353 lines
12 KiB
JavaScript
353 lines
12 KiB
JavaScript
'use strict';
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var _ansiStyles = require('ansi-styles');
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var _ansiStyles2 = _interopRequireDefault(_ansiStyles);
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var _collections = require('./collections');
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var _asymmetric_matcher = require('./plugins/asymmetric_matcher');
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var _asymmetric_matcher2 = _interopRequireDefault(_asymmetric_matcher);
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var _convert_ansi = require('./plugins/convert_ansi');
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var _convert_ansi2 = _interopRequireDefault(_convert_ansi);
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var _dom_collection = require('./plugins/dom_collection');
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var _dom_collection2 = _interopRequireDefault(_dom_collection);
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var _dom_element = require('./plugins/dom_element');
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var _dom_element2 = _interopRequireDefault(_dom_element);
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var _immutable = require('./plugins/immutable');
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var _immutable2 = _interopRequireDefault(_immutable);
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var _react_element = require('./plugins/react_element');
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var _react_element2 = _interopRequireDefault(_react_element);
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var _react_test_component = require('./plugins/react_test_component');
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var _react_test_component2 = _interopRequireDefault(_react_test_component);
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function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
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/**
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* Copyright (c) 2014-present, Facebook, Inc. All rights reserved.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*
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*
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*/
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const toString = Object.prototype.toString;
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const toISOString = Date.prototype.toISOString;
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const errorToString = Error.prototype.toString;
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const regExpToString = RegExp.prototype.toString;
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const symbolToString = Symbol.prototype.toString;
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// Explicitly comparing typeof constructor to function avoids undefined as name
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// when mock identity-obj-proxy returns the key as the value for any key.
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const getConstructorName = val => typeof val.constructor === 'function' && val.constructor.name || 'Object';
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// Is val is equal to global window object? Works even if it does not exist :)
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/* global window */
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const isWindow = val => typeof window !== 'undefined' && val === window;
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const SYMBOL_REGEXP = /^Symbol\((.*)\)(.*)$/;
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const NEWLINE_REGEXP = /\n/gi;
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class PrettyFormatPluginError extends Error {
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constructor(message, stack) {
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super(message);
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this.stack = stack;
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this.name = this.constructor.name;
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}
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}
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function isToStringedArrayType(toStringed) {
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return toStringed === '[object Array]' || toStringed === '[object ArrayBuffer]' || toStringed === '[object DataView]' || toStringed === '[object Float32Array]' || toStringed === '[object Float64Array]' || toStringed === '[object Int8Array]' || toStringed === '[object Int16Array]' || toStringed === '[object Int32Array]' || toStringed === '[object Uint8Array]' || toStringed === '[object Uint8ClampedArray]' || toStringed === '[object Uint16Array]' || toStringed === '[object Uint32Array]';
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}
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function printNumber(val) {
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return Object.is(val, -0) ? '-0' : String(val);
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}
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function printFunction(val, printFunctionName) {
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if (!printFunctionName) {
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return '[Function]';
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}
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return '[Function ' + (val.name || 'anonymous') + ']';
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}
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function printSymbol(val) {
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return symbolToString.call(val).replace(SYMBOL_REGEXP, 'Symbol($1)');
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}
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function printError(val) {
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return '[' + errorToString.call(val) + ']';
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}
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function printBasicValue(val, printFunctionName, escapeRegex) {
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if (val === true || val === false) {
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return '' + val;
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}
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if (val === undefined) {
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return 'undefined';
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}
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if (val === null) {
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return 'null';
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}
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const typeOf = typeof val;
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if (typeOf === 'number') {
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return printNumber(val);
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}
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if (typeOf === 'string') {
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return '"' + val.replace(/"|\\/g, '\\$&') + '"';
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}
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if (typeOf === 'function') {
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return printFunction(val, printFunctionName);
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}
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if (typeOf === 'symbol') {
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return printSymbol(val);
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}
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const toStringed = toString.call(val);
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if (toStringed === '[object WeakMap]') {
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return 'WeakMap {}';
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}
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if (toStringed === '[object WeakSet]') {
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return 'WeakSet {}';
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}
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if (toStringed === '[object Function]' || toStringed === '[object GeneratorFunction]') {
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return printFunction(val, printFunctionName);
