#
# abs.rb
#
-
module Puppet::Parser::Functions
- newfunction(:abs, :type => :rvalue, :doc => <<-EOS
- Returns the absolute value of a number, for example -34.56 becomes
- 34.56. Takes a single integer and float value as an argument.
- EOS
- ) do |arguments|
+ newfunction(:abs, :type => :rvalue, :doc => <<-DOC
+ @summary
+ **Deprecated:** Returns the absolute value of a number
+
+ For example -34.56 becomes 34.56.
+ Takes a single integer or float value as an argument.
+
+ > *Note:*
+ **Deprected** from Puppet 6.0.0, the built-in
+ ['abs'](https://puppet.com/docs/puppet/6.4/function.html#abs)function will be used instead.
+
+ @return The absolute value of the given number if it was an Integer
+
+ DOC
+ ) do |arguments|
- raise(Puppet::ParseError, "abs(): Wrong number of arguments " +
- "given (#{arguments.size} for 1)") if arguments.size < 1
+ raise(Puppet::ParseError, "abs(): Wrong number of arguments given (#{arguments.size} for 1)") if arguments.empty?
value = arguments[0]
# Numbers in Puppet are often string-encoded which is troublesome ...
if value.is_a?(String)
- if value.match(/^-?(?:\d+)(?:\.\d+){1}$/)
+ if value =~ %r{^-?(?:\d+)(?:\.\d+){1}$}
value = value.to_f
- elsif value.match(/^-?\d+$/)
+ elsif value =~ %r{^-?\d+$}
value = value.to_i
else
- raise(Puppet::ParseError, 'abs(): Requires float or ' +
- 'integer to work with')
+ raise(Puppet::ParseError, 'abs(): Requires float or integer to work with')
end
end