import { GraphQLScalarType } from "https://deno.land/x/graphql_deno@v15.0.0/mod.ts";
Returns
GraphQLScalarTypeConfig<any, any> & { serialize: GraphQLScalarSerializer<any>; parseValue: GraphQLScalarValueParser<any>; parseLiteral: GraphQLScalarLiteralParser<any>; extensions: Maybe<Readonly<Record<string, any>>>; extensionASTNodes: ReadonlyArray<ScalarTypeExtensionNode>; }