glob.rb
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glob.rb
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	#
	# glob.rb
	#
	module Puppet::Parser::Functions
	newfunction(:glob, :type => :rvalue, :doc => <<-DOC
	@summary
	Uses same patterns as Dir#glob.

	@return
	Returns an Array of file entries of a directory or an Array of directories.

	@example Example Usage:
	$confs = glob(['/etc/*/.conf', '/opt/*/.conf'])
	DOC
	) do \|arguments\|

	unless arguments.size == 1
	raise(Puppet::ParseError, 'glob(): Wrong number of arguments given ' \
	"(#{arguments.size} for 1)")
	end

	pattern = arguments[0]

	unless pattern.is_a?(String) \|\| pattern.is_a?(Array)
	raise(Puppet::ParseError, 'glob(): Requires either array or string ' \
	'to work')
	end

	Dir.glob(pattern)
	end
	end