4 module Puppet::Parser::Functions
5 newfunction(:validate_hash, :doc => <<-'DOC') do |args|
6 Validate that all passed values are hash data structures. Abort catalog
7 compilation if any value fails this check.
9 The following values will pass:
11 $my_hash = { 'one' => 'two' }
12 validate_hash($my_hash)
14 The following values will fail, causing compilation to abort:
17 validate_hash('some_string')
19 validate_hash($undefined)
23 function_deprecation([:validate_hash, 'This method is deprecated, please use the stdlib validate_legacy function,
24 with Stdlib::Compat::Hash. There is further documentation for validate_legacy function in the README.'])
27 raise Puppet::ParseError, "validate_hash(): wrong number of arguments (#{args.length}; must be > 0)"
31 unless arg.is_a?(Hash)
32 raise Puppet::ParseError, "#{arg.inspect} is not a Hash. It looks to be a #{arg.class}"