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| var lexer = require('css-tree').lexer;
| var packNumber = require('./Number').pack;
| var blacklist = new Set([
| // see https://github.com/jakubpawlowicz/clean-css/issues/957
| 'width',
| 'min-width',
| 'max-width',
| 'height',
| 'min-height',
| 'max-height',
|
| // issue #410: Don’t remove units in flex-basis value for (-ms-)flex shorthand
| // issue #362: shouldn't remove unit in -ms-flex since it breaks flex in IE10/11
| // issue #200: shouldn't remove unit in flex since it breaks flex in IE10/11
| 'flex',
| '-ms-flex'
| ]);
|
| module.exports = function compressPercentage(node, item) {
| node.value = packNumber(node.value, item);
|
| if (node.value === '0' && this.declaration && !blacklist.has(this.declaration.property)) {
| // try to convert a number
| item.data = {
| type: 'Number',
| loc: node.loc,
| value: node.value
| };
|
| // that's ok only when new value matches on length
| if (!lexer.matchDeclaration(this.declaration).isType(item.data, 'length')) {
| // otherwise rollback changes
| item.data = node;
| }
| }
| };
|
|
