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Bill 9bd9e6b7ef docs: Add comprehensive implementation plan and task list for feature 001

2026-02-03 16:14:58 -07:00

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Implementation Tasks: Core AST Structure (Feature 001)

Feature: Core AST Structure for SemAnno Phase: Planning Complete → Ready for Phase 1 Execution Total Tasks: 26 Estimated Duration: 42-53 hours

Legend

[PHASE]: 0 (Research), 1 (Structure), 2 (Editors), 3 (Testing)
[PRIORITY]: P0 (blocker), P1 (must-have), P2 (should-have), P3 (nice-to-have)
[DURATION]: Estimated hours
[DEPENDS]: Task IDs that must complete first

Phase 0: Research & Exploration

RESEARCH-1: MPS Editor Design Patterns for Projections

Priority: P1 | Duration: 2h | Depends: None Status: Pending

Objective: Research how MPS languages support multiple projections (e.g., Python and C++ views on same AST).

Tasks:

Read MPS Language Design documentation on projection cells
Find 2-3 examples in jetbrains.mps.lang.* languages (e.g., editor, structure)
Document patterns: how are editors structured to allow runtime projection switching?
Create summary: "Editor Design Patterns" with code examples

Definition of Done:

Summary document created
At least 2 patterns identified and documented
Phase 1 editor design can proceed using these patterns

RESEARCH-2: Nested Type Composition in MPS

Priority: P1 | Duration: 2h | Depends: None Status: Pending

Objective: Verify that deeply nested type references don't cause circular dependencies or serialization issues.

Tasks:

Research MPS reference composition patterns
Test if Type → Type references can create lists[map[string, int]] without circular deps
Document: How to prevent cycles, how to serialize nested structures
Prepare example: 3-4 levels of nesting (list[map[string, optional[int]]])

Definition of Done:

Patterns documented
Circular reference prevention strategy clear
Example type hierarchy designed

RESEARCH-3: Annotation Attachment Patterns

Priority: P1 | Duration: 2h | Depends: None Status: Pending

Objective: Understand best practices for attaching multiple independent annotations to a single node.

Tasks:

Research multi-valued references in MPS
Study how jetbrains.mps.lang.core.structure handles attributes/annotations
Verify: Can a Function have [DerefStrategy, OptimizationLock, LangSpecific] simultaneously?
Document ordering, optional/required logic, removal behavior

Definition of Done:

Annotation design pattern documented
Multi-valued reference behavior verified
Phase 1 structure design can proceed

Phase 1: Core Structure Definition

TASK-1-1: Define Root & Container Concepts

Priority: P0 | Duration: 2h | Depends: None Phase: 1 Status: Pending

Objective: Define Module concept and establish container pattern.

Subtasks:

Create Module concept in SemAnno.structure.mps
- name: string property
- annotations: Annotation* reference (multi-valued)
- variables: Variable* reference (multi-valued)
- functions: Function* reference (multi-valued)
Verify MPS recognizes all properties and references
Mark concept as "root" in MPS (if applicable)

Definition of Done:

Module concept defined and saved
MPS structure editor shows concept without errors
All 4 features (name property, 3 references) visible in model tree

Review Criteria:

Concept name, property names match spec
References are multi-valued where appropriate
No red errors in MPS

TASK-1-2: Define Function & Parameter Concepts

Priority: P0 | Duration: 3h | Depends: TASK-1-1 Phase: 1 Status: Pending

Objective: Define Function and Parameter concepts with proper signature structure.

Subtasks:

Create Function concept
- name: string property
- parameters: Parameter* reference (multi-valued, ordered)
- returnType: Type reference (single)
- body: Statement* reference (multi-valued, ordered)
- annotations: Annotation* reference (multi-valued)
Create Parameter concept
- name: string property
- type: Type reference (single)
- defaultValue: Expression? reference (optional)
Verify Function.parameters and Parameter.type are composable
Test: Create Function, add 2 Parameters with types, set returnType

Definition of Done:

Function and Parameter concepts defined
Parameter ordering preserved
Type references are composable (Type → Type reference works)
Can create function with 2 parameters in test model without errors

TASK-1-3: Define Variable Concept

Priority: P0 | Duration: 1h | Depends: TASK-1-1 Phase: 1 Status: Pending

Objective: Define Variable concept for module and local variables.

