source: trip-planner-front/node_modules/autoprefixer/lib/transition.js@ 6fe77af

Last change on this file since 6fe77af was 6a3a178, checked in by Ema <ema_spirova@…>, 3 years ago

initial commit

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1"use strict";
2
3function _createForOfIteratorHelperLoose(o, allowArrayLike) { var it; if (typeof Symbol === "undefined" || o[Symbol.iterator] == null) { if (Array.isArray(o) || (it = _unsupportedIterableToArray(o)) || allowArrayLike && o && typeof o.length === "number") { if (it) o = it; var i = 0; return function () { if (i >= o.length) return { done: true }; return { done: false, value: o[i++] }; }; } throw new TypeError("Invalid attempt to iterate non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); } it = o[Symbol.iterator](); return it.next.bind(it); }
4
5function _unsupportedIterableToArray(o, minLen) { if (!o) return; if (typeof o === "string") return _arrayLikeToArray(o, minLen); var n = Object.prototype.toString.call(o).slice(8, -1); if (n === "Object" && o.constructor) n = o.constructor.name; if (n === "Map" || n === "Set") return Array.from(o); if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen); }
6
7function _arrayLikeToArray(arr, len) { if (len == null || len > arr.length) len = arr.length; for (var i = 0, arr2 = new Array(len); i < len; i++) { arr2[i] = arr[i]; } return arr2; }
8
9function _defineProperty(obj, key, value) { if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }
10
11var parser = require('postcss-value-parser');
12
13var vendor = require('postcss').vendor;
14
15var list = require('postcss').list;
16
17var Browsers = require('./browsers');
18
19var Transition = /*#__PURE__*/function () {
20 function Transition(prefixes) {
21 _defineProperty(this, "props", ['transition', 'transition-property']);
22
23 this.prefixes = prefixes;
24 }
25 /**
26 * Process transition and add prefixes for all necessary properties
27 */
28
29
30 var _proto = Transition.prototype;
31
32 _proto.add = function add(decl, result) {
33 var _this = this;
34
35 var prefix, prop;
36 var add = this.prefixes.add[decl.prop];
37 var vendorPrefixes = this.ruleVendorPrefixes(decl);
38 var declPrefixes = vendorPrefixes || add && add.prefixes || [];
39 var params = this.parse(decl.value);
40 var names = params.map(function (i) {
41 return _this.findProp(i);
42 });
43 var added = [];
44
45 if (names.some(function (i) {
46 return i[0] === '-';
47 })) {
48 return;
49 }
50
51 for (var _iterator = _createForOfIteratorHelperLoose(params), _step; !(_step = _iterator()).done;) {
52 var param = _step.value;
53 prop = this.findProp(param);
54 if (prop[0] === '-') continue;
55 var prefixer = this.prefixes.add[prop];
56 if (!prefixer || !prefixer.prefixes) continue;
57
58 for (var _iterator3 = _createForOfIteratorHelperLoose(prefixer.prefixes), _step3; !(_step3 = _iterator3()).done;) {
59 prefix = _step3.value;
60
61 if (vendorPrefixes && !vendorPrefixes.some(function (p) {
62 return prefix.includes(p);
63 })) {
64 continue;
65 }
66
67 var prefixed = this.prefixes.prefixed(prop, prefix);
68
69 if (prefixed !== '-ms-transform' && !names.includes(prefixed)) {
70 if (!this.disabled(prop, prefix)) {
71 added.push(this.clone(prop, prefixed, param));
72 }
73 }
74 }
75 }
76
77 params = params.concat(added);
78 var value = this.stringify(params);
79 var webkitClean = this.stringify(this.cleanFromUnprefixed(params, '-webkit-'));
80
81 if (declPrefixes.includes('-webkit-')) {
82 this.cloneBefore(decl, "-webkit-" + decl.prop, webkitClean);
83 }
84
85 this.cloneBefore(decl, decl.prop, webkitClean);
86
87 if (declPrefixes.includes('-o-')) {
88 var operaClean = this.stringify(this.cleanFromUnprefixed(params, '-o-'));
89 this.cloneBefore(decl, "-o-" + decl.prop, operaClean);
90 }
91
