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author | Varac <varac@leap.se> | 2017-10-13 14:22:08 +0200 |
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committer | Varac <varac@leap.se> | 2017-10-13 14:22:08 +0200 |
commit | f7779ce2eacaca51790d4e8d7756442b02612d30 (patch) | |
tree | 56871c123e1c964fc26e36bb86831a4a3511bd4f /lib/puppet/parser/functions/round.rb | |
parent | 066c08f8362d53f0f30897cb8710d11260c726ea (diff) | |
parent | 2339ea8db67ac7ef02d707c2a6011ae50f5d82b5 (diff) |
Diffstat (limited to 'lib/puppet/parser/functions/round.rb')
-rw-r--r-- | lib/puppet/parser/functions/round.rb | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/lib/puppet/parser/functions/round.rb b/lib/puppet/parser/functions/round.rb new file mode 100644 index 0000000..489c301 --- /dev/null +++ b/lib/puppet/parser/functions/round.rb @@ -0,0 +1,33 @@ +# +# round.rb +# + +module Puppet::Parser::Functions + newfunction(:round, :type => :rvalue, :doc => <<-EOS + Rounds a number to the nearest integer + + *Examples:* + + round(2.9) + + returns: 3 + + round(2.4) + + returns: 2 + + EOS + ) 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 +end |