Class: GraphQL::Language::DefinitionSlice::DependencyVisitor

Inherits:
Visitor
  • Object
show all
Defined in:
lib/graphql/language/definition_slice.rb

Constant Summary

Constants inherited from Visitor

Visitor::DELETE_NODE, Visitor::SKIP

Instance Attribute Summary

Attributes inherited from Visitor

#result

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from Visitor

#[], make_visit_method, #on_abstract_node, #visit, #visit_node

Constructor Details

#initialize(doc, definitions, names) ⇒ DependencyVisitor

Returns a new instance of DependencyVisitor.


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# File 'lib/graphql/language/definition_slice.rb', line 19

def initialize(doc, definitions, names)
  @names = names
  @definitions = definitions
  super(doc)
end

Class Method Details

.find_definition_dependencies(definitions, name, names) ⇒ Object


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# File 'lib/graphql/language/definition_slice.rb', line 32

def self.find_definition_dependencies(definitions, name, names)
  names.add(name)
  visitor = self.new(definitions[name], definitions, names)
  visitor.visit
  nil
end

Instance Method Details

#on_fragment_spread(node, parent) ⇒ Object


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# File 'lib/graphql/language/definition_slice.rb', line 25

def on_fragment_spread(node, parent)
  if fragment = @definitions[node.name]
    self.class.find_definition_dependencies(@definitions, fragment.name, @names)
  end
  super
end