I forgot you have to give it write permissions (minified)

halyde/apps/ls.lua

@@ -1,70 +1 @@
-local args = {...}
-local target = args[1]
-args = nil
-local fs = import("filesystem")
-local unicode = import("unicode")
-local maxLength = 0
-local margin = 2 -- minimum space between filename and size
-local dirTable = {}
-local fileTable = {}
-
-if target then
-  if target:sub(1, 1) ~= "/" then
-    target = fs.concat(shell.workingDirectory, target)
-  end
-else
-  target = shell.workingDirectory
-end
-
-local files = fs.list(target)
-
-if files then
-  for _, file in pairs(files) do
-    if file:sub(-1, -1) == "/" then
-      table.insert(dirTable, file)
-      file = file:sub(1, -2)
-    else
-      table.insert(fileTable, file)
-    end
-    if unicode.wlen(file) > maxLength then
-      maxLength = unicode.wlen(file)
-    end
-  end
-  table.sort(dirTable)
-  table.sort(fileTable)
-  files = {}
-  for _, v in ipairs(dirTable) do
-    table.insert(files, v)
-  end
-  for _, v in ipairs(fileTable) do
-    table.insert(files, v)
-  end
-  dirTable, fileTable = nil, nil
-  for _, file in ipairs(files) do
-    local dir = false
-    local filetext
-    if file:sub(-1, -1) == "/" then
-      dir = true
-      filetext = "\27[93m"..file:sub(1, -2)
-    elseif file:find(".") and file:match("[^.]+$") == "lua" then
-      filetext = "\27[92m"..file
-    end
-    filetext = (filetext or file)..string.rep(" ", maxLength - unicode.wlen(file) + margin)
-    if dir then
-      print(filetext.." \27[0m[DIR]")
-    else
-      local size = fs.size(fs.concat(target, file))
-      local sizeString
-      if convert(size, "B", "GiB") >= 1 then
-        sizeString = tostring(math.floor(convert(size, "B", "GiB") * 100 + 0.5) / 100).." GiB"
-      elseif convert(size, "B", "MiB") >= 1 then
-        sizeString = tostring(math.floor(convert(size, "B", "MiB") * 100 + 0.5) / 100).." MiB"
-      elseif convert(size, "B", "KiB") >= 1 then
-        sizeString = tostring(math.floor(convert(size, "B", "KiB") * 100 + 0.5) / 100).." KiB"
-      else
-        sizeString = tostring(size).." B"
-      end
-      print(filetext.."\27[0m"..sizeString)
-    end
-  end
-end
+Error: no such file. (``)