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Exception: OptionParser::ParseError

Relationships & Source Files
Extension / Inclusion / Inheritance Descendants
Subclasses:
Super Chains via Extension / Inclusion / Inheritance
Class Chain:
self, RuntimeError
Instance Chain:
self, RuntimeError
Inherits: RuntimeError
  • Object
Defined in: lib/optparse.rb

Overview

Base class of exceptions from ::OptionParser.

Constant Summary

Class Method Summary

Instance Attribute Summary

Instance Method Summary

Constructor Details

.new(*args) ⇒ ParseError

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# File 'lib/optparse.rb', line 1987

def initialize(*args)
  @args = args
  @reason = nil
end

Class Method Details

.filter_backtrace(array)

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# File 'lib/optparse.rb', line 2003

def self.filter_backtrace(array)
  unless $DEBUG
    array.delete_if(&%r"\A#{Regexp.quote(__FILE__)}:"o.method(:=~))
  end
  array
end

Instance Attribute Details

#args (readonly)

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# File 'lib/optparse.rb', line 1992

attr_reader :args

#reason (rw)

Returns error reason. Override this for I18N.

[ GitHub ]

  
# File 'lib/optparse.rb', line 2026

def reason
  @reason || self.class::Reason
end

#reason=(value) (rw)

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# File 'lib/optparse.rb', line 1993

attr_writer :reason

Instance Method Details

#inspect

[ GitHub ]

  
# File 'lib/optparse.rb', line 2030

def inspect
  "#<#{self.class}: #{args.join(' ')}>"
end

#message Also known as: #to_s

Default stringizing method to emit standard error message.

[ GitHub ]

  
# File 'lib/optparse.rb', line 2037

def message
  reason + ': ' + args.join(' ')
end

#recover(argv)

Pushes back erred argument(s) to argv.

[ GitHub ]

  
# File 'lib/optparse.rb', line 1998

def recover(argv)
  argv[0, 0] = @args
  argv
end

#set_backtrace(array)

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# File 'lib/optparse.rb', line 2010

def set_backtrace(array)
  super(self.class.filter_backtrace(array))
end

#set_option(opt, eq)

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# File 'lib/optparse.rb', line 2014

def set_option(opt, eq)
  if eq
    @args[0] = opt
  else
    @args.unshift(opt)
  end
  self
end

#to_s

Alias for #message.

[ GitHub ]

  
# File 'lib/optparse.rb', line 2041

alias to_s message