possible-type-extension

✅ The "extends": "plugin:@graphql-eslint/schema-recommended" property in a configuration file enables this rule.

💡 This rule provides suggestions 

• Category: Schema
• Rule name: @graphql-eslint/possible-type-extension
• Requires GraphQL Schema: true ℹ️
• Requires GraphQL Operations: false ℹ️

A type extension is only valid if the type is defined and has the same kind.

This rule is a wrapper around a graphql-js validation function.

Resources

• Rule source 
• Test source