Method: Chef::ResourceCollection::ResourceSet#validate_lookup_spec!

Defined in:
lib/chef/resource_collection/resource_set.rb

#validate_lookup_spec!(query_object) ⇒ Object

Returns true if +query_object+ is a valid string for looking up a resource, or raises InvalidResourceSpecification if not. === Arguments

  • query_object should be a string of the form "resource_type[resource_name]", a single element Hash (e.g., :service => "apache2"), or a Chef::Resource (this is the happy path). Other arguments will raise an exception. === Returns
  • true returns true for all valid input. === Raises
  • Chef::Exceptions::InvalidResourceSpecification for all invalid input.


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# File 'lib/chef/resource_collection/resource_set.rb', line 124

def validate_lookup_spec!(query_object)
  # expect query_object to be from a controlled source
  # codeql[ruby/polynomial-redos]
  case query_object
    when Chef::Resource, SINGLE_RESOURCE_MATCH, MULTIPLE_RESOURCE_MATCH, NAMELESS_RESOURCE_MATCH, Hash
      true
    when String
      raise Chef::Exceptions::InvalidResourceSpecification,
        "The string `#{query_object}' is not valid for resource collection lookup. Correct syntax is `resource_type[resource_name]'"
    else
      raise Chef::Exceptions::InvalidResourceSpecification,
        "The object `#{query_object.inspect}' is not valid for resource collection lookup. " +
          "Use a String like `resource_type[resource_name]' or a Chef::Resource object"
  end
end