Packages
livebook
0.4.0
0.19.8
0.19.7
0.19.6
0.19.5
0.19.4
0.19.3
0.19.2
0.19.1
0.19.0
0.18.6
0.18.5
0.18.4
0.18.3
0.18.2
0.18.1
0.18.0
0.17.3
0.17.2
0.17.1
0.17.0
0.16.4
0.16.3
0.16.2
0.16.1
0.16.0
0.15.5
0.15.4
0.15.3
0.15.2
0.15.1
0.15.0
0.14.7
0.14.6
0.14.5
0.14.4
0.14.3
0.14.2
0.14.1
0.14.0
0.14.0-rc.1
0.14.0-rc.0
0.13.3
0.13.2
0.13.1
0.13.0
0.12.1
0.12.0
0.11.4
0.11.3
0.11.2
0.11.1
0.11.0
0.10.0
0.9.3
0.9.2
0.9.1
0.9.0
0.8.2
0.8.1
0.8.0
0.7.2
0.7.1
0.7.0
0.6.3
0.6.2
0.6.1
0.6.0
0.5.2
0.5.1
0.5.0
0.4.1
0.4.0
0.3.2
0.3.1
0.3.0
0.2.3
0.2.2
0.2.1
0.2.0
0.1.2
0.1.1
0.1.0
Automate code & data workflows with interactive notebooks
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lib/livebook_cli.ex
defmodule LivebookCLI do
@moduledoc false
def usage() do
"""
Usage: livebook [command] [options]
Available commands:
livebook server Starts the Livebook web application
The --help and --version options can be given instead of a command for usage and versioning information.
"""
end
def main(args) do
{:ok, _} = Application.ensure_all_started(:elixir)
:ok = Application.load(:livebook)
if unix?() do
Application.put_env(:elixir, :ansi_enabled, true)
end
call(args)
end
defp unix?(), do: match?({:unix, _}, :os.type())
defp call([arg]) when arg in ["--help", "-h"], do: display_help()
defp call([arg]) when arg in ["--version", "-v"], do: display_version()
defp call([task_name | args]) do
case find_task(task_name) do
nil ->
IO.ANSI.format([:red, "Unknown command #{task_name}\n"]) |> IO.puts()
IO.write(usage())
task ->
call_task(task, args)
end
end
defp call(_args), do: IO.write(usage())
defp find_task("server"), do: LivebookCLI.Server
defp find_task(_), do: nil
defp call_task(task, [arg]) when arg in ["--help", "-h"] do
IO.write(task.usage())
end
defp call_task(task, args) do
try do
task.call(args)
rescue
error ->
IO.ANSI.format([:red, Exception.message(error), "\n"]) |> IO.puts()
IO.write(task.usage())
end
end
defp display_help() do
IO.puts("Livebook is an interactive notebook system for Elixir\n")
IO.write(usage())
end
defp display_version() do
IO.puts(:erlang.system_info(:system_version))
IO.puts("Elixir " <> System.build_info()[:build])
version = Application.spec(:livebook, :vsn)
IO.puts("\nLivebook #{version}")
end
end