Press n or j to go to the next uncovered block, b, p or k for the previous block.
| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 | 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x | /**
* @license Apache-2.0
*
* Copyright (c) 2018 The Stdlib Authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
'use strict';
// MODULES //
var isObjectLike = require( '@stdlib/assert/is-object-like' );
var format = require( '@stdlib/string/format' );
var defaults = require( './defaults.js' );
var validate = require( './validate.js' );
var flatten = require( './flatten.js' );
// MAIN //
/**
* Returns a function to flatten an object.
*
* @param {Options} options - function options
* @param {NonNegativeInteger} [options.depth] - maximum depth to flatten
* @param {boolean} [options.copy=false] - boolean indicating whether to deep copy
* @param {boolean} [options.flattenArrays=false] - boolean indicating whether to flatten arrays
* @param {string} [options.delimiter='.'] - key path delimiter
* @throws {TypeError} options argument must be an object
* @throws {TypeError} must provide valid options
* @returns {Function} flatten function
*
* @example
* var flatten = factory({
* 'copy': true,
* 'delimiter': '|'
* });
*
* var obj = {'a':{'b':{'c':'d'}}};
* var out = flatten( obj );
* // throws <RangeError>
*/
function factory( options ) {
var opts;
var err;
opts = defaults();
err = validate( opts, options );
if ( err ) {
throw err;
}
return flattenObject;
/**
* Flattens an object.
*
* @private
* @param {ObjectLike} obj - object to flatten
* @throws {TypeError} first argument must be object-like
* @returns {Object} flattened object
*/
function flattenObject( obj ) {
if ( !isObjectLike( obj ) ) {
throw new TypeError( format( 'invalid argument. Must provide an object (except null). Value: `%s`.', obj ) );
}
return flatten( obj, opts );
}
}
// EXPORTS //
module.exports = factory;
|