Subtasks:

Create Variable concept
- name: string property
- type: Type reference (single)
- initializer: Expression? reference (optional)
- annotations: Annotation* reference (multi-valued)
Ensure Variable can be added to Module.variables
Test: Create Module → add Variable with type and initializer

Definition of Done:

Variable concept defined
Can be added to Module and function scopes
No errors in test model

TASK-1-4: Define All Statement Concepts

Priority: P0 | Duration: 5h | Depends: TASK-1-2 Phase: 1 Status: Pending

Objective: Define abstract Statement parent and 7 concrete statement types.

Subtasks:

Create abstract Statement concept (parent)
Create concrete statement concepts:
- Block: statements: Statement* (multi-valued)
- Assignment: target: Expression, value: Expression
- IfStatement: condition: Expression, thenBranch: Statement*, elseBranch: Statement? (optional)
- WhileLoop: condition: Expression, body: Statement*
- ForLoop: iteratorName: string property, iterable: Expression, body: Statement*
- Return: value: Expression? (optional)
- ExpressionStatement: expression: Expression
Verify inheritance hierarchy (all inherit from Statement)
Test: Create function → add each statement type to body
Test nesting: Block → Assignment → BinaryOperation expression
Verify statement ordering is preserved

Definition of Done:

All 7 concrete statement types defined
All inherit from Statement parent
Can create function with mixed statement types
Nesting works (statements inside blocks, expressions inside statements)
No errors in test model

Review Criteria:

All statement types from spec are defined
Abstract Statement parent established
Multi-valued statement references are ordered
Optional references (elseBranch, return value) work correctly

TASK-1-5: Define All Expression Concepts

Priority: P0 | Duration: 5h | Depends: TASK-1-4 Phase: 1 Status: Pending

Objective: Define abstract Expression parent and 13 concrete expression types.

Subtasks:

Create abstract Expression concept (parent)
Create concrete expression concepts:
- BinaryOperation: operator: string, left: Expression, right: Expression
- UnaryOperation: operator: string, operand: Expression
- FunctionCall: functionName: string, arguments: Expression* (multi-valued)
- VariableReference: variableName: string
- IntegerLiteral: value: integer
- FloatLiteral: value: float
- StringLiteral: value: string
- BooleanLiteral: value: boolean
- NullLiteral: (no properties)
- ListLiteral: elements: Expression* (multi-valued)
- IndexAccess: target: Expression, index: Expression
- MemberAccess: target: Expression, memberName: string
Verify inheritance hierarchy
Test: Create Assignment with BinaryOperation on right side
Test nesting: FunctionCall → BinaryOperation arguments
Test all literal types can be created

Definition of Done:

All 13 concrete expression types defined
All inherit from Expression parent
Can create complex nested expressions
Literals can be created and have correct value types
No errors in test model

Review Criteria:

All expression types from spec defined
Abstract Expression parent established
Expression nesting works (expressions contain expressions)
Operator strings work as properties
Argument lists for FunctionCall are ordered

TASK-1-6: Define All Type Concepts

Priority: P0 | Duration: 4h | Depends: TASK-1-3 Phase: 1 Status: Pending

Objective: Define abstract Type parent and 8 concrete type types with composition support.

Subtasks:

Create abstract Type concept (parent)
Create concrete type concepts:
- PrimitiveType: kind: enum {int, float, string, bool}
- ListType: elementType: Type (reference)
- SetType: elementType: Type (reference)
- MapType: keyType: Type, valueType: Type
- TupleType: elementTypes: Type* (multi-valued, ordered)
- ArrayType: elementType: Type, size: Expression
- OptionalType: innerType: Type
- CustomType: typeName: string
Verify Type → Type references are composable
Test: Create type "list[map[string, int]]" by composition
Test: Create type "optional[tuple[int, string, bool]]"
Verify no circular reference issues
Test: Create Variable with complex type, render in editor

Definition of Done:

All 8 concrete type types defined
Type references are fully composable (ListType.elementType → MapType.keyType → PrimitiveType)
Can create complex nested types without errors
PrimitiveType enum values work correctly
No circular reference issues detected

Review Criteria:

All type types from spec defined
Type composition works (type → type → type nesting)
Enum values for PrimitiveType are: int, float, string, bool
ArrayType.size accepts Expression references
TupleType elementTypes preserve order

TASK-1-7: Define All Annotation Concepts

Priority: P1 | Duration: 3h | Depends: TASK-1-2, TASK-1-5 Phase: 1 Status: Pending

Objective: Define abstract Annotation parent and 3 concrete annotation types.

