src/write.js
function write (path, data, options) {
  const Promise = promise(options)

  return new Promise((resolve, reject) => {
    streamify(data, options)
      .pipe(fs.createWriteStream(path, options))
      .on('finish', () => {
        resolve()
      })
      .on('error', reject)
      .on('dataError', reject)
  })
}
function write (path, data, options) {
  const Promise = promise(options)

  return new Promise((resolve, reject) => {
    streamify(data, options)
      .pipe(fs.createWriteStream(path, options))
      .on('finish', () => {
        resolve()
      })
      .on('error', reject)
      .on('dataError', reject)
  })
}
function write ( path , data , options ) { const Promise = promise ( options ) return new Promise ( ( resolve , reject ) => { streamify ( data , options ) . pipe ( fs . createWriteStream ( path , options ) ) . on ( 'finish' , ( ) => { resolve ( ) } ) . on ( 'error' , reject ) . on ( 'dataError' , reject ) } ) }
Public function `write`.

Returns a promise and asynchronously serialises a data structure to a
JSON file on disk. Sanely handles promises, buffers, maps and other
iterables.

@param path:           Path to the JSON file.

@param data:           The data to transform.

@option space:         Indentation string, or the number of spaces
to indent each nested level by.

@option promises:      'resolve' or 'ignore', default is 'resolve'.

@option buffers:       'toString' or 'ignore', default is 'toString'.

@option maps:          'object' or 'ignore', default is 'object'.

@option iterables:     'array' or 'ignore', default is 'array'.

@option circular:      'error' or 'ignore', default is 'error'.

@option yieldRate:     The number of data items to process per timeslice,
default is 16384.

@option bufferLength:  The length of the buffer, default is 1024.

@option highWaterMark: If set, will be passed to the readable stream constructor
as the value for the highWaterMark option.

@option Promise:       The promise constructor to use, defaults to bluebird.
Public function write .