Este repositorio contiene un ejemplo de Graphql con Deno. https://ricardo-graphql.deno.dev/
type Dinosaur {
_id: String
name: String
description: String
}
type Query {
allDinosaurs: [Dinosaur]
oneDinosaurById(_id: String): Dinosaur
oneDinosaurByName(name: String): Dinosaur
}
type Mutation {
addDinosaur(name: String, description: String): Dinosaur
removeDinosaur(_id: String): Dinosaur
}