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keksAccountGUI/node_modulesOLD/@vue/component-compiler-utils/dist/stylePlugins/scoped.js
2019-08-11 20:48:02 +02:00

99 lines
4.1 KiB
JavaScript

"use strict";
var __importStar = (this && this.__importStar) || function (mod) {
if (mod && mod.__esModule) return mod;
var result = {};
if (mod != null) for (var k in mod) if (Object.hasOwnProperty.call(mod, k)) result[k] = mod[k];
result["default"] = mod;
return result;
};
Object.defineProperty(exports, "__esModule", { value: true });
const postcss = __importStar(require("postcss"));
// postcss-selector-parser does have typings but it's problematic to work with.
const selectorParser = require('postcss-selector-parser');
exports.default = postcss.plugin('add-id', (options) => (root) => {
const id = options;
const keyframes = Object.create(null);
root.each(function rewriteSelector(node) {
if (!node.selector) {
// handle media queries
if (node.type === 'atrule') {
if (node.name === 'media' || node.name === 'supports') {
node.each(rewriteSelector);
}
else if (/-?keyframes$/.test(node.name)) {
// register keyframes
keyframes[node.params] = node.params = node.params + '-' + id;
}
}
return;
}
node.selector = selectorParser((selectors) => {
selectors.each((selector) => {
let node = null;
// find the last child node to insert attribute selector
selector.each((n) => {
// ">>>" combinator
// and /deep/ alias for >>>, since >>> doesn't work in SASS
if (n.type === 'combinator' &&
(n.value === '>>>' || n.value === '/deep/')) {
n.value = ' ';
n.spaces.before = n.spaces.after = '';
return false;
}
// in newer versions of sass, /deep/ support is also dropped, so add a ::v-deep alias
if (n.type === 'pseudo' && n.value === '::v-deep') {
n.value = n.spaces.before = n.spaces.after = '';
return false;
}
if (n.type !== 'pseudo' && n.type !== 'combinator') {
node = n;
}
});
if (node) {
node.spaces.after = '';
}
else {
// For deep selectors & standalone pseudo selectors,
// the attribute selectors are prepended rather than appended.
// So all leading spaces must be eliminated to avoid problems.
selector.first.spaces.before = '';
}
selector.insertAfter(node, selectorParser.attribute({
attribute: id
}));
});
}).processSync(node.selector);
});
// If keyframes are found in this <style>, find and rewrite animation names
// in declarations.
// Caveat: this only works for keyframes and animation rules in the same
// <style> element.
if (Object.keys(keyframes).length) {
root.walkDecls(decl => {
// individual animation-name declaration
if (/^(-\w+-)?animation-name$/.test(decl.prop)) {
decl.value = decl.value
.split(',')
.map(v => keyframes[v.trim()] || v.trim())
.join(',');
}
// shorthand
if (/^(-\w+-)?animation$/.test(decl.prop)) {
decl.value = decl.value
.split(',')
.map(v => {
const vals = v.trim().split(/\s+/);
const i = vals.findIndex(val => keyframes[val]);
if (i !== -1) {
vals.splice(i, 1, keyframes[vals[i]]);
return vals.join(' ');
}
else {
return v;
}
})
.join(',');
}
});
}
});