v1.4.0 - Added better path handling to the filesystem library, cleaned up mv, cp, cd, cat and their help files.

halyde/apps/cd.lua

@@ -1,29 +1,14 @@
-local args = {...}
-local directory = args[1]
-args = nil
+local directory = ...
 local fs = import("filesystem")
 
 if not directory then
   return
 end
-if directory == ".." then
-  local backDirectory = shell.workingDirectory:match("(.+)/.-/")
-  if backDirectory then
-    backDirectory = backDirectory .. "/"
-  else
-    backDirectory = "/"
-  end
-  shell.workingDirectory = backDirectory
+if directory:sub(1, 1) ~= "/" then
+  directory = fs.concat(shell.workingDirectory, directory)
+end
+if fs.exists(directory) and fs.isDirectory(directory) then
+  shell.workingDirectory = fs.canonical(directory)
 else
-  if directory:sub(-1, -1) ~= "/" then
-    directory = directory .. "/"
-  end
-  if directory:sub(1, 1) ~= "/" then
-    directory = shell.workingDirectory .. directory
-  end
-  if fs.exists(directory) and fs.isDirectory(directory) or fs.exists(shell.workingDirectory .. directory) and fs.isDirectory(shell.workingDirectory .. directory) then
-    shell.workingDirectory = directory
-  else
-    print("\27[91mNo such directory.")
-  end
+  print("\27[91mNo such directory.")
 end