diff options
-rw-r--r-- | lstrip.rb | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/lstrip.rb b/lstrip.rb new file mode 100644 index 0000000..7f205a8 --- /dev/null +++ b/lstrip.rb @@ -0,0 +1,31 @@ +# +# lstrip.rb +# + +module Puppet::Parser::Functions + newfunction(:lstrip, :type => :rvalue, :doc => <<-EOS + EOS + ) do |arguments| + + raise(Puppet::ParseError, "lstrip(): Wrong number of arguments " + + "given (#{arguments.size} for 1)") if arguments.size < 1 + + value = arguments[0] + klass = value.class + + if not [Array, String].include?(klass) + raise(Puppet::ParseError, 'lstrip(): Requires either an ' + + 'array or string to work with') + end + + if value.is_a?(Array) + result = value.collect { |i| i.is_a?(String) ? i.lstrip : i } + else + result = value.lstrip + end + + return result + end +end + +# vim: set ts=2 sw=2 et : |