Method: Optimist::Parser#initialize

Defined in:
lib/optimist.rb

#initialize(*a, &b) ⇒ Parser

Initializes the parser, and instance-evaluates any block given.



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# File 'lib/optimist.rb', line 136

def initialize(*a, &b)
  @version = nil
  @leftovers = []
  @specs = {}
  @long = {}
  @short = {}
  @order = []
  @constraints = []
  @stop_words = []
  @stop_on_unknown = false
  @educate_on_error = false
  @synopsis = nil
  @usage = nil

  ## allow passing settings through Parser.new as an optional hash.
  ## but keep compatibility with non-hashy args, though.
  begin
    settings_hash = Hash[*a]
    @settings = DEFAULT_SETTINGS.merge(settings_hash)
    a=[] ## clear out args if using as settings-hash
  rescue ArgumentError
    @settings = DEFAULT_SETTINGS
  end

  self.instance_exec(*a, &b) if block_given?
end