#105 sort prefixes to prepend them

closes #105 closes #103
robinweser · Nov 26, 2016 · 566dbcf · 566dbcf
1 parent cf014ce
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diff --git a/modules/utils/isPrefixedProperty.js b/modules/utils/isPrefixedProperty.js
@@ -0,0 +1 @@
+export default property => property.match(/^(Webkit|Moz|O|ms)/) !== null
diff --git a/modules/utils/sortPrefixedStyle.js b/modules/utils/sortPrefixedStyle.js
@@ -0,0 +1,13 @@
+export function sortPrefixedStyle(style) {
+  return Object.keys(style).sort((left, right) => {
+    if (isPrefixed(left) && !isPrefixed(right)) {
+      return -1
+    } else if (!isPrefixed(left) && isPrefixed(right)) {
+      return 1
+    }
+    return 0
+  }).reduce((sortedStyle, prop) => {
+    sortedStyle[prop] = style[prop]
+    return sortedStyle
+  }, { })
+}