Subtasks:

Create abstract Annotation concept (parent, optional for extensibility)
Create concrete annotation concepts:
- DerefStrategy:
  - strategy: enum {imperative, streamed, batched, content_addressed}
  - derefTime: Expression? (optional)
  - derefLocation: string? (optional)
  - owner: string? (optional)
- OptimizationLock:
  - lockedBy: string
  - lockReason: string
  - lockLevel: enum {warning, soft, hard}
  - affectedStrategies: string* (multi-valued)
  - timestamp: string
- LangSpecific:
  - language: enum {python, cpp, rust}
  - idiomType: string
  - rawSyntax: string
  - semanticHint: string? (optional)
  - position: enum {before, after, wrapping}
Verify annotations can be attached to Function.annotations
Test: Create Function with 1 DerefStrategy annotation
Test: Create Variable with 1 LangSpecific annotation
Test: Attach multiple annotations to same node

Definition of Done:

All 3 concrete annotation types defined
Optional properties work (derefTime, owner, semanticHint)
Enum values are correct
Can attach annotations to functions and variables
Multi-valued affectedStrategies list works
No errors in test model

TASK-1-8: Define Constraints & Validation Rules

Priority: P1 | Duration: 2h | Depends: TASK-1-4, TASK-1-5, TASK-1-6 Phase: 1 Status: Pending

Objective: Create SemAnno.constraints.mps with basic validation to prevent invalid structures.

Subtasks:

Create SemAnno.constraints.mps model file
Define constraints:
- Statements can only appear in Statement* contexts (Block.statements, Function.body, etc.)
- Expressions can only appear in Expression contexts
- Types can only appear in Type contexts
- Statements cannot be direct children of Expression
- Expressions cannot be direct children of Statement (only in ExpressionStatement)
Add can-be-parent/can-be-child rules to prevent invalid structures
Test: Attempt to place a Statement inside an Expression context → should be blocked by constraint

Definition of Done:

SemAnno.constraints.mps created
Basic structural constraints defined
MPS enforces constraint violations
Invalid structures are rejected during creation

TASK-1-9: Create Test Model with Complex AST

Priority: P0 | Duration: 3h | Depends: TASK-1-7 Phase: 1 Status: Pending

Objective: Create SimpleExample.mps demonstrating all concept types.

Subtasks:

Create new SemAnno model file: languages/SemAnno/tests/SimpleExample.mps
Create Module with name "example"
Add 1 Function "sum" with:
- Parameters: items (list[int]), factor (float)
- returnType: float
- Body with 4 statements:
  - ForLoop: iterate items, assign accumulator
  - Assignment: result = accumulator * factor
  - IfStatement: if factor > 0 then return result, else return 0
  - Return: return result
Add 1 Variable: cache (optional[map[string, list[int]]])
Add annotations:
- DerefStrategy on function (strategy: batched)
- OptimizationLock on function (locked by "alice", reason "optimization")
- LangSpecific on variable (language: python, idiomType: "type_hint")
Save and reload model in MPS
Verify no errors, no warnings

Definition of Done:

SimpleExample.mps created with all concept types demonstrated
Model includes: Module, Function, Parameters, Variable, all Statement types, nested Expressions, nested Types, Annotations
Model loads and renders without errors
Model serializes and deserializes correctly
No red errors in MPS error list

Acceptance Criteria:

Module created with name
Function with 2 parameters, return type, body
Body contains ForLoop, Assignment, IfStatement, Return
Variable with complex nested type
All annotations attached and visible

Phase 1 Completion Checkpoint

Validation Checklist:

All 30+ concepts defined in SemAnno.structure.mps
SemAnno.constraints.mps created with validation rules
SimpleExample.mps created and loads without errors
MPS language rebuild: zero errors, zero warnings
All concept names match specification
All properties and references match specification

Approval: Ready to proceed to Phase 2 (Editors) only if all checkpoints pass.

