OptionParser.new

new(banner = nil, width = 32, indent = ' ' * 4) { |self| ... }

# File tmp/rubies/ruby-3.3.0/lib/optparse.rb, line 1143
def initialize(banner = nil, width = 32, indent = ' ' * 4)
  @stack = [DefaultList, List.new, List.new]
  @program_name = nil
  @banner = banner
  @summary_width = width
  @summary_indent = indent
  @default_argv = ARGV
  @require_exact = false
  @raise_unknown = true
  add_officious
  yield self if block_given?
end

Initializes the instance and yields itself if called with a block.

banner: Banner message.
width: Summary width.
indent: Summary indent.

See also #new .inc .reject .getopts also in 4.1 · 4.0 · 3.4 · 3.2 · 3.1 · 3.0

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