diff options
author | varac <varacanero@zeromail.org> | 2016-06-09 17:34:25 +0200 |
---|---|---|
committer | varac <varacanero@zeromail.org> | 2016-06-14 12:05:18 +0200 |
commit | 77450777e17522cc56874e35cceed997378ff3f1 (patch) | |
tree | 787552f1da6df3fbea685ac8c70f6a9db86b0ebc /puppet/modules/stdlib/lib/puppet/parser/functions/intersection.rb | |
parent | 1e5b7380fbb9da62e08fb0644e309c0afe709331 (diff) |
git subrepo clone https://leap.se/git/puppet_stdlib puppet/modules/stdlib
subrepo:
subdir: "puppet/modules/stdlib"
merged: "7112363"
upstream:
origin: "https://leap.se/git/puppet_stdlib"
branch: "master"
commit: "7112363"
git-subrepo:
version: "0.3.0"
origin: "https://github.com/ingydotnet/git-subrepo.git"
commit: "cb2995b"
Diffstat (limited to 'puppet/modules/stdlib/lib/puppet/parser/functions/intersection.rb')
-rw-r--r-- | puppet/modules/stdlib/lib/puppet/parser/functions/intersection.rb | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/puppet/modules/stdlib/lib/puppet/parser/functions/intersection.rb b/puppet/modules/stdlib/lib/puppet/parser/functions/intersection.rb new file mode 100644 index 00000000..48f02e9d --- /dev/null +++ b/puppet/modules/stdlib/lib/puppet/parser/functions/intersection.rb @@ -0,0 +1,34 @@ +# +# intersection.rb +# + +module Puppet::Parser::Functions + newfunction(:intersection, :type => :rvalue, :doc => <<-EOS +This function returns an array an intersection of two. + +*Examples:* + + intersection(["a","b","c"],["b","c","d"]) + +Would return: ["b","c"] + EOS + ) do |arguments| + + # Two arguments are required + raise(Puppet::ParseError, "intersection(): Wrong number of arguments " + + "given (#{arguments.size} for 2)") if arguments.size != 2 + + first = arguments[0] + second = arguments[1] + + unless first.is_a?(Array) && second.is_a?(Array) + raise(Puppet::ParseError, 'intersection(): Requires 2 arrays') + end + + result = first & second + + return result + end +end + +# vim: set ts=2 sw=2 et : |