Phase 2: Editor Definition

TASK-2-1: Define Module & Function Editors

Priority: P0 | Duration: 3h | Depends: TASK-1-2 Phase: 2 Status: Pending

Objective: Create editor definitions for Module, Function, Parameter concepts.

Subtasks:

Open SemAnno.editor.mps (create if needed)
Define Module editor:
- Render: "module" (blue keyword), space, name (editable property), newline
- List functions and variables vertically, indented
Define Function editor:
- Render: "def" (blue keyword), space, name, "(", parameters comma-separated, ")", space, "->", space, return type, ":", newline
- Body statements indented vertically
Define Parameter editor:
- Render: name, ":", space, type reference
Test in MPS:
- Create Module, add Function, add Parameters
- Verify rendering matches expected layout
- Verify indentation works

Definition of Done:

Module, Function, Parameter editors defined
Editors render with proper syntax highlighting (blue keywords)
Indentation works for nested structures
Parameters display comma-separated
Return type reference is selectable

TASK-2-2: Define All Statement Editors

Priority: P0 | Duration: 5h | Depends: TASK-2-1 Phase: 2 Status: Pending

Objective: Create editor definitions for all 7 statement types.

Subtasks:

Define Block editor:
- Render statements vertically, indented
Define Assignment editor:
- Render: target, space, "=", space, value
Define IfStatement editor:
- Render: "if" (blue), space, condition, ":", newline
- Then-branch indented
- Optional "else:" (blue), newline, else-branch indented
Define WhileLoop editor:
- Render: "while" (blue), space, condition, ":", newline, body indented
Define ForLoop editor:
- Render: "for" (blue), space, iteratorName, space, "in" (blue), space, iterable, ":", newline, body indented
Define Return editor:
- Render: "return" (blue), space, optional value expression
Define ExpressionStatement editor:
- Render: expression
Test: Create function with mixed statements, verify layout

Definition of Done:

All 7 statement editors defined
Syntax highlighting applied (keywords in blue)
Indentation rendered correctly for nested statements
Optional branches (else, return value) display when present, hidden when absent

TASK-2-3: Define All Expression Editors

Priority: P0 | Duration: 4h | Depends: TASK-2-2 Phase: 2 Status: Pending

Objective: Create editor definitions for all 13 expression types.

Subtasks:

Define BinaryOperation editor:
- Render: left, space, operator, space, right
Define UnaryOperation editor:
- Render: operator, operand
Define FunctionCall editor:
- Render: functionName, "(", arguments comma-separated, ")"
Define VariableReference editor:
- Render: variableName
Define Literal editors (5 types):
- IntegerLiteral: value (number color - magenta)
- FloatLiteral: value (number color - magenta)
- StringLiteral: '"', value (string color - green), '"'
- BooleanLiteral: value (keyword color - blue)
- NullLiteral: "None" or "null" (keyword color - blue)
Define ListLiteral editor:
- Render: "[", elements comma-separated, "]"
Define IndexAccess editor:
- Render: target, "[", index, "]"
Define MemberAccess editor:
- Render: target, ".", memberName
Test: Create complex nested expressions, verify rendering

Definition of Done:

All 13 expression editors defined
Syntax coloring applied (keywords blue, strings green, numbers magenta)
Operators and operands display correctly
Nested expressions render with proper precedence indication
Literals render with appropriate colors

TASK-2-4: Define All Type Editors

Priority: P0 | Duration: 3h | Depends: TASK-2-3 Phase: 2 Status: Pending

Objective: Create editor definitions for all 8 type types.

Subtasks:

Define PrimitiveType editor:
- Render: kind enum value (int, float, string, bool)
Define ListType editor:
- Render: "list" (blue), "[", elementType, "]"
Define SetType editor:
- Render: "set" (blue), "[", elementType, "]"
Define MapType editor:
- Render: "map" (blue), "[", keyType, ",", space, valueType, "]"
Define TupleType editor:
- Render: "tuple" (blue), "[", elementTypes comma-separated, "]"
Define ArrayType editor:
- Render: elementType, "[", size expression, "]"
Define OptionalType editor:
- Render: innerType, "?"
Define CustomType editor:
- Render: typeName
Test: Create complex nested types (list[map[string, optional[int]]]), verify rendering

Definition of Done:

All 8 type editors defined
Type keywords rendered in blue
Nested types render naturally (list[map[...]])
Type references are selectable
Composition works (can select complex types)

TASK-2-5: Define Annotation Editors

Priority: P1 | Duration: 2h | Depends: TASK-2-4 Phase: 2 Status: Pending

Objective: Create editor definitions for all 3 annotation types.

