Class: Rails::Command::RunnerCommand

Inherits:
Base
  • Object
show all
Includes:
EnvironmentArgument
Defined in:
lib/rails/commands/runner/runner_command.rb

Overview

:nodoc:

Instance Method Summary collapse

Methods included from EnvironmentArgument

#initialize

Methods inherited from Base

banner, base_name, class_usage, command_name, default_command_root, desc, engine?, executable, exit_on_failure?, help, hide_command!, inherited, namespace, perform, printing_commands, usage_path

Methods included from Actions

#boot_application!, #load_environment_config!, #load_generators, #load_tasks, #require_application!, #set_application_directory!

Instance Method Details

#perform(code_or_file = nil, *command_argv) ⇒ Object



22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
# File 'lib/rails/commands/runner/runner_command.rb', line 22

def perform(code_or_file = nil, *command_argv)
  unless code_or_file
    help
    exit 1
  end

  boot_application!
  Rails.application.load_runner

  ARGV.replace(command_argv)

  if code_or_file == "-"
    Rails.application.executor.wrap(source: "application.runner.railties") do
      eval($stdin.read, TOPLEVEL_BINDING, "stdin")
    end
  elsif File.exist?(code_or_file)
    expanded_file_path = File.expand_path code_or_file
    $0 = expanded_file_path
    Rails.application.executor.wrap(source: "application.runner.railties") do
      Kernel.load expanded_file_path
    end
  else
    begin
      Rails.application.executor.wrap(source: "application.runner.railties") do
        eval(code_or_file, TOPLEVEL_BINDING, __FILE__, __LINE__)
      end
    rescue SyntaxError, NameError => e
      if looks_like_a_file_path?(code_or_file)
        error "The file #{code_or_file} could not be found, please check and try again."
        error "Run '#{self.class.executable} -h' for help."
      else
        error "Please specify a valid ruby command or the path of a script to run."
        error "Run '#{self.class.executable} -h' for help."
        error ""
        error e
      end

      exit 1
    end
  end
end