From e8faf570487dc2894bb44f062305108b75c89251 Mon Sep 17 00:00:00 2001
From: evilebottnawi <sheo13666q@gmail.com>
Date: Fri, 22 Mar 2019 12:53:19 +0300
Subject: [PATCH] fix: add fallback to transform cache directory

---
 src/postProcessPattern.js | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/src/postProcessPattern.js b/src/postProcessPattern.js
index cd4bdbe2..03b9a2f3 100644
--- a/src/postProcessPattern.js
+++ b/src/postProcessPattern.js
@@ -1,5 +1,5 @@
 import path from 'path';
-
+import os from 'os';
 import crypto from 'crypto';
 
 import loaderUtils from 'loader-utils';
@@ -53,9 +53,10 @@ export default function postProcessPattern(globalRef, pattern, file) {
 
           if (pattern.cache) {
             if (!globalRef.cacheDir) {
-              globalRef.cacheDir = findCacheDir({
-                name: 'copy-webpack-plugin',
-              });
+              globalRef.cacheDir =
+                findCacheDir({
+                  name: 'copy-webpack-plugin',
+                }) || os.tmpdir();
             }
 
             const cacheKey = pattern.cache.key