
-# it's better to unpack these files and commit the raw source
-# git has its own built in compression methods
-*.7z
-*.dmg
-*.gz
-*.iso
-*.jar
-*.rar
-*.tar
-*.zip
-
-# Logs and databases #
-######################
-*.log
-*.sql
-*.sqlite
-
-# OS generated files #
-######################
-.DS_Store*
-ehthumbs.db
-Icon?
+.DS_Store
+.idea
 Thumbs.db
+tmp/
+temp/
 
-# Node.js #
-###########
-lib-cov
-*.seed
-*.log
-*.csv
-*.dat
-*.out
-*.pid
-*.gz
-
-pids
-logs
-results
 
+#     Node.js     #
+###################
 node_modules
+package-lock.json
 npm-debug.log
+yarn-debug.log
+yarn-error.log
 
-# Components #
-##############
 
-/build
-/components
+#       NYC       #
+###################
+coverage
+*.lcov
+.nyc_output

.npmrc

@@ -0,0 +1 @@
+package-lock=false

.travis.yml

@@ -0,0 +1,12 @@
+language: node_js
+node_js:
+  - 8
+  - 10
+  - 12
+  - 'lts/*'
+  - 'node'
+script:
+  - npm run test-cov
+after_script:
+  - npm i coveralls
+  - cat ./coverage/lcov.info | node ./node_modules/coveralls/bin/coveralls 

LICENSE

@@ -2,6 +2,7 @@
 The MIT License (MIT)
 
 Copyright (c) 2014 Jonathan Ong me@jongleberry.com
+Copyright (c) 2020 Koa contributors
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal

README.md

@@ -1,5 +1,10 @@
-# Koa Is JSON
+# [**koa-is-json**](https://github.com/koajs/is-json)
 
 [![Greenkeeper badge](https://badges.greenkeeper.io/koajs/is-json.svg)](https://greenkeeper.io/)
 
-Check if a body is JSON
+> Check if a body is JSON.
+
+
+## License
+
+[MIT](/LICENSE)

index.js

@@ -1,14 +1,14 @@
 
-module.exports = isJSON;
-
 /**
  * Check if `body` should be interpreted as json.
+ *
  */
 
-function isJSON(body) {
-  if (!body) return false;
-  if ('string' == typeof body) return false;
-  if ('function' == typeof body.pipe) return false;
-  if (Buffer.isBuffer(body)) return false;
-  return true;
+module.exports = function isJSON (body) {
+  return !(
+    !body ||
+    typeof body === 'string' ||
+    typeof body.pipe === 'function' ||
+    Buffer.isBuffer(body)
+  )
 }

package.json

@@ -1,13 +1,65 @@
 {
   "name": "koa-is-json",
-  "description": "check if a koa body should be interpreted as JSON",
+  "description": "Check if a koa body should be interpreted as JSON",
   "version": "1.0.0",
+  "scripts": {
+    "lint": "eslint --fix .",
+    "test-only": "mocha",
+    "test": "npm run lint & npm run test-only",
+    "test-cov": "nyc npm run test"
+  },
+  "repository": {
+    "type": "git",
+    "url": "git+https://github.com/koajs/is-json.git"
+  },
+  "keywords": [
+    "json",
+    "is-json",
+    "koa"
+  ],
   "author": {
     "name": "Jonathan Ong",
     "email": "me@jongleberry.com",
     "url": "http://jongleberry.com",
     "twitter": "https://twitter.com/jongleberry"
   },
+  "contributors": [
+    {
+      "name": "Haoxin",
+      "email": "haoxinst@gmail.com",
+      "url": "https://medium.com/@haoxin",
+      "twitter": "https://twitter.com/haoxins"
+    },
+    {
+      "name": "Imed Jaberi",
+      "email": "imed_jebari@hotmail.fr",
+      "url": "https://github.com/3imed-jaberi",
+      "twitter": "https://twitter.com/3imed_jaberi"
+    }
+  ],
   "license": "MIT",
-  "repository": "koajs/is-json"
+  "nyc": {
+    "reporter": [
+      "lcov",
+      "text-summary"
+    ],
+    "report-dir": "./coverage"
+  },
+  "devDependencies": {
+    "eslint": "^4.15.0",
+    "eslint-config-standard": "^11.0.0-beta.0",
+    "eslint-plugin-import": "^2.8.0",
+    "eslint-plugin-node": "^5.2.1",
+    "eslint-plugin-promise": "^4.2.1",
+    "eslint-plugin-standard": "^3.0.1",
+    "mocha": "^7.0.1",
+    "nyc": "^15.0.0"
+  },
+  "engines": {
+    "node": ">= 8"
+  },
+  "bugs": {
+    "url": "https://github.com/koajs/is-json/issues"
+  },
+  "homepage": "https://github.com/koajs/is-json#readme"
 }

test/.eslintrc

@@ -0,0 +1,3 @@
+---
+env:
+  mocha: true

test/index.spec.js

@@ -0,0 +1,40 @@
+
+const assert = require('assert')
+const isJSON = require('..')
+
+describe('koa-is-json test', () => {
+  let body
+
+  it('Condition 1: !body', () => {
+    assert.ok(!isJSON())
+  })
+
+  it('Condition 2: \'string\' == typeof body', () => {
+    body = 'hello world !'
+    assert.ok(!isJSON(body))
+  })
+
+  it('Condition 3: \'function\' == typeof body.pipe', () => {
+    body = {
+      pipe: () => {
+        return 'hello world !'
+      }
+    }
+
+    assert.ok(!isJSON(body))
+  })
+
+  it('Condition 4: Buffer.isBuffer(body)', () => {
+    body = Buffer.alloc(5)
+    assert.ok(!isJSON(body))
+  })
+
+  it('Condition 5: check null', () => {
+    assert.ok(!isJSON(null))
+  })
+
+  it('Condition 6: check correct body', () => {
+    body = JSON.parse(JSON.stringify({ msg: 'hello world !' }))
+    assert.ok(isJSON(body))
+  })
+})