Module: Rails::Command::Helpers::Editor

Relationships & Source Files
Extension / Inclusion / Inheritance Descendants
Included In: `::Rails::Command::CredentialsCommand`, `::Rails::Command::EncryptedCommand`
Defined in:	railties/lib/rails/command/helpers/editor.rb

Instance Method Summary

#display_hint_if_system_editor_not_specified private
#editor private
#system_editor(file_path) private
#using_system_editor private

Instance Method Details

#display_hint_if_system_editor_not_specified (private)

[ GitHub ]

# File 'railties/lib/rails/command/helpers/editor.rb', line 15


def display_hint_if_system_editor_not_specified
  if editor.to_s.empty?
    say "No $VISUAL or $EDITOR to open file in. Assign one like this:"
    say ""
    say %(VISUAL="code --wait" #{executable(current_subcommand)})
    say ""
    say "For editors that fork and exit immediately, it's important to pass a wait flag;"
    say "otherwise, the file will be saved immediately with no chance to edit."

    true
  end
end

#editor (private)

[ GitHub ]

# File 'railties/lib/rails/command/helpers/editor.rb', line 11


def editor
  ENV["VISUAL"].to_s.empty? ? ENV["EDITOR"] : ENV["VISUAL"]
end

#system_editor(file_path) (private)

[ GitHub ]

# File 'railties/lib/rails/command/helpers/editor.rb', line 28


def system_editor(file_path)
  system(*Shellwords.split(editor), file_path.to_s)
end

#using_system_editor (private)

[ GitHub ]

# File 'railties/lib/rails/command/helpers/editor.rb', line 32


def using_system_editor
  display_hint_if_system_editor_not_specified || yield
rescue Interrupt
  say "Aborted changing file: nothing saved."
end