add when isMainModule

totptool.nim

@@ -38,12 +38,13 @@ proc writeVersion() =
   echo gitlog
   quit 1
 
-var
+when isMainModule:
+  var
     totpRoot: string = getHomeDir() / "life" / "crypto" / "totp"
     command: string
     args: seq[string]
 
-for kind, key, val in getopt():
+  for kind, key, val in getopt():
     case kind
     of cmdArgument:
       if command == nil:
@@ -71,21 +72,21 @@ for kind, key, val in getopt():
 
     of cmdEnd: assert(false) # cannot happen
 
-if command == nil:
+  if command == nil:
     writeHelp()
-else: discard
+  else: discard
 
-if not existsDir(totpRoot):
+  if not existsDir(totpRoot):
     totpRoot.createDir
     echo "Created totp root " & totpRoot
 
-case command
-of "code":
+  case command
+  of "code":
     code(totpRoot, args)
-of "newSecret":
+  of "newSecret":
     newSecret(totpRoot, args)
-of "ls":
+  of "ls":
     ls(totpRoot, args)
-else:
+  else:
     echo "Command " & command & " not found."
     writeHelp()