require 'rubygems'
##
# A collection of text-wrangling methods
module Gem::Text
##
# Wraps +text+ to +wrap+ characters and optionally indents by +indent+
# characters
def format_text(text, wrap, indent=0)
result = []
work = text.dup
while work.length > wrap do
if work =~ /^(.{0,#{wrap}})[ \n]/ then
result << $1
work.slice!(0, $&.length)
else
result << work.slice!(0, wrap)
end
end
result << work if work.length.nonzero?
result.join("\n").gsub(/^/, " " * indent)
end
end
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