You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.

66 lines
2.3 KiB

4 years ago
'use strict';
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.default = normalizeTransition;
var _postcssValueParser = require('postcss-value-parser');
var _cssnanoUtilGetArguments = require('cssnano-util-get-arguments');
var _cssnanoUtilGetArguments2 = _interopRequireDefault(_cssnanoUtilGetArguments);
var _addSpace = require('../lib/addSpace');
var _addSpace2 = _interopRequireDefault(_addSpace);
var _getValue = require('../lib/getValue');
var _getValue2 = _interopRequireDefault(_getValue);
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
// transition: [ none | <single-transition-property> ] || <time> || <single-transition-timing-function> || <time>
const timingFunctions = ['ease', 'linear', 'ease-in', 'ease-out', 'ease-in-out', 'step-start', 'step-end'];
function normalizeTransition(parsed) {
let args = (0, _cssnanoUtilGetArguments2.default)(parsed);
let values = args.reduce((list, arg) => {
let state = {
timingFunction: [],
property: [],
time1: [],
time2: []
};
arg.forEach(node => {
const { type, value } = node;
if (type === 'space') {
return;
}
if (type === 'function' && ~['steps', 'cubic-bezier'].indexOf(value.toLowerCase())) {
state.timingFunction = [...state.timingFunction, node, (0, _addSpace2.default)()];
} else if ((0, _postcssValueParser.unit)(value)) {
if (!state.time1.length) {
state.time1 = [...state.time1, node, (0, _addSpace2.default)()];
} else {
state.time2 = [...state.time2, node, (0, _addSpace2.default)()];
}
} else if (~timingFunctions.indexOf(value.toLowerCase())) {
state.timingFunction = [...state.timingFunction, node, (0, _addSpace2.default)()];
} else {
state.property = [...state.property, node, (0, _addSpace2.default)()];
}
});
return [...list, [...state.property, ...state.time1, ...state.timingFunction, ...state.time2]];
}, []);
return (0, _getValue2.default)(values);
}
module.exports = exports['default'];