diff options
Diffstat (limited to 'lib/puppet/parser/functions/validate_bool.rb')
-rw-r--r-- | lib/puppet/parser/functions/validate_bool.rb | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/lib/puppet/parser/functions/validate_bool.rb b/lib/puppet/parser/functions/validate_bool.rb new file mode 100644 index 00000000..59a08056 --- /dev/null +++ b/lib/puppet/parser/functions/validate_bool.rb @@ -0,0 +1,34 @@ +module Puppet::Parser::Functions + + newfunction(:validate_bool, :doc => <<-'ENDHEREDOC') do |args| + Validate that all passed values are either true or false. Abort catalog + compilation if any value fails this check. + + The following values will pass: + + $iamtrue = true + validate_bool(true) + validate_bool(true, true, false, $iamtrue) + + The following values will fail, causing compilation to abort: + + $some_array = [ true ] + validate_bool("false") + validate_bool("true") + validate_bool($some_array) + + ENDHEREDOC + + unless args.length > 0 then + raise Puppet::ParseError, ("validate_bool(): wrong number of arguments (#{args.length}; must be > 0)") + end + + args.each do |arg| + unless function_is_bool([arg]) + raise Puppet::ParseError, ("#{arg.inspect} is not a boolean. It looks to be a #{arg.class}") + end + end + + end + +end |