look_command (config :moss, default true): a node may leave the look command out of the browser and its help, as the build eval's comparison does to measure the look in open app alone (Arock feature look)

Author: shinyobjectz

lib/moss/computer/browser.ex

@@ -23,13 +23,21 @@ defmodule Moss.Computer.Browser do
   A password field is the person's: the browser never types into one.
   `open app` opens the computer's own pages (`ui/*.lui` and its apps', at http://app/), as its person sees it:
   laid out with its stylesheet, what it hides not read. `open app --width 390 --dark` is a phone in the dark
-  theme (1280, light, until changed). `look [--width N] [--dark]` names, by line, what its person could not use
-  on the app's page: a control of no size or under another element, what runs off the screen, faint text.
+  theme (1280, light, until changed).
   """
 
-  @names ~w(open page read ui click type submit back tabs close data cookies look)
-  def names, do: @names
-  def help, do: @help
+  @look """
+    `look [--width N] [--dark]` names, by line, what its person could not use on the app's page: a control of no
+    size or under another element, what runs off the screen, faint text.
+  """
+
+  @names ~w(open page read ui click type submit back tabs close data cookies)
+
+  # `look` is there unless the node turns it off (config :moss, look_command: false), as the build eval's
+  # comparison does to measure the look in `open app` alone
+  defp look?, do: Application.get_env(:moss, :look_command, true)
+  def names, do: if(look?(), do: @names ++ ["look"], else: @names)
+  def help, do: if(look?(), do: @help <> @look, else: @help)
 
   def new, do: Tabs.new()
   def front(state), do: Tabs.front(state)