Initial commit

node_modules/stylelint/lib/utils/isAutoprefixable.js

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+/* @flow */
+"use strict"
+
+const Browsers = require("autoprefixer/lib/browsers")
+const Prefixes = require("autoprefixer/lib/prefixes")
+const autoprefixer = require("autoprefixer")
+
+/**
+ * Use Autoprefixer's secret powers to determine whether or
+ * not a certain CSS identifier contains a vendor prefix that
+ * Autoprefixer, given the standardized identifier, could add itself.
+ *
+ * Used by `*-no-vendor-prefix-*` rules to find superfluous
+ * vendor prefixes.
+ */
+
+const prefixes = new Prefixes(autoprefixer.data.prefixes, new Browsers(autoprefixer.data.browsers, []))
+
+/**
+ * Most identifier types have to be looked up in a unique way,
+ * so we're exposing special functions for each.
+ */
+module.exports = {
+
+  atRuleName(identifier/*: string*/)/*: boolean*/ {
+    return prefixes.remove[`@${identifier.toLowerCase()}`]
+  },
+
+  selector(identifier/*: string*/)/*: boolean*/ {
+    return prefixes.remove.selectors.some(selectorObj => {
+      return identifier.toLowerCase() === selectorObj.prefixed
+    })
+  },
+
+  mediaFeatureName(identifier/*: string*/)/*: boolean*/ {
+    return identifier.toLowerCase().indexOf("device-pixel-ratio") !== -1
+  },
+
+  property(identifier/*: string*/)/*: boolean*/ {
+    return autoprefixer.data.prefixes[prefixes.unprefixed(identifier.toLowerCase())]
+  },
+
+  propertyValue(prop/*: string*/, value/*: string*/)/*: boolean*/ {
+    const possiblePrefixableValues = prefixes.remove[prop.toLowerCase()] && prefixes.remove[prop.toLowerCase()].values
+    return possiblePrefixableValues && possiblePrefixableValues.some(valueObj => {
+      return value.toLowerCase() === valueObj.prefixed
+    })
+  },
+
+}