GraphQL_schemas_and_types.jl

GraphQL_schemas_types.jl

# Object types and fields

struct Character
  name::String
  appearsIn::EpisodeArray
end

# Arguments

mutable struct Starship
  id::ID
  name::String
  length::Float
end

# Query and mutation types

mutable struct Schema
  query::Query
  mutation::Mutation
end

# Scalar types (not necessary because Julia already has them?)
# see https://graphql.org/learn/schema/#scalar-types

# Enumeration types (are sets in Julia, also not necessary?)
# see https://graphql.org/learn/schema/#enumeration-types

# Lists and non-null

# SHOULD be used for a null list that can't have null elements, and non-null list that can contain null elements
# not behaving as desired
a = [1, ]
ismissing(a) # a is an Array

# Interfaces