Puppet Function: round

Defined in:
lib/puppet/parser/functions/round.rb
Function type:
Ruby 3.x API

Overview

round() ⇒ Any

Rounds a number to the nearest integer

Examples:

round(2.9)

returns: 3

round(2.4)

returns: 2

Returns:

  • (Any) 


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# File 'lib/puppet/parser/functions/round.rb', line 5

newfunction(:round, :type => :rvalue, :doc => <<-DOC
  Rounds a number to the nearest integer

  *Examples:*

  round(2.9)

  returns: 3

  round(2.4)

  returns: 2

DOC
           ) do |args|

  raise Puppet::ParseError, "round(): Wrong number of arguments given #{args.size} for 1" if args.size != 1
  raise Puppet::ParseError, "round(): Expected a Numeric, got #{args[0].class}" unless args[0].is_a? Numeric

  value = args[0]

  if value >= 0
    Integer(value + 0.5)
  else
    Integer(value - 0.5)
  end
end