TODO.txt

3 - Type System - Done (increment updates only)
  3.1 - Types
    3.1.1 - Scalars
      3.1.1.1 - Int
      3.1.1.2 - Float
      3.1.1.3 - String
      3.1.1.4 - Boolean
      3.1.1.5 - ID
    3.1.2 - Objects
      3.1.2.1 - Object Field Arguments
      3.1.2.2 - Object Field deprecation
      3.1.2.3 - Object type validation
    3.1.3 - Interfaces
      3.1.3.1 - Interface type validation
    3.1.4 - Unions
      3.1.4.1 - Union type validation
    3.1.5 - Enums
    3.1.6 - Input Objects
      3.1.6.1 - Input Object type validation
    3.1.7 - Lists - DONE
    3.1.8 - Non-Null - DONE
  3.2 - Directives - DONE
    3.2.1 - @skip - DONE
    3.2.2 - @include - DONE
  3.3 - Initial types

4 - Introspection - TODO
  4.1 - General Principles - TODO
    4.1.1 - Naming conventions - TODO
    4.1.2 - Documentation - TODO
    4.1.3 - Deprecation - TODO
    4.1.4 - Type Name Introspection - TODO
  4.2 - Schema Introspection - TODO
    4.2.1 - The __Type Type - TODO
    4.2.2 - Type Kinds - TODO
      4.2.2.1 - Scalar - TODO
      4.2.2.2 - Object - TODO
      4.2.2.3 - Union - TODO
      4.2.2.4 - Interface - TODO
      4.2.2.5 - Enum - TODO
      4.2.2.6 - Input Object - TODO
      4.2.2.7 - List - TODO
      4.2.2.8 - Non-Null - TODO
      4.2.2.9 - Combining List and Non-Null - TODO
    4.2.3 - The __Field Type - TODO
    4.2.4 - The __InputValue Type - TODO
    4.2.5 - The __EnumValue Type - TODO
    4.2.6 - The __Directive Type - TODO

5 - Validation - DONE (Mutation left)
  5.1 - Operations
    5.1.1 - Named Operation Definitions
      5.1.1.1 - Operation Name Uniqueness
    5.1.2 - Anonymous Operation Definitions
      5.1.2.1 - Lone Anonymous Operation
  5.2 - Fields
    5.2.1 - Field Selections on Objects, Interfaces, and Unions Types
    5.2.2 - Field Selection Merging
    5.2.3 - Leaf Field Selections
  5.3 - Arguments
    5.3.1 - Argument Names
    5.3.2 - Argument Uniqueness
    5.3.3 - Argument Values Type Correctness
      5.3.3.1 - Compatible Values
      5.3.3.2 - Required Non-Null Arguments
  5.4 - Fragments
    5.4.1 - Fragment Declarations
      5.4.1.1 - Fragment Name Uniqueness
      5.4.1.2 - Fragment Spread Type Existence
      5.4.1.3 - Fragments On Composite Types
      5.4.1.4 - Fragments Must Be Used
    5.4.2 - Fragment Spreads
      5.4.2.1 - Fragment spread target defined
      5.4.2.2 - Fragment spreads must not form cycles
      5.4.2.3 - Fragment spread is possible
        5.4.2.3.1 - Object Spreads In Object Scope
        5.4.2.3.2 - Abstract Spreads in Object Scope
        5.4.2.3.3 - Object Spreads In Abstract Scope
        5.4.2.3.4 - Abstract Spreads in Abstract Scope
  5.5 - Values
    5.5.1 - Input Object Field Uniqueness
  5.6 - Directives
    5.6.1 - Directives Are Defined
    5.6.2 - Directives Are In Valid Locations
    5.6.3 - Directives Are Unique Per Location
  5.7 - Variables
    5.7.1 - Variable Uniqueness
    5.7.2 - Variable Default Values Are Correctly Typed
    5.7.3 - Variables Are Input Types
    5.7.4 - All Variable Uses Defined
    5.7.5 - All Variables Used
    5.7.6 - All Variable Usages are Allowed

6 - Execution - Need more testing
  6.1 - Executing Requests
    6.1.1 - Validating Requests
    6.1.2 - Coercing Variable Values
  6.2 - Executing Operations
  6.3 - Executing Selection Sets
    6.3.1 - Normal and Serial Execution
    6.3.2 - Field Collection
  6.4 - Executing Fields
    6.4.1 - Coercing Field Arguments
    6.4.2 - Value Resolution
    6.4.3 - Value Completion
    6.4.4 - Errors and Non-Nullability

7 - Response - TODO
  7.1 - Serialization Format
    7.1.1 - JSON Serialization
  7.2 - Response Format
    7.2.1 - Data
    7.2.2 - Errors