Subtasks:

Define DerefStrategy editor:
- Render: "@deref" (gray), "(", strategy enum, optional properties as sub-lines, ")"
Define OptimizationLock editor:
- Render: "@lock" (gray), "(", properties comma-separated, ")"
- Include: lockedBy, lockReason, lockLevel, affectedStrategies, timestamp
Define LangSpecific editor:
- Render: "@lang_specific" (gray), "(", language, ",", idiomType, ",", rawSyntax, optional properties, ")"
Test: Create function with each annotation type, verify rendering near function

Definition of Done:

All 3 annotation editors defined
Annotation keywords in gray/italic (distinguishes from code)
Enum values display correctly
Optional properties hidden when absent
Annotations render attached to parent node

TASK-2-6: Editor Testing & Refinement in MPS

Priority: P0 | Duration: 3h | Depends: TASK-2-5 Phase: 2 Status: Pending

Objective: Rebuild language in MPS, test editors interactively, fix issues.

Subtasks:

Rebuild SemAnno language in MPS
- Check for cell model errors
- Verify no "missing editor" errors
Open SimpleExample.mps and manually verify:
- Module renders correctly (name, lists functions/variables)
- Function renders with "def", name, parameters, return type, body
- All statements render with proper indentation and syntax highlighting
- All expressions render correctly (operators, operands, nesting)
- All types render correctly (composition, nesting)
- Annotations render near their nodes
Test interactive editing:
- Create new Module, add Function by adding statements
- Edit statement properties (if condition, loop iterator, etc.)
- Edit expression operators and operands
- Change types by selecting from dropdown
- Navigate between references (e.g., click parameter type → jump to Variable definition)
Fix any rendering issues:
- Indentation not working → adjust cell layout
- Colors not applying → verify color codes
- References not selectable → verify reference cell type
Document any workarounds or editor-specific behavior

Definition of Done:

Language rebuilds with zero errors, zero warnings
All editors render without errors
Interactive editing works (properties editable, references selectable)
All syntax highlighting and indentation work correctly
SimpleExample.mps renders as designed

Acceptance Criteria:

Language rebuild: zero errors
All concepts have working editors
Indentation works for nested structures
Syntax highlighting works (blue keywords, green strings, magenta numbers)
Properties can be edited inline
References are selectable

Phase 2 Completion Checkpoint

Validation Checklist:

All concept editors defined in SemAnno.editor.mps
MPS language rebuild: zero errors, zero warnings
SimpleExample.mps renders without editor errors
Manual AST creation works (can add statements, expressions, types)
Syntax highlighting and indentation correct
All references are selectable and navigable

Approval: Ready to proceed to Phase 3 (Testing) only if all checkpoints pass.

Phase 3: Integration & Testing

TASK-3-1: Create Extended Test Models

Priority: P1 | Duration: 3h | Depends: TASK-2-6 Phase: 3 Status: Pending

Objective: Create 3-5 test models demonstrating various AST structures.

Subtasks:

Create SimpleFunction.mps: Basic function (no loops, minimal types)
- Function: greet(name: string) -> string
- Body: Return StringLiteral
Create ComplexFunction.mps: Nested control flow
- Function with ForLoop → IfStatement → BinaryOperation
- Demonstrates statement nesting
Create NestedTypes.mps: Complex type structures
- Variables with types: list[map[string, optional[int]]], tuple[int, string, bool]
- Demonstrates type composition
Create WithAnnotations.mps: Full example with annotations
- Function with DerefStrategy, OptimizationLock, LangSpecific
- Variables with annotations
- Demonstrates annotation attachment
Save all models and verify load without errors

Definition of Done:

5 test models created
Each demonstrates different AST features
All load and render without errors
Each model documents its purpose in comments (if MPS supports)

TASK-3-2: Test Model Serialization Round-Trips

Priority: P0 | Duration: 2h | Depends: TASK-3-1 Phase: 3 Status: Pending

Objective: Verify models persist correctly and don't corrupt on save/reload.

