Function extractTypes

src/graphql-utils.ts:41–66

(
  schema: GraphQLSchema,
  ast: DocumentNode,
)

}

export function extractTypes(
  schema: GraphQLSchema,
  ast: DocumentNode,
): Set<string> {
  const types = new Set<string>()

  const typeInfo = new TypeInfo(schema)

  visit(
    ast,
    visitWithTypeInfo(typeInfo, {
      Field() {
        const field = typeInfo.getFieldDef()
        if (field) {
          const namedType = getNamedType(field.type)
          const scalar = isScalarType(namedType)
          if (!scalar) {
            types.add(namedType.name)
          }
        }
      },
    }),
  )

  return types
}

export async function fetchSchema(
  introspectionUrl: string,