class GraphQL::Analysis::AST::FieldUsage
Public Class Methods
new(query)
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Calls superclass method
GraphQL::Analysis::AST::Analyzer::new
# File lib/graphql/analysis/ast/field_usage.rb, line 6 def initialize(query) super @used_fields = Set.new @used_deprecated_fields = Set.new @used_deprecated_arguments = Set.new end
Public Instance Methods
on_leave_field(node, parent, visitor)
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# File lib/graphql/analysis/ast/field_usage.rb, line 13 def on_leave_field(node, parent, visitor) field_defn = visitor.field_definition field = "#{visitor.parent_type_definition.graphql_name}.#{field_defn.graphql_name}" @used_fields << field @used_deprecated_fields << field if field_defn.deprecation_reason arguments = visitor.query.arguments_for(node, visitor.field_definition) # If there was an error when preparing this argument object, # then this might be an error or something: if arguments.respond_to?(:argument_values) extract_deprecated_arguments(arguments.argument_values) end end
result()
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# File lib/graphql/analysis/ast/field_usage.rb, line 26 def result { used_fields: @used_fields.to_a, used_deprecated_fields: @used_deprecated_fields.to_a, used_deprecated_arguments: @used_deprecated_arguments.to_a, } end
Private Instance Methods
extract_deprecated_arguments(argument_values)
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# File lib/graphql/analysis/ast/field_usage.rb, line 36 def extract_deprecated_arguments(argument_values) argument_values.each_pair do |_argument_name, argument| if argument.definition.deprecation_reason @used_deprecated_arguments << argument.definition.path end next if argument.value.nil? if argument.definition.type.kind.input_object? extract_deprecated_arguments(argument.value.arguments.argument_values) # rubocop:disable Development/ContextIsPassedCop -- runtime args instance elsif argument.definition.type.list? argument .value .select { |value| value.respond_to?(:arguments) } .each { |value| extract_deprecated_arguments(value.arguments.argument_values) } # rubocop:disable Development/ContextIsPassedCop -- runtime args instance end end end