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}
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if (toStringed === '[object Symbol]') {
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return printSymbol(val);
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}
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if (toStringed === '[object Date]') {
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return toISOString.call(val);
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}
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if (toStringed === '[object Error]') {
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return printError(val);
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}
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if (toStringed === '[object RegExp]') {
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if (escapeRegex) {
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// https://github.com/benjamingr/RegExp.escape/blob/master/polyfill.js
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return regExpToString.call(val).replace(/[\\^$*+?.()|[\]{}]/g, '\\$&');
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}
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return regExpToString.call(val);
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}
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if (val instanceof Error) {
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return printError(val);
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}
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return null;
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}
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function printComplexValue(val, config, indentation, depth, refs, hasCalledToJSON) {
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if (refs.indexOf(val) !== -1) {
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return '[Circular]';
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}
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refs = refs.slice();
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refs.push(val);
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const hitMaxDepth = ++depth > config.maxDepth;
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const min = config.min;
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if (config.callToJSON && !hitMaxDepth && val.toJSON && typeof val.toJSON === 'function' && !hasCalledToJSON) {
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return printer(val.toJSON(), config, indentation, depth, refs, true);
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}
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const toStringed = toString.call(val);
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if (toStringed === '[object Arguments]') {
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return hitMaxDepth ? '[Arguments]' : (min ? '' : 'Arguments ') + '[' + (0, _collections.printListItems)(val, config, indentation, depth, refs, printer) + ']';
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}
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if (isToStringedArrayType(toStringed)) {
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return hitMaxDepth ? '[' + val.constructor.name + ']' : (min ? '' : val.constructor.name + ' ') + '[' + (0, _collections.printListItems)(val, config, indentation, depth, refs, printer) + ']';
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}
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if (toStringed === '[object Map]') {
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return hitMaxDepth ? '[Map]' : 'Map {' + (0, _collections.printIteratorEntries)(val.entries(), config, indentation, depth, refs, printer, ' => ') + '}';
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}
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if (toStringed === '[object Set]') {
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return hitMaxDepth ? '[Set]' : 'Set {' + (0, _collections.printIteratorValues)(val.values(), config, indentation, depth, refs, printer) + '}';
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}
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// Avoid failure to serialize global window object in jsdom test environment.
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// For example, not even relevant if window is prop of React element.
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return hitMaxDepth || isWindow(val) ? '[' + getConstructorName(val) + ']' : (min ? '' : getConstructorName(val) + ' ') + '{' + (0, _collections.printObjectProperties)(val, config, indentation, depth, refs, printer) + '}';
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}
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function printPlugin(plugin, val, config, indentation, depth, refs) {
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let printed;
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try {
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printed = plugin.serialize ? plugin.serialize(val, config, indentation, depth, refs, printer) : plugin.print(val, valChild => printer(valChild, config, indentation, depth, refs), str => {
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const indentationNext = indentation + config.indent;
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return indentationNext + str.replace(NEWLINE_REGEXP, '\n' + indentationNext);
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}, {
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edgeSpacing: config.spacingOuter,
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min: config.min,
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spacing: config.spacingInner
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}, config.colors);
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} catch (error) {
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throw new PrettyFormatPluginError(error.message, error.stack);
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}
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if (typeof printed !== 'string') {
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throw new Error(`pretty-format: Plugin must return type "string" but instead returned "${typeof printed}".`);
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}
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return printed;
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}
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function findPlugin(plugins, val) {
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for (let p = 0; p < plugins.length; p++) {
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try {
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if (plugins[p].test(val)) {
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return plugins[p];
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}
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} catch (error) {
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throw new PrettyFormatPluginError(error.message, error.stack);
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}
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}
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return null;
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}
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function printer(val, config, indentation, depth, refs, hasCalledToJSON) {
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const plugin = findPlugin(config.plugins, val);
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if (plugin !== null) {
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return printPlugin(plugin, val, config, indentation, depth, refs);
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}
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const basicResult = printBasicValue(val, config.printFunctionName, config.escapeRegex);
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if (basicResult !== null) {
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return basicResult;
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}
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return printComplexValue(val, config, indentation, depth, refs, hasCalledToJSON);
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}
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const DEFAULT_THEME = {
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comment: 'gray',
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content: 'reset',
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prop: 'yellow',
