'use strict' const stream = require('stream') const check = require('check-types') const parse = require('./parse') module.exports = unpipe /** * Public function `unpipe`. * * Returns a writeable stream that can be passed to stream.pipe, then parses JSON * data read from the stream. If there are no errors, the callback is invoked with * the result as the second argument. If errors occur, the first error is passed to * the callback as the first argument. * * @param callback: Function that will be called after parsing is complete. * * @option reviver: Transformation function, invoked depth-first. * * @option discard: The number of characters to process before discarding them * to save memory. The default value is `1048576`. * * @option yieldRate: The number of data items to process per timeslice, * default is 16384. **/ function unpipe (callback, options) { check.assert.function(callback, 'Invalid callback argument') const jsonstream = new stream.PassThrough() parse(jsonstream, Object.assign({}, options, { ndjson: false })) .then(data => callback(null, data)) .catch(error => callback(error)) return jsonstream }