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instance method
OptionParser#summarize
summarize(to = [], width = @summary_width, max = width - 1, indent = @summary_indent, &blk)
lib/optparse.rb
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# File tmp/rubies/ruby-3.2.0/lib/optparse.rb, line 1337
def summarize(to = [], width = @summary_width, max = width - 1, indent = @summary_indent, &blk)
nl = "\n"
blk ||= proc {|l| to << (l.index(nl, -1) ? l : l + nl)}
visit(:summarize, {}, {}, width, max, indent, &blk)
to
end
Puts option summary into to and returns to. Yields each line if a block is given.
to-
Output destination, which must have method <<. Defaults to [].
width-
Width of left side, defaults to @summary_width.
max-
Maximum length allowed for left side, defaults to
width- 1. indent-
Indentation, defaults to @summary_indent.