class GraphQL::InvalidNullError
Raised automatically when a field's resolve function returns `nil` for a non-null field.
Attributes
parent_class[RW]
field[R]
@return [GraphQL::Field] The field which failed to return a value
parent_type[R]
@return [GraphQL::BaseType] The owner of {#field}
value[R]
@return [nil, GraphQL::ExecutionError] The invalid value for this field
Public Class Methods
inspect()
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Calls superclass method
# File lib/graphql/invalid_null_error.rb, line 41 def inspect if (name.nil? || parent_class.name.nil?) && parent_class.respond_to?(:mutation) && (mutation = parent_class.mutation) "#{mutation.inspect}::#{parent_class.graphql_name}::InvalidNullError" else super end end
new(parent_type, field, value)
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Calls superclass method
# File lib/graphql/invalid_null_error.rb, line 15 def initialize(parent_type, field, value) @parent_type = parent_type @field = field @value = value super("Cannot return null for non-nullable field #{@parent_type.graphql_name}.#{@field.graphql_name}") end
subclass_for(parent_class)
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# File lib/graphql/invalid_null_error.rb, line 35 def subclass_for(parent_class) subclass = Class.new(self) subclass.parent_class = parent_class subclass end
Public Instance Methods
parent_error?()
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@deprecated always false
# File lib/graphql/invalid_null_error.rb, line 28 def parent_error? false end
to_h()
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@return [Hash] An entry for the response's “errors” key
# File lib/graphql/invalid_null_error.rb, line 23 def to_h { "message" => message } end