92 for (var _iterator2 = _createForOfIteratorHelperLoose(declPrefixes), _step2; !(_step2 = _iterator2()).done;) {
93 prefix = _step2.value;
94
95 if (prefix !== '-webkit-' && prefix !== '-o-') {
96 var prefixValue = this.stringify(this.cleanOtherPrefixes(params, prefix));
97 this.cloneBefore(decl, prefix + decl.prop, prefixValue);
98 }
99 }
100
101 if (value !== decl.value && !this.already(decl, decl.prop, value)) {
102 this.checkForWarning(result, decl);
103 decl.cloneBefore();
104 decl.value = value;
105 }
106 }
107 /**
108 * Find property name
109 */
110 ;
111
112 _proto.findProp = function findProp(param) {
113 var prop = param[0].value;
114
115 if (/^\d/.test(prop)) {
116 for (var _iterator4 = _createForOfIteratorHelperLoose(param.entries()), _step4; !(_step4 = _iterator4()).done;) {
117 var _step4$value = _step4.value,
118 i = _step4$value[0],
119 token = _step4$value[1];
120
121 if (i !== 0 && token.type === 'word') {
122 return token.value;
123 }
124 }
125 }
126
127 return prop;
128 }
129 /**
130 * Does we already have this declaration
131 */
132 ;
133
134 _proto.already = function already(decl, prop, value) {
135 return decl.parent.some(function (i) {
136 return i.prop === prop && i.value === value;
137 });
138 }
139 /**
140 * Add declaration if it is not exist
141 */
142 ;
143
144 _proto.cloneBefore = function cloneBefore(decl, prop, value) {
145 if (!this.already(decl, prop, value)) {
146 decl.cloneBefore({
147 prop: prop,
148 value: value
149 });
150 }
151 }
152 /**
153 * Show transition-property warning
154 */
155 ;
156
157 _proto.checkForWarning = function checkForWarning(result, decl) {
158 if (decl.prop !== 'transition-property') {
159 return;
160 }
161
162 decl.parent.each(function (i) {
163 if (i.type !== 'decl') {
164 return undefined;
165 }
166
167 if (i.prop.indexOf('transition-') !== 0) {
168 return undefined;
169 }
170
171 if (i.prop === 'transition-property') {
172 return undefined;
173 }
174
175 if (list.comma(i.value).length > 1) {
176 decl.warn(result, 'Replace transition-property to transition, ' + 'because Autoprefixer could not support ' + 'any cases of transition-property ' + 'and other transition-*');
177 }
178
179 return false;
180 });
181 }
182 /**
183 * Process transition and remove all unnecessary properties
184 */
185 ;
186
187 _proto.remove = function remove(decl) {
188 var _this2 = this;
189
190 var params = this.parse(decl.value);
191 params = params.filter(function (i) {
192 var prop = _this2.prefixes.remove[_this2.findProp(i)];
193
194 return !prop || !prop.remove;
195 });
196 var value = this.stringify(params);
197
198 if (decl.value === value) {
199 return;
200 }
201
202 if (params.length === 0) {
203 decl.remove();
204 return;
205 }
206
207 var _double = decl.parent.some(function (i) {
208 return i.prop === decl.prop && i.value === value;
209 });
210
211 var smaller = decl.parent.some(function (i) {
212 return i !== decl && i.prop === decl.prop && i.value.length > value.length;
213 });
214
215 if (_double || smaller) {
216 decl.remove();
217 return;
218 }
219
220 decl.value = value;
221 }
222 /**
223 * Parse properties list to array
224 */
225 ;
226
227 _proto.parse = function parse(value) {
228 var ast = parser(value);
229 var result = [];
230 var param = [];
231
232 for (var _iterator5 = _createForOfIteratorHelperLoose(ast.nodes), _step5; !(_step5 = _iterator5()).done;) {
233 var node = _step5.value;
234 param.push(node);
235
236 if (node.type === 'div' && node.value === ',') {
237 result.push(param);
238 param = [];
239 }
240 }
241
242 result.push(param);
243 return result.filter(function (i) {
244 return i.length > 0;
245 });
246 }
247 /**
248 * Return properties string from array
249 */
250 ;
251
252 _proto.stringify = function stringify(params) {
253 if (params.length === 0) {
254 return '';
255 }
256
