From 21616e35a78594a7335005d81efe2c91eec6824f Mon Sep 17 00:00:00 2001
From: genotrance <dev@genotrance.com>
Date: Sun, 2 Jun 2019 06:12:20 -0500
Subject: [PATCH] Fix issue #655 (#661)

* Fix issue #655

* Update nimscriptwrapper.nim
---
 src/nimblepkg/nimscriptwrapper.nim | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/src/nimblepkg/nimscriptwrapper.nim b/src/nimblepkg/nimscriptwrapper.nim
index 473fdad..39df926 100644
--- a/src/nimblepkg/nimscriptwrapper.nim
+++ b/src/nimblepkg/nimscriptwrapper.nim
@@ -119,7 +119,12 @@ proc execScript(scriptName, actionName: string, options: Options):
     (output, exitCode) = execNimscript(nimsFile, scriptName.parentDir(), actionName, options)
 
   if exitCode != 0:
-    raise newException(NimbleError, output)
+    let errMsg =
+      if output.len != 0:
+        output
+      else:
+        "Exception raised during nimble script execution"
+    raise newException(NimbleError, errMsg)
 
   let
     j =