Try a colon.

drazisil · drazisil · commit 46aed7ba52e6 · 2020-07-16T11:40:30.000-04:00
diff --git a/lib/codecov.js b/lib/codecov.js
@@ -79,7 +79,7 @@ if (!isWindows) {
   ).split(' ')
 } else {
   winPatterns = (
-    '/a-d /b /s *coverage.* ' +
+    '/a:-d /b /s *coverage.* ' +
     '/s nosetests.xml ' +
     '/s jacoco*.xml ' +
     '/s clover.xml ' +