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tag: 'cyan',
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value: 'green'
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};
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const DEFAULT_THEME_KEYS = Object.keys(DEFAULT_THEME);
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const DEFAULT_OPTIONS = {
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callToJSON: true,
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escapeRegex: false,
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highlight: false,
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indent: 2,
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maxDepth: Infinity,
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min: false,
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plugins: [],
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printFunctionName: true,
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theme: DEFAULT_THEME
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};
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function validateOptions(options) {
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Object.keys(options).forEach(key => {
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if (!DEFAULT_OPTIONS.hasOwnProperty(key)) {
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throw new Error(`pretty-format: Unknown option "${key}".`);
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}
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});
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if (options.min && options.indent !== undefined && options.indent !== 0) {
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throw new Error('pretty-format: Options "min" and "indent" cannot be used together.');
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}
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if (options.theme !== undefined) {
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if (options.theme === null) {
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throw new Error(`pretty-format: Option "theme" must not be null.`);
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}
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if (typeof options.theme !== 'object') {
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throw new Error(`pretty-format: Option "theme" must be of type "object" but instead received "${typeof options.theme}".`);
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}
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}
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}
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const getColorsHighlight = (options
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// $FlowFixMe: Flow thinks keys from `Colors` are missing from `DEFAULT_THEME_KEYS`
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) => DEFAULT_THEME_KEYS.reduce((colors, key) => {
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const value = options.theme && options.theme[key] !== undefined ? options.theme[key] : DEFAULT_THEME[key];
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const color = _ansiStyles2.default[value];
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if (color && typeof color.close === 'string' && typeof color.open === 'string') {
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colors[key] = color;
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} else {
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throw new Error(`pretty-format: Option "theme" has a key "${key}" whose value "${value}" is undefined in ansi-styles.`);
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}
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return colors;
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}, Object.create(null));
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const getColorsEmpty = () =>
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// $FlowFixMe: Flow thinks keys from `Colors` are missing from `DEFAULT_THEME_KEYS`
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DEFAULT_THEME_KEYS.reduce((colors, key) => {
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colors[key] = { close: '', open: '' };
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return colors;
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}, Object.create(null));
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const getPrintFunctionName = options => options && options.printFunctionName !== undefined ? options.printFunctionName : DEFAULT_OPTIONS.printFunctionName;
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const getEscapeRegex = options => options && options.escapeRegex !== undefined ? options.escapeRegex : DEFAULT_OPTIONS.escapeRegex;
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const getConfig = options => ({
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callToJSON: options && options.callToJSON !== undefined ? options.callToJSON : DEFAULT_OPTIONS.callToJSON,
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colors: options && options.highlight ? getColorsHighlight(options) : getColorsEmpty(),
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escapeRegex: getEscapeRegex(options),
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indent: options && options.min ? '' : createIndent(options && options.indent !== undefined ? options.indent : DEFAULT_OPTIONS.indent),
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maxDepth: options && options.maxDepth !== undefined ? options.maxDepth : DEFAULT_OPTIONS.maxDepth,
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min: options && options.min !== undefined ? options.min : DEFAULT_OPTIONS.min,
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plugins: options && options.plugins !== undefined ? options.plugins : DEFAULT_OPTIONS.plugins,
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printFunctionName: getPrintFunctionName(options),
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spacingInner: options && options.min ? ' ' : '\n',
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spacingOuter: options && options.min ? '' : '\n'
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});
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function createIndent(indent) {
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return new Array(indent + 1).join(' ');
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}
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function prettyFormat(val, options) {
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if (options) {
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validateOptions(options);
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if (options.plugins) {
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const plugin = findPlugin(options.plugins, val);
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if (plugin !== null) {
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return printPlugin(plugin, val, getConfig(options), '', 0, []);
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}
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}
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}
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const basicResult = printBasicValue(val, getPrintFunctionName(options), getEscapeRegex(options));
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if (basicResult !== null) {
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return basicResult;
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}
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return printComplexValue(val, getConfig(options), '', 0, []);
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}
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prettyFormat.plugins = {
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AsymmetricMatcher: _asymmetric_matcher2.default,
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ConvertAnsi: _convert_ansi2.default,
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DOMCollection: _dom_collection2.default,
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DOMElement: _dom_element2.default,
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Immutable: _immutable2.default,
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ReactElement: _react_element2.default,
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ReactTestComponent: _react_test_component2.default
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};
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module.exports = prettyFormat; |