Temp files are no longer removed when --debug is present.

src/nimble.nim

@@ -1040,7 +1040,7 @@ proc test(options: Options) =
     display("Error:", error, Error, HighPriority)
 
 proc check(options: Options) =
-  ## Validates a package a in the current working directory.
+  ## Validates a package in the current working directory.
   let nimbleFile = findNimbleFile(getCurrentDir(), true)
   var error: ValidationError
   var pkgInfo: PackageInfo
@@ -1134,8 +1134,10 @@ when isMainModule:
   var error = ""
   var hint = ""
 
+  var opt: Options
   try:
-    parseCmdLine().doAction()
+    opt = parseCmdLine()
+    opt.doAction()
   except NimbleError:
     let currentExc = (ref NimbleError)(getCurrentException())
     (error, hint) = getOutputInfo(currentExc)
@@ -1143,7 +1145,9 @@ when isMainModule:
     discard
   finally:
     try:
-      removeDir(getNimbleTempDir())
+      let folder = getNimbleTempDir()
+      if opt.shouldRemoveTmp(folder):
+        removeDir(folder)
     except OSError:
       let msg = "Couldn't remove Nimble's temp dir"
       display("Warning:", msg, Warning, MediumPriority)

src/nimblepkg/nimscriptwrapper.nim

@@ -36,8 +36,8 @@ proc execNimscript(nimsFile, projectDir, actionName: string, options: Options):
 
   defer:
     # Only if copied in this invocation, allows recursive calls of nimble
-    if not isScriptResultCopied:
-      nimsFileCopied.removeFile()
+    if not isScriptResultCopied and options.shouldRemoveTmp(nimsFileCopied):
+        nimsFileCopied.removeFile()
 
   var
     cmd = ("nim e --hints:off --verbosity:0 -p:" & (getTempDir() / "nimblecache").quoteShell &
@@ -56,7 +56,8 @@ proc execNimscript(nimsFile, projectDir, actionName: string, options: Options):
   result.exitCode = execCmd(cmd)
   if outFile.fileExists():
     result.output = outFile.readFile()
-    discard outFile.tryRemoveFile()
+    if options.shouldRemoveTmp(outFile):
+      discard outFile.tryRemoveFile()
 
 proc getNimsFile(scriptName: string, options: Options): string =
   let

src/nimblepkg/options.nim

@@ -425,3 +425,10 @@ proc briefClone*(options: Options): Options =
   newOptions.forcePrompts = options.forcePrompts
   newOptions.pkgInfoCache = options.pkgInfoCache
   return newOptions
+
+proc shouldRemoveTmp*(options: Options, file: string): bool =
+  result = true
+  if options.verbosity <= DebugPriority:
+    let msg = "Not removing temporary path because of debug verbosity: " & file
+    display("Warning:", msg, Warning, MediumPriority)
+    return false