make `includeDeprecated` non nullable

At a glance

• Identifier: #1142
• Stage: RFC 3 / Accepted
• Champion: @martinbonnin
• Latest activity: Added to WG agenda on 2025-05-01
• Spec PR: https://github.com/graphql/graphql-spec/pull/1142
• Related:
  • #1040

Spec PR description

• graphql-js PR: https://github.com/graphql/graphql-js/pull/4354

In the same spirit as https://github.com/graphql/graphql-spec/pull/1040, make includeDeprecated non-nullable in the introspection schema.

I don't think there is ever a reason to passe includeDeprecated: null?

Timeline

• Added to WG agenda on 2025-05-01
• Added to WG agenda on 2025-04-03
• Added to WG agenda on 2025-03-06
• Spec PR created on 2025-03-04 by martinbonnin
• Commit pushed on 2025-03-04 by martinbonnin: make includeDeprecated non nullable