Class: Fastlane::CLIToolsDistributor

Inherits:
Object
  • Object
show all
Defined in:
lib/fastlane/cli_tools_distributor.rb

Overview

This class is responsible for checking the ARGV to see if the user wants to launch another fastlane tool or fastlane itself

Class Method Summary collapse

Class Method Details

.take_off ⇒ Object 



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# File 'lib/fastlane/cli_tools_distributor.rb', line 7

def take_off
  require "fastlane"

  # Array of symbols for the names of the available lanes
  # This doesn't actually use the Fastfile parser, but only
  # the available lanes. This way it's much faster, which
  # is very important in this case, since it will be executed
  # every time one of the tools is launched
  available_lanes = Fastlane::FastlaneFolder.available_lanes

  tool_name = ARGV.first.downcase
  if tool_name && Fastlane::TOOLS.include?(tool_name.to_sym) && !available_lanes.include?(tool_name.to_sym)
    # Triggering a specific tool
    # This happens when the users uses things like
    #
    #   fastlane sigh
    #   fastlane snapshot
    #
    require tool_name
    begin
      # First, remove the tool's name from the arguments
      # Since it will be parsed by the `commander` at a later point
      # and it must not contain the binary name
      ARGV.shift

      # Import the CommandsGenerator class, which is used to parse
      # the user input
      require File.join(tool_name, "commands_generator")

      # Call the tool's CommandsGenerator class and let it do its thing
      Object.const_get(tool_name.fastlane_module)::CommandsGenerator.start
    rescue LoadError
      # This will only happen if the tool we call here, doesn't provide
      # a CommandsGenerator class yet
      # When we launch this feature, this should never be the case
      abort("#{tool_name} can't be called via `fastlane #{tool_name}`, run '#{tool_name}' directly instead".red)
    end
  else
    # Triggering fastlane to call a lane
    require "fastlane/commands_generator"
    Fastlane::CommandsGenerator.start
  end
end