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#
# A thin wrapper around the ruby gsub function.
#
# gsub($string, $pattern, $replacement)
#
# will replace all occurrences of $pattern in $string with $replacement.
# $string can be either a single value or an array. In the latter case, each
# element of the array will be processed in turn.
#
module Puppet::Parser::Functions
newfunction(:gsub, :type => :rvalue) do |args|
if args[0].is_a?(Array)
args[0].collect do |val|
val.gsub(/#{args[1]}/, args[2])
end
else
args[0].gsub(/#{args[1]}/, args[2])
end
end
end
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