Merge branch 'master' into muhammad/arch-64-fb-submit-master

* master:
  Bump [email protected]
  Remove duplicated attachWebsocketServer module
  Switch to ES6 Class
  Slider to ES6 Class
  Slider move prop comments to flow types
  Slider remove $FlowFixMe #take2
  Revert D8234803: [RN] Slider remove $FlowFixMe
  normalizeColor to compute regexps lazily
  Implement release of FabricUIManager resources
  Add backward compatible support for onLayout event in Fabric
  refactor JSI module initialization
  Slider remove $FlowFixMe
  better place for dismiss all button
  Low the priority for logging events in fabric
  react-native-xcode.sh: Support Homebrew-installed nodenv
  make logMarker visible for consistency with logTaggedMarker

Author: marafat

Libraries/Color/normalizeColor.js

@@ -12,6 +12,7 @@
 'use strict';
 
 function normalizeColor(color: string | number): ?number {
+  const matchers = getMatchers();
   let match;
 
   if (typeof color === 'number') {
@@ -156,16 +157,23 @@ function call(...args) {
   return '\\(\\s*(' + args.join(')\\s*,\\s*(') + ')\\s*\\)';
 }
 
-const matchers = {
-  rgb: new RegExp('rgb' + call(NUMBER, NUMBER, NUMBER)),
-  rgba: new RegExp('rgba' + call(NUMBER, NUMBER, NUMBER, NUMBER)),
-  hsl: new RegExp('hsl' + call(NUMBER, PERCENTAGE, PERCENTAGE)),
-  hsla: new RegExp('hsla' + call(NUMBER, PERCENTAGE, PERCENTAGE, NUMBER)),
-  hex3: /^#([0-9a-fA-F]{1})([0-9a-fA-F]{1})([0-9a-fA-F]{1})$/,
-  hex4: /^#([0-9a-fA-F]{1})([0-9a-fA-F]{1})([0-9a-fA-F]{1})([0-9a-fA-F]{1})$/,
-  hex6: /^#([0-9a-fA-F]{6})$/,
-  hex8: /^#([0-9a-fA-F]{8})$/,
-};
+let cachedMatchers;
+
+function getMatchers() {
+  if (cachedMatchers === undefined) {
+    cachedMatchers = {
+      rgb: new RegExp('rgb' + call(NUMBER, NUMBER, NUMBER)),
+      rgba: new RegExp('rgba' + call(NUMBER, NUMBER, NUMBER, NUMBER)),
+      hsl: new RegExp('hsl' + call(NUMBER, PERCENTAGE, PERCENTAGE)),
+      hsla: new RegExp('hsla' + call(NUMBER, PERCENTAGE, PERCENTAGE, NUMBER)),
+      hex3: /^#([0-9a-fA-F]{1})([0-9a-fA-F]{1})([0-9a-fA-F]{1})$/,
+      hex4: /^#([0-9a-fA-F]{1})([0-9a-fA-F]{1})([0-9a-fA-F]{1})([0-9a-fA-F]{1})$/,
+      hex6: /^#([0-9a-fA-F]{6})$/,
+      hex8: /^#([0-9a-fA-F]{8})$/,
+    };
+  }
+  return cachedMatchers;
+}
 
 function parse255(str: string): number {
   const int = parseInt(str, 10);