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Contents
module Nanoc::Helpers
# Contains several useful text-related helper functions.
module Text
# Returns an excerpt for the given string. HTML tags are ignored, so if
# you don't want them to turn up, they should be stripped from the string
# before passing it to the excerpt function.
#
# @param [String] string The string for which to build an excerpt
#
# @param [Number] length The maximum number of characters
# this excerpt can contain, including the omission.
#
# @param [String] omission The string to append to the
# excerpt when the excerpt is shorter than the original string
#
# @return [String] The excerpt of the given string
def excerptize(string, length: 25, omission: '...')
if string.length > length
excerpt_length = [0, length - omission.length].max
string[0...excerpt_length] + omission
else
string
end
end
# Strips all HTML tags out of the given string.
#
# @param [String] string The string from which to strip all HTML
#
# @return [String] The given string with all HTML stripped
def strip_html(string)
# FIXME: will need something more sophisticated than this, because it sucks
string.gsub(/<[^>]*(>+|\s*\z)/m, '').strip
end
end
end
Version data entries
17 entries across 17 versions & 1 rubygems