35 lines
904 B
Ruby
35 lines
904 B
Ruby
#
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# chomp.rb
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#
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module Puppet::Parser::Functions
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newfunction(:chomp, :type => :rvalue, :doc => <<-'EOS'
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Removes the record separator from the end of a string or an array of
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strings, for example `hello\n` becomes `hello`.
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Requires a single string or array as an input.
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EOS
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) do |arguments|
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raise(Puppet::ParseError, "chomp(): Wrong number of arguments " +
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"given (#{arguments.size} for 1)") if arguments.size < 1
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value = arguments[0]
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unless value.is_a?(Array) || value.is_a?(String)
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raise(Puppet::ParseError, 'chomp(): Requires either ' +
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'array or string to work with')
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end
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if value.is_a?(Array)
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# Numbers in Puppet are often string-encoded which is troublesome ...
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result = value.collect { |i| i.is_a?(String) ? i.chomp : i }
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else
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result = value.chomp
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end
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return result
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end
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end
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# vim: set ts=2 sw=2 et :
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