87 lines
2.3 KiB
JavaScript
87 lines
2.3 KiB
JavaScript
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(function() {
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var Browsers, browserslist, utils;
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browserslist = require('browserslist');
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utils = require('./utils');
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Browsers = (function() {
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Browsers.prefixes = function() {
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var data, i, name;
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if (this.prefixesCache) {
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return this.prefixesCache;
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}
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data = require('caniuse-db/data.json').agents;
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return this.prefixesCache = utils.uniq((function() {
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var results;
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results = [];
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for (name in data) {
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i = data[name];
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results.push("-" + i.prefix + "-");
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}
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return results;
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})()).sort(function(a, b) {
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return b.length - a.length;
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});
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};
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Browsers.withPrefix = function(value) {
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if (!this.prefixesRegexp) {
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this.prefixesRegexp = RegExp("" + (this.prefixes().join('|')));
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}
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return this.prefixesRegexp.test(value);
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};
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function Browsers(data1, requirements, options, stats) {
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this.data = data1;
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this.options = options;
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this.stats = stats;
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this.selected = this.parse(requirements);
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}
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Browsers.prototype.parse = function(requirements) {
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var ref, ref1;
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return browserslist(requirements, {
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stats: this.stats,
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path: (ref = this.options) != null ? ref.from : void 0,
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env: (ref1 = this.options) != null ? ref1.env : void 0
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});
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};
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Browsers.prototype.browsers = function(criteria) {
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var browser, data, ref, selected, versions;
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selected = [];
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ref = this.data;
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for (browser in ref) {
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data = ref[browser];
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versions = criteria(data).map(function(version) {
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return browser + " " + version;
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});
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selected = selected.concat(versions);
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}
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return selected;
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};
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Browsers.prototype.prefix = function(browser) {
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var data, name, prefix, ref, version;
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ref = browser.split(' '), name = ref[0], version = ref[1];
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data = this.data[name];
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if (data.prefix_exceptions) {
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prefix = data.prefix_exceptions[version];
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}
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prefix || (prefix = data.prefix);
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return '-' + prefix + '-';
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};
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Browsers.prototype.isSelected = function(browser) {
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return this.selected.indexOf(browser) !== -1;
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};
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return Browsers;
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})();
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module.exports = Browsers;
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}).call(this);
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