Update to latest version of Prompt

lib/exdoc_cli.ex

@@ -39,47 +39,6 @@ defmodule ExdocCLI do
   $ exdoc Enum.flat_map
   $ exdoc Enum.reduce/2
   $ exdoc :ets.new/2 --open
-  ```
- 
-  """
-
-  use Prompt, otp_app: :exdoc_cli
-
-  @help_txt """
-
-    exdoc <Module.function/airity>
-
-    Shows the builtin documentation for the specified Module
-
-    Available options:
-      --open        Opens the Module in your $ELIXIR_EDITOR
-
-      --help, -h    show this help message
-      --version, -v show the version
+  ``` 
   """
-
-  @doc false
-  def main(argv) do
-    # enables the colors in output
-    IEx.configure(colors: [enabled: true])
-    process(argv, [], fallback: ExdocCLI.HelpCommand)
-  end
-
-  @doc false
-  def help do
-    display(@help_txt)
-  end
-
-  def help(:empty) do
-    display("""
-
-    An argument is required. Make sure to pass in the name of a module.
-
-    Examples:
-
-      exdoc Enum
-      exdoc Enum.map/2
-      exdoc :ets --open
-    """)
-  end
 end

lib/exdoc_cli/help_command.ex → lib/exdoc_cli/default_command.ex

@@ -1,63 +1,36 @@
-# Exdoc CLI - Commandline tool for showing Elixir Docs
-# Copyright (C) 2022 Matt Silbernagel
-#
-# This program is free software: you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation, either version 3 of the License, or
-# (at your option) any later version.
+defmodule ExdocCLI.DefaultCommand do
+  @moduledoc """
 
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <https://www.gnu.org/licenses/>.
-defmodule ExdocCLI.HelpCommand do
-  @moduledoc false
+  exdoc <Module.function/airity>
 
-  use Prompt.Command
-  require IEx.Helpers
-
-  @impl true
-  @doc false
-  def init(argv) do
-    argv
-    |> OptionParser.parse(
-      strict: [help: :boolean, open: :boolean],
-      aliases: [h: :help, o: :open]
-    )
-    |> parse()
-  end
-
-  defp parse({[help: true], _, _}), do: %{help: true}
+  Shows the builtin documentation for the specified Module
 
-  defp parse({opts, [topic | _], _}) do
-    open = Keyword.get(opts, :open, false)
-    %{help: false, topic: topic, open: open}
-  end
+  Available options:
+    --open        Opens the Module in your $ELIXIR_EDITOR
 
-  @doc false
-  @impl true
-  def help() do
-    help = """
-    Shows the builtin help for the specified Module.
-
-    exdoc <Module> or <Module.function> or <Module.function/airity>
-
-      --open, -o  Opens the Module in your $ELIXIR_EDITOR
-      --help, -h  Shows this help message
-
-    """
+    --help, -h    show this help message
+    --version, -v show the version
+  """
+  use Prompt.Command
+  require IEx.Helpers
 
-    display(help)
+  def init(args) do
+    # a leftover arg is required here for the module/function name    
+    topic = List.first(args.leftover, nil)
+    Map.put(args, :topic, topic)
   end
 
-  @doc false
   @impl true
   def process(%{help: true}), do: help()
+
+  def process(%{topic: nil}) do
+    display("Required argument was not provided.", color: :red)
+    help()
+  end
 
   def process(%{topic: <<":" <> erlang_module>>, open: open}) do
+    IEx.configure(colors: [enabled: true])
+
     {last, first_part} =
       erlang_module
       |> String.split(".")
@@ -75,6 +48,7 @@ defmodule ExdocCLI.HelpCommand do
   end
 
   def process(%{topic: topic, open: open}) do
+    IEx.configure(colors: [enabled: true])
     {last, first_part} =
       topic
       |> String.split(".")

lib/exdoc_cli/entry.ex

@@ -0,0 +1,21 @@
+defmodule ExdocCLI.Entry do
+  @moduledoc """
+    exdoc <Module.function/airity>
+
+    Shows the builtin documentation for the specified Module
+
+    Available options:
+      --open        Opens the Module in your $ELIXIR_EDITOR
+
+      --help, -h    show this help message
+      --version, -v show the version
+  """
+  use Prompt.Router, otp_app: :exdoc_cli
+
+  alias ExdocCLI.DefaultCommand
+
+  command "", DefaultCommand do
+    arg(:help, :boolean)
+    arg(:open, :boolean, default: false)
+  end
+end

mix.exs

@@ -20,7 +20,7 @@ defmodule ExdocCLI.MixProject do
   end
 
   def escript do
-    [main_module: ExdocCLI, name: "exdoc", strip_beams: [keep: ["Docs"]]]
+    [main_module: ExdocCLI.Entry, name: "exdoc", strip_beams: [keep: ["Docs"]]]
   end
 
   def application do
@@ -31,7 +31,8 @@ defmodule ExdocCLI.MixProject do
 
   defp deps do
     [
-      {:prompt, "~> 0.7.2"},
+      #{:prompt, "~> 0.9.4"},
+      {:prompt, path: "../prompt"},
       {:ex_doc, ">= 0.28.2", only: :dev, runtime: false},
       {:dialyxir, "~> 1.1", only: [:dev], runtime: false}
     ]

mix.lock

@@ -8,5 +8,5 @@
   "makeup_erlang": {:hex, :makeup_erlang, "0.1.1", "3fcb7f09eb9d98dc4d208f49cc955a34218fc41ff6b84df7c75b3e6e533cc65f", [:mix], [{:makeup, "~> 1.0", [hex: :makeup, repo: "hexpm", optional: false]}], "hexpm", "174d0809e98a4ef0b3309256cbf97101c6ec01c4ab0b23e926a9e17df2077cbb"},
   "nimble_options": {:hex, :nimble_options, "0.3.7", "1e52dd7673d36138b1a5dede183b5d86dff175dc46d104a8e98e396b85b04670", [:mix], [], "hexpm", "2086907e6665c6b6579be54ef5001928df5231f355f71ed258f80a55e9f63633"},
   "nimble_parsec": {:hex, :nimble_parsec, "1.2.2", "b99ca56bbce410e9d5ee4f9155a212e942e224e259c7ebbf8f2c86ac21d4fa3c", [:mix], [], "hexpm", "98d51bd64d5f6a2a9c6bb7586ee8129e27dfaab1140b5a4753f24dac0ba27d2f"},
-  "prompt": {:hex, :prompt, "0.7.2", "775893e08e39e5325724734595f61ae1d6768fe17a76542ce3c4a57a2f569dd3", [:mix], [{:nimble_options, "~> 0.3.0", [hex: :nimble_options, repo: "hexpm", optional: false]}], "hexpm", "99600fab6de2d950c7ea9d3012bf8b46e3365ad2782462f7dc9913ca2b6484fd"},
+  "prompt": {:hex, :prompt, "0.9.4", "079692c4114c80613fe0c25a5e5e18eddce5e02a612a2153035bf65cc1f280f9", [:mix], [{:nimble_options, "~> 0.3.0", [hex: :nimble_options, repo: "hexpm", optional: false]}], "hexpm", "7c45162aa0e3a096d7ab13a5e4a2cd8a9d36d25fe41e9a5820e8fafcbb15baf6"},
 }