gulp-json-editor/README.md

A gulp plugin to edit JSON objects

# gulp-json-editor

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gulp-json-editor is a [gulp](https://github.com/gulpjs/gulp) plugin to edit JSON objects.

## Usage
```javascript
var jeditor = require("gulp-json-editor");

/*
  edit JSON object by merging with user specific object
*/
gulp.src("./manifest.json")
  .pipe(jeditor({
    'version': '1.2.3'
  }))
  .pipe(gulp.dest("./dest"));

/*
  edit JSON object by using user specific function
*/
gulp.src("./manifest.json")
  .pipe(jeditor(function(json) {
    json.version = "1.2.3";
    return json; // must return JSON object.
  }))
  .pipe(gulp.dest("./dest"));

/*
  specify js-beautify option
*/
gulp.src("./manifest.json")
  .pipe(jeditor({
    'version': '1.2.3'
  },
  // the second argument is passed to js-beautify as its option
  {
    'indent_char': '\t',
    'indent_size': 1
  }))
  .pipe(gulp.dest("./dest"));
```

### Note
In case of such above situation, all of comment and whitespace in source file is **NOT** kept in destination file.

### Disable beautification

```javascript
gulp.src("./manifest.json")
  .pipe(jeditor({
    'version': '1.2.3'
  },
  {
    beautify: false
  }))
  .pipe(gulp.dest("./dest"));
```


## API
### jeditor(editorObject, [jsBeautifyOptions])
#### editorObject
Type: `JSON object`

JSON object to merge with.

#### jsBeautifyOptions
Type: `object`

This object is passed to js-beautify as its option.

### jeditor(editorFunction, [jsBeautifyOptions])
#### editorFunction
Type: `function`

The `editorFunction` must have the following signature: `function (json) {}`, and must return JSON object.

#### jsBeautifyOptions
Type: `object`

This object is passed to js-beautify as its option.

## License
[MIT License](http://en.wikipedia.org/wiki/MIT_License)