source: trip-planner-front/node_modules/cssnano/dist/index.js@ 76712b2

Last change on this file since 76712b2 was 6a3a178, checked in by Ema <ema_spirova@…>, 3 years ago

initial commit

  • Property mode set to 100644
File size: 4.1 KB
Line 
1"use strict";
2
3Object.defineProperty(exports, "__esModule", {
4 value: true
5});
6exports.default = void 0;
7
8var _path = _interopRequireDefault(require("path"));
9
10var _postcss = _interopRequireDefault(require("postcss"));
11
12var _yaml = _interopRequireDefault(require("yaml"));
13
14var _lilconfig = require("lilconfig");
15
16var _isResolvable = _interopRequireDefault(require("is-resolvable"));
17
18function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
19
20const cssnano = 'cssnano';
21/*
22 * preset can be one of four possibilities:
23 * preset = 'default'
24 * preset = ['default', {}]
25 * preset = function <- to be invoked
26 * preset = {plugins: []} <- already invoked function
27 */
28
29function resolvePreset(preset) {
30 let fn, options;
31
32 if (Array.isArray(preset)) {
33 fn = preset[0];
34 options = preset[1];
35 } else {
36 fn = preset;
37 options = {};
38 } // For JS setups where we invoked the preset already
39
40
41 if (preset.plugins) {
42 return preset.plugins;
43 } // Provide an alias for the default preset, as it is built-in.
44
45
46 if (fn === 'default') {
47 return require('cssnano-preset-default')(options).plugins;
48 } // For non-JS setups; we'll need to invoke the preset ourselves.
49
50
51 if (typeof fn === 'function') {
52 return fn(options).plugins;
53 } // Try loading a preset from node_modules
54
55
56 if ((0, _isResolvable.default)(fn)) {
57 return require(fn)(options).plugins;
58 }
59
60 const sugar = `cssnano-preset-${fn}`; // Try loading a preset from node_modules (sugar)
61
62 if ((0, _isResolvable.default)(sugar)) {
63 return require(sugar)(options).plugins;
64 } // If all else fails, we probably have a typo in the config somewhere
65
66
67 throw new Error(`Cannot load preset "${fn}". Please check your configuration for errors and try again.`);
68}
69/*
70 * cssnano will look for configuration firstly as options passed
71 * directly to it, and failing this it will use lilconfig to
72 * load an external file.
73 */
74
75
76function resolveConfig(options) {
77 if (options.preset) {
78 return resolvePreset(options.preset);
79 }
80
81 let searchPath = process.cwd();
82 let configPath = null;
83
84 if (options.configFile) {
85 searchPath = null;
86 configPath = _path.default.resolve(process.cwd(), options.configFile);
87 }
88
89 const configExplorer = (0, _lilconfig.lilconfigSync)(cssnano, {
90 searchPlaces: ['package.json', '.cssnanorc', '.cssnanorc.json', '.cssnanorc.yaml', '.cssnanorc.yml', '.cssnanorc.js', 'cssnano.config.js'],
91 loaders: {
92 '.yaml': (filepath, content) => _yaml.default.parse(content),
93 '.yml': (filepath, content) => _yaml.default.parse(content)
94 }
95 });
96 const config = configPath ? configExplorer.load(configPath) : configExplorer.search(searchPath);
97
98 if (config === null) {
99 return resolvePreset('default');
100 }
101
102 return resolvePreset(config.config.preset || config.config);
103}
104
105const cssnanoPlugin = (options = {}) => {
106 if (Array.isArray(options.plugins)) {
107 if (!options.preset || !options.preset.plugins) {
108 options.preset = {
109 plugins: []
110 };
111 }
112
113 options.plugins.forEach(plugin => {
114 if (Array.isArray(plugin)) {
115 const [pluginDef, opts = {}] = plugin;
116
117 if (typeof pluginDef === 'string' && (0, _isResolvable.default)(pluginDef)) {
118 options.preset.plugins.push([require(pluginDef), opts]);
119 } else {
120 options.preset.plugins.push([pluginDef, opts]);
121 }
122 } else if (typeof plugin === 'string' && (0, _isResolvable.default)(plugin)) {
123 options.preset.plugins.push([require(plugin), {}]);
124 } else {
125 options.preset.plugins.push([plugin, {}]);
126 }
127 });
128 }
129
130 const plugins = [];
131 const nanoPlugins = resolveConfig(options);
132
133 for (const nanoPlugin of nanoPlugins) {
134 if (Array.isArray(nanoPlugin)) {
135 const [processor, opts] = nanoPlugin;
136
137 if (typeof opts === 'undefined' || typeof opts === 'object' && !opts.exclude || typeof opts === 'boolean' && opts === true) {
138 plugins.push(processor(opts));
139 }
140 } else {
141 plugins.push(nanoPlugin);
142 }
143 }
144
145 return (0, _postcss.default)(plugins);
146};
147
148cssnanoPlugin.postcss = true;
149var _default = cssnanoPlugin;
150exports.default = _default;
151module.exports = exports.default;
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