Initial commit

node_modules/autoprefixer/lib/browsers.js

@@ -0,0 +1,86 @@
+(function() {
+  var Browsers, browserslist, utils;
+
+  browserslist = require('browserslist');
+
+  utils = require('./utils');
+
+  Browsers = (function() {
+    Browsers.prefixes = function() {
+      var data, i, name;
+      if (this.prefixesCache) {
+        return this.prefixesCache;
+      }
+      data = require('caniuse-db/data.json').agents;
+      return this.prefixesCache = utils.uniq((function() {
+        var results;
+        results = [];
+        for (name in data) {
+          i = data[name];
+          results.push("-" + i.prefix + "-");
+        }
+        return results;
+      })()).sort(function(a, b) {
+        return b.length - a.length;
+      });
+    };
+
+    Browsers.withPrefix = function(value) {
+      if (!this.prefixesRegexp) {
+        this.prefixesRegexp = RegExp("" + (this.prefixes().join('|')));
+      }
+      return this.prefixesRegexp.test(value);
+    };
+
+    function Browsers(data1, requirements, options, stats) {
+      this.data = data1;
+      this.options = options;
+      this.stats = stats;
+      this.selected = this.parse(requirements);
+    }
+
+    Browsers.prototype.parse = function(requirements) {
+      var ref, ref1;
+      return browserslist(requirements, {
+        stats: this.stats,
+        path: (ref = this.options) != null ? ref.from : void 0,
+        env: (ref1 = this.options) != null ? ref1.env : void 0
+      });
+    };
+
+    Browsers.prototype.browsers = function(criteria) {
+      var browser, data, ref, selected, versions;
+      selected = [];
+      ref = this.data;
+      for (browser in ref) {
+        data = ref[browser];
+        versions = criteria(data).map(function(version) {
+          return browser + " " + version;
+        });
+        selected = selected.concat(versions);
+      }
+      return selected;
+    };
+
+    Browsers.prototype.prefix = function(browser) {
+      var data, name, prefix, ref, version;
+      ref = browser.split(' '), name = ref[0], version = ref[1];
+      data = this.data[name];
+      if (data.prefix_exceptions) {
+        prefix = data.prefix_exceptions[version];
+      }
+      prefix || (prefix = data.prefix);
+      return '-' + prefix + '-';
+    };
+
+    Browsers.prototype.isSelected = function(browser) {
+      return this.selected.indexOf(browser) !== -1;
+    };
+
+    return Browsers;
+
+  })();
+
+  module.exports = Browsers;
+
+}).call(this);