diff options
Diffstat (limited to 'puppet/modules/stdlib/lib/puppet/parser/functions/is_float.rb')
-rw-r--r-- | puppet/modules/stdlib/lib/puppet/parser/functions/is_float.rb | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/puppet/modules/stdlib/lib/puppet/parser/functions/is_float.rb b/puppet/modules/stdlib/lib/puppet/parser/functions/is_float.rb new file mode 100644 index 00000000..a2da9438 --- /dev/null +++ b/puppet/modules/stdlib/lib/puppet/parser/functions/is_float.rb @@ -0,0 +1,30 @@ +# +# is_float.rb +# + +module Puppet::Parser::Functions + newfunction(:is_float, :type => :rvalue, :doc => <<-EOS +Returns true if the variable passed to this function is a float. + EOS + ) do |arguments| + + if (arguments.size != 1) then + raise(Puppet::ParseError, "is_float(): Wrong number of arguments "+ + "given #{arguments.size} for 1") + end + + value = arguments[0] + + # Only allow Numeric or String types + return false unless value.is_a?(Numeric) or value.is_a?(String) + + if value != value.to_f.to_s and !value.is_a? Float then + return false + else + return true + end + + end +end + +# vim: set ts=2 sw=2 et : |