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# File 'lib/graphql/static_validation/rules/variable_default_values_are_correctly_typed.rb', line 5
def on_variable_definition(node, parent)
if !node.default_value.nil?
value = node.default_value
if node.type.is_a?(GraphQL::Language::Nodes::NonNullType)
add_error(GraphQL::StaticValidation::VariableDefaultValuesAreCorrectlyTypedError.new(
"Non-null variable $#{node.name} can't have a default value",
nodes: node,
name: node.name,
error_type: VariableDefaultValuesAreCorrectlyTypedError::VIOLATIONS[:INVALID_ON_NON_NULL]
))
else
type = context.schema.type_from_ast(node.type)
if type.nil?
else
begin
valid = context.valid_literal?(value, type)
rescue GraphQL::CoercionError => err
error_message = err.message
rescue GraphQL::LiteralValidationError
end
if !valid
error_message ||= "Default value for $#{node.name} doesn't match type #{type}"
VariableDefaultValuesAreCorrectlyTypedError
add_error(GraphQL::StaticValidation::VariableDefaultValuesAreCorrectlyTypedError.new(
error_message,
nodes: node,
name: node.name,
type: type.to_s,
error_type: VariableDefaultValuesAreCorrectlyTypedError::VIOLATIONS[:INVALID_TYPE]
))
end
end
end
end
super
end
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