added system.gorgeEx that includes the exitCode; refs #4874; fixes #1994

tests/vm/tgorge.nim

@@ -3,10 +3,18 @@ import os
 template getScriptDir(): string =
   parentDir(instantiationInfo(-1, true).filename)
 
-const
-  execName = when defined(windows): "tgorge.bat" else: "sh tgorge.sh"
-  relOutput = gorge(execName)
-  absOutput = gorge(getScriptDir() / execName)
+block gorge:
+  const
+    execName = when defined(windows): "tgorge.bat" else: "./tgorge.sh"
+    relOutput = gorge(execName)
+    absOutput = gorge(getScriptDir() / execName)
 
-doAssert relOutput == "gorge test"
-doAssert absOutput == "gorge test"
+  doAssert relOutput == "gorge test"
+  doAssert absOutput == "gorge test"
+
+block gorgeEx:
+  const
+    execName = when defined(windows): "tgorgeex.bat" else: "./tgorgeex.sh"
+    res = gorgeEx(execName)
+  doAssert res.output == "gorgeex test"
+  doAssert res.exitCode == 1

tests/vm/tgorgeex.bat

@@ -0,0 +1,2 @@
+@echo gorgeex test
+@exit /b 1

tests/vm/tgorgeex.sh

@@ -0,0 +1,3 @@
+#!/bin/sh
+echo "gorgeex test"
+exit 1