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Contents
# frozen_string_literal: true
module GraphQL
module StaticValidation
module VariableDefaultValuesAreCorrectlyTyped
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, context: context)
if type.nil?
# This is handled by another validator
else
validation_result = context.validate_literal(value, type)
if !validation_result.valid?
problems = validation_result.problems
first_problem = problems && problems.first
if first_problem
error_message = first_problem["message"]
end
error_message ||= "Default value for $#{node.name} doesn't match type #{type.to_type_signature}"
add_error(GraphQL::StaticValidation::VariableDefaultValuesAreCorrectlyTypedError.new(
error_message,
nodes: node,
name: node.name,
type: type.to_type_signature,
error_type: VariableDefaultValuesAreCorrectlyTypedError::VIOLATIONS[:INVALID_TYPE],
))
end
end
end
end
super
end
end
end
end
Version data entries
88 entries across 88 versions & 2 rubygems