From 4cab7fc8a8ec41ebe81f918c0818d210c5e71108 Mon Sep 17 00:00:00 2001
From: "Mohamed H. Hegazy" <mohamed.h.hegazy@gmail.com>
Date: Sat, 30 Sep 2017 03:09:23 +0200
Subject: [PATCH] fix windows paths to work with rollup repalce plugin

---
 scripts/rollup/build.js | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)

diff --git a/scripts/rollup/build.js b/scripts/rollup/build.js
index 4204926aadd07..39ee18089fe46 100644
--- a/scripts/rollup/build.js
+++ b/scripts/rollup/build.js
@@ -299,6 +299,17 @@ function getCommonJsConfig(bundleType) {
   }
 }
 
+// for use with rollup repalce plugin:
+// windows paths breaks the string if we dosn't replace all "\" with "/"
+// it only make effect on windows paths
+function normalizeWindowsPathsInReplaceModules(mapToReplace) {
+  const newMap = {};
+  Object.keys(mapToReplace).forEach(key => {
+    newMap[key] = mapToReplace[key].replace(/\\/g, '/');
+  });
+  return newMap;
+}
+
 function getPlugins(
   entry,
   babelOpts,
@@ -326,7 +337,7 @@ function getPlugins(
   // We have to do this check because Rollup breaks on empty object.
   // TODO: file an issue with rollup-plugin-replace.
   if (Object.keys(replaceModules).length > 0) {
-    plugins.unshift(replace(replaceModules));
+    plugins.unshift(replace(normalizeWindowsPathsInReplaceModules(replaceModules)));
   }
 
   const headerSanityCheck = getHeaderSanityCheck(bundleType, hasteName);