Add quotes around keys

.gitignore

@@ -1 +1,2 @@
 node_modules
+coverage/

__tests__/__snapshots__/index.test.js.snap

@@ -0,0 +1,44 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`matches snapshot for null input 1`] = `"void"`;
+
+exports[`matches snapshot for sampleJson using 2 spaces 1`] = `
+"{
+  'test-list': {
+    'id': number,
+    'properties': {
+      'name': string,
+    },
+  }[],
+  'empty-list': [],
+  'voided-property': void,
+}"
+`;
+
+exports[`matches snapshot for sampleJson using 4 spaces 1`] = `
+"{
+    'test-list': {
+        'id': number,
+        'properties': {
+            'name': string,
+        },
+    }[],
+    'empty-list': [],
+    'voided-property': void,
+}"
+`;
+
+exports[`matches snapshot for sampleJson using tabs 1`] = `
+"{
+	'test-list': {
+		'id': number,
+		'properties': {
+			'name': string,
+		},
+	}[],
+	'empty-list': [],
+	'voided-property': void,
+}"
+`;
+
+exports[`matches snapshot for undefined input 1`] = `"void"`;

__tests__/index.test.js

@@ -0,0 +1,36 @@
+
+const jsonFlow = require('../')
+
+const sampleJson = {
+  'test-list': [{
+    id: 1,
+    properties: { name: 'a' }
+  }, {
+    id: 2,
+    properties: { name: 'b' }
+  }],
+  'empty-list': [],
+  'voided-property': null
+}
+
+it('matches snapshot for undefined input', () => {
+  expect(jsonFlow(undefined)).toMatchSnapshot()
+})
+
+it('matches snapshot for null input', () => {
+  expect(jsonFlow(null)).toMatchSnapshot()
+})
+
+it('matches snapshot for sampleJson using 2 spaces', () => {
+  expect(jsonFlow(sampleJson, 2)).toMatchSnapshot()
+})
+
+it('matches snapshot for sampleJson using 4 spaces', () => {
+  expect(jsonFlow(sampleJson, 4)).toMatchSnapshot()
+})
+
+it('matches snapshot for sampleJson using tabs', () => {
+  expect(jsonFlow(sampleJson, undefined, true)).toMatchSnapshot()
+})
+
+

bin.js

@@ -4,7 +4,7 @@
 const fs = require('fs')
 const oboe = require('oboe')
 const program = require('commander')
-const doIt = require('./index')
+const jsonFlow = require('./index')
 
 program
   .option('-t, --tabs', 'Use tabs instead of spaces')
@@ -14,9 +14,9 @@ program
 let inputJson
 if (program.args[0]) {
   inputJson = fs.readFileSync(program.args[0])
-  console.log(doIt(JSON.parse(inputJson), program.spaceAmount, program.tabs))
+  console.log(jsonFlow(JSON.parse(inputJson), program.spaceAmount, program.tabs))
 }
 else {
   const stdin = process.stdin
-  oboe(stdin).done(text => console.log(doIt(text, program.spaceAmount, program.tabs))).fail(console.error)
+  oboe(stdin).done(text => console.log(jsonFlow(text, program.spaceAmount, program.tabs))).fail(console.error)
 }

index.js

@@ -1,6 +1,6 @@
 'use strict'
 
-module.exports = function doIt(inputObject, spaceAmount, useTabs) {
+module.exports = function jsonFlow(inputObject, spaceAmount, useTabs) {
 
   function arrayToType (array, indentationLevel) {
     if (array.length > 0) {
@@ -25,7 +25,7 @@ module.exports = function doIt(inputObject, spaceAmount, useTabs) {
     const indentation = generateIndentation(indentationLevel + 1)
     for (const key in object) {
       const value = object[key]
-      type += `${indentation}${key}: ${anyToType(value, indentationLevel + 1)},\n`
+      type += `${indentation}'${key}': ${anyToType(value, indentationLevel + 1)},\n`
     }
 
     return `${type}${generateIndentation(indentationLevel)}}`

package.json

@@ -4,7 +4,8 @@
   "description": "Transform JSON into flow type annotations automatically",
   "main": "index.js",
   "scripts": {
-    "test": "echo \"Error: no test specified\" && exit 1"
+    "test": "jest --verbose --coverage",
+    "test:watch": "npm run test -- --watch"
   },
   "bin": "./bin.js",
   "repository": {
@@ -28,5 +29,8 @@
   "dependencies": {
     "commander": "^2.9.0",
     "oboe": "^2.1.2"
+  },
+  "devDependencies": {
+    "jest": "^19.0.2"
   }
 }