GT2/GT2-Android/node_modules/pretty-format/build/plugins/react_element.js

81 lines
2.0 KiB
JavaScript

'use strict';Object.defineProperty(exports, "__esModule", { value: true });exports.test = exports.serialize = undefined;
var _markup = require('./lib/markup'); /**
* Copyright (c) 2014-present, Facebook, Inc. All rights reserved.
*
* This source code is licensed under the MIT license found in the
* LICENSE file in the root directory of this source tree.
*
*
*/const elementSymbol = Symbol.for('react.element');
// Given element.props.children, or subtree during recursive traversal,
// return flattened array of children.
const getChildren = function (arg) {let children = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : [];
if (Array.isArray(arg)) {
arg.forEach(item => {
getChildren(item, children);
});
} else if (arg != null && arg !== false) {
children.push(arg);
}
return children;
};
const getType = element => {
if (typeof element.type === 'string') {
return element.type;
}
if (typeof element.type === 'function') {
return element.type.displayName || element.type.name || 'Unknown';
}
return 'UNDEFINED';
};
const serialize = exports.serialize = (
element,
config,
indentation,
depth,
refs,
printer) =>
++depth > config.maxDepth ?
(0, _markup.printElementAsLeaf)(getType(element), config) :
(0, _markup.printElement)(
getType(element),
(0, _markup.printProps)(
Object.keys(element.props).
filter(key => key !== 'children').
sort(),
element.props,
config,
indentation + config.indent,
depth,
refs,
printer),
(0, _markup.printChildren)(
getChildren(element.props.children),
config,
indentation + config.indent,
depth,
refs,
printer),
config,
indentation);
const test = exports.test = val => val && val.$$typeof === elementSymbol;exports.default =
{ serialize, test };