257 var nodes = [];
258
259 for (var _iterator6 = _createForOfIteratorHelperLoose(params), _step6; !(_step6 = _iterator6()).done;) {
260 var param = _step6.value;
261
262 if (param[param.length - 1].type !== 'div') {
263 param.push(this.div(params));
264 }
265
266 nodes = nodes.concat(param);
267 }
268
269 if (nodes[0].type === 'div') {
270 nodes = nodes.slice(1);
271 }
272
273 if (nodes[nodes.length - 1].type === 'div') {
274 nodes = nodes.slice(0, +-2 + 1 || undefined);
275 }
276
277 return parser.stringify({
278 nodes: nodes
279 });
280 }
281 /**
282 * Return new param array with different name
283 */
284 ;
285
286 _proto.clone = function clone(origin, name, param) {
287 var result = [];
288 var changed = false;
289
290 for (var _iterator7 = _createForOfIteratorHelperLoose(param), _step7; !(_step7 = _iterator7()).done;) {
291 var i = _step7.value;
292
293 if (!changed && i.type === 'word' && i.value === origin) {
294 result.push({
295 type: 'word',
296 value: name
297 });
298 changed = true;
299 } else {
300 result.push(i);
301 }
302 }
303
304 return result;
305 }
306 /**
307 * Find or create separator
308 */
309 ;
310
311 _proto.div = function div(params) {
312 for (var _iterator8 = _createForOfIteratorHelperLoose(params), _step8; !(_step8 = _iterator8()).done;) {
313 var param = _step8.value;
314
315 for (var _iterator9 = _createForOfIteratorHelperLoose(param), _step9; !(_step9 = _iterator9()).done;) {
316 var node = _step9.value;
317
318 if (node.type === 'div' && node.value === ',') {
319 return node;
320 }
321 }
322 }
323
324 return {
325 type: 'div',
326 value: ',',
327 after: ' '
328 };
329 };
330
331 _proto.cleanOtherPrefixes = function cleanOtherPrefixes(params, prefix) {
332 var _this3 = this;
333
334 return params.filter(function (param) {
335 var current = vendor.prefix(_this3.findProp(param));
336 return current === '' || current === prefix;
337 });
338 }
339 /**
340 * Remove all non-webkit prefixes and unprefixed params if we have prefixed
341 */
342 ;
343
344 _proto.cleanFromUnprefixed = function cleanFromUnprefixed(params, prefix) {
345 var _this4 = this;
346
347 var remove = params.map(function (i) {
348 return _this4.findProp(i);
349 }).filter(function (i) {
350 return i.slice(0, prefix.length) === prefix;
351 }).map(function (i) {
352 return _this4.prefixes.unprefixed(i);
353 });
354 var result = [];
355
356 for (var _iterator10 = _createForOfIteratorHelperLoose(params), _step10; !(_step10 = _iterator10()).done;) {
357 var param = _step10.value;
358 var prop = this.findProp(param);
359 var p = vendor.prefix(prop);
360
361 if (!remove.includes(prop) && (p === prefix || p === '')) {
362 result.push(param);
363 }
364 }
365
366 return result;
367 }
368 /**
369 * Check property for disabled by option
370 */
371 ;
372
373 _proto.disabled = function disabled(prop, prefix) {
374 var other = ['order', 'justify-content', 'align-self', 'align-content'];
375
376 if (prop.includes('flex') || other.includes(prop)) {
377 if (this.prefixes.options.flexbox === false) {
378 return true;
379 }
380
381 if (this.prefixes.options.flexbox === 'no-2009') {
382 return prefix.includes('2009');
383 }
384 }
385
386 return undefined;
387 }
388 /**
389 * Check if transition prop is inside vendor specific rule
390 */
391 ;
392
393 _proto.ruleVendorPrefixes = function ruleVendorPrefixes(decl) {
394 var parent = decl.parent;
395
396 if (parent.type !== 'rule') {
397 return false;
398 } else if (!parent.selector.includes(':-')) {
399 return false;
400 }
401
402 var selectors = Browsers.prefixes().filter(function (s) {
403 return parent.selector.includes(':' + s);
404 });
405 return selectors.length > 0 ? selectors : false;
406 };
407
408 return Transition;
409}();
410
411module.exports = Transition;
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