Class: RuboCop::CLI

Inherits:
Object
  • Object
show all
Includes:
Formatter::TextUtil
Defined in:
lib/rubocop/cli.rb

Overview

The CLI is a class responsible of handling all the command line interface logic.

Defined Under Namespace

Classes: Finished

Constant Summary collapse

SKIPPED_PHASE_1 = 
'Phase 1 of 2: run Metrics/LineLength cop (skipped ' \
'because the default Metrics/LineLength:Max is ' \
'overridden)'.freeze
STATUS_SUCCESS = 
0
STATUS_OFFENSES = 
1
STATUS_ERROR = 
2

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods included from Formatter::TextUtil

pluralize

Constructor Details

#initialize ⇒ CLI

Returns a new instance of CLI.



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# File 'lib/rubocop/cli.rb', line 21

def initialize
  @options = {}
  @config_store = ConfigStore.new
end

Instance Attribute Details

#config_store ⇒ Object (readonly)

Returns the value of attribute config_store.



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# File 'lib/rubocop/cli.rb', line 19

def config_store
  @config_store
end

#options ⇒ Object (readonly)

Returns the value of attribute options.



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# File 'lib/rubocop/cli.rb', line 19

def options
  @options
end

Instance Method Details

#run(args = ARGV) ⇒ Integer

Entry point for the application logic. Here we do the command line arguments processing and inspect the target files.

rubocop:disable Metrics/MethodLength, Metrics/AbcSize

Parameters:

  • args (Array<String>) (defaults to: ARGV) —

    command line arguments

Returns:

  • (Integer) —

    UNIX exit code



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# File 'lib/rubocop/cli.rb', line 36

def run(args = ARGV)
  @options, paths = Options.new.parse(args)
  validate_options_vs_config
  act_on_options
  apply_default_formatter
  execute_runners(paths)
rescue ConfigNotFoundError, IncorrectCopNameError, OptionArgumentError => e
  warn e.message
  STATUS_ERROR
rescue RuboCop::Error => e
  warn Rainbow("Error: #{e.message}").red
  STATUS_ERROR
rescue Finished
  STATUS_SUCCESS
rescue OptionParser::InvalidOption => e
  warn e.message
  warn 'For usage information, use --help'
  STATUS_ERROR
rescue StandardError, SyntaxError, LoadError => e
  warn e.message
  warn e.backtrace
  STATUS_ERROR
end

#trap_interrupt(runner) ⇒ Object

rubocop:enable Metrics/MethodLength, Metrics/AbcSize



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# File 'lib/rubocop/cli.rb', line 61

def trap_interrupt(runner)
  Signal.trap('INT') do
    exit!(1) if runner.aborting?
    runner.abort
    warn
    warn 'Exiting... Interrupt again to exit immediately.'
  end
end