developer.github.com/lib/strings.rb at master · garethmj/developer.github.com · GitHub

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require 'active_support/core_ext/string'

module GitHub

module Strings

# taken from Liquid: http://git.io/vBNqH

def strip_html(str)

str.to_s.gsub(%r{<script.*?</script>}m, '') \

.gsub(//m, '') \

.gsub(%r{<style.*?</style>}m, '') \

.gsub(/<.*?>/m, '')

end

# taken from Rails: http://git.io/vBNcY

def squish(str)

str.gsub(/[[:space:]]+/, ' ').strip

end

def escape_quoted_characters(str)

str.gsub('\\', '\\\\\\').gsub('"', '\"')

end

def clean_for_json(str)

strip_html(squish(escape_quoted_characters(str)))

end

include GitHub::Strings

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