Subtasks:

For each test model:
- Save model to disk (automatic via MPS)
- Close MPS completely
- Reopen MPS and reload project
- Reload each test model
- Verify no errors, warnings, or corrupted nodes
- Verify content matches what was saved
Test model properties:
- All string properties preserved correctly
- All enum values preserved
- All references intact (no broken links)
- Statement and type ordering preserved
Document any serialization quirks or issues found

Definition of Done:

All test models round-trip successfully (save → close → reopen → load)
No corruption or data loss detected
Content and structure verified after reload

TASK-3-3: Quality & Correctness Verification

Priority: P0 | Duration: 2h | Depends: TASK-3-2 Phase: 3 Status: Pending

Objective: Run comprehensive checks to ensure language quality.

Subtasks:

Rebuild SemAnno language in MPS:
- Check for zero errors, zero warnings
- Verify all concept definitions are complete
- Verify all editor definitions are complete
Run MPS consistency checks on all test models:
- Check for dangling references
- Check for orphaned nodes
- Verify hierarchy is valid
Test constraint enforcement:
- Attempt to create invalid structure (e.g., Statement as Expression)
- Verify constraint blocks it
Document findings: Are there any edge cases or limitations?

Definition of Done:

Language rebuild: zero errors, zero warnings
All test models pass consistency checks
Constraints work as designed
No unresolved issues

TASK-3-4: Write Quickstart Guide

Priority: P1 | Duration: 2h | Depends: TASK-3-3 Phase: 3 Status: Pending

Objective: Document how to create AST in SemAnno for future users.

Deliverable: languages/SemAnno/QUICKSTART.md

Contents:

Overview: What is SemAnno, what can you do with it
Step-by-step guide: Create first Module
- Create new model file
- Add Module concept
- Set module name
Create first Function
- Add Function to Module.functions
- Set function name, return type
- Add parameters
Create statements and expressions
- Add statements to function body
- Show examples: ForLoop, Assignment, Return
- Show expression examples: BinaryOperation, FunctionCall
Work with types
- Create primitive type
- Create nested type (list[map[...]])
- Show how types compose
Add annotations
- Attach DerefStrategy to function
- Attach OptimizationLock to variable
Tips & tricks
- How to navigate references
- How to edit properties
- Keyboard shortcuts (if any)
Examples section
- Link to test models (SimpleFunction.mps, ComplexFunction.mps, etc.)
- Show rendered output for each

Definition of Done:

QUICKSTART.md created
All major workflows documented
Step-by-step instructions clear
Examples provided with screenshots or ASCII renderings
No unexplained concepts

TASK-3-5: Prepare for Phase 2 Features (Python/C++ Projections)

Priority: P2 | Duration: 1h | Depends: TASK-3-4 Phase: 3 Status: Pending

Objective: Document how Phase 2 features will extend core AST.

Deliverable: languages/SemAnno/NEXT_PHASES.md

Contents:

Overview: What comes next (Python Projection, C++ Projection, Tree-sitter Import)
Python Projection (Week 3-4):
- Will extend editors to show Python-syntax rendering
- Will add Python text generator
- Will not change core AST structure
- Dependencies: This feature (core AST structure)
C++ Projection (Week 5-6):
- Will extend editors to show C++-syntax rendering
- Will add C++ text generator
- Will add deref strategy translation
- Dependencies: This feature + Python Projection
Tree-sitter Import (Week 7-8):
- Will add behavior model (SemAnno.behavior.mps) with import logic
- Will integrate tree-sitter-python and tree-sitter-cpp
- Will parse source files into AST
- Dependencies: This feature + both projections
Warning System (Week 9-10):
- Will add OptimizationLock enforcement logic
- Will add warning UI to editors
- Will add provenance tracking
- Dependencies: All previous features
Blockers or constraints for next phases (if any)

Definition of Done:

NEXT_PHASES.md created
Clear roadmap for future features
Dependencies documented
No surprises in Phase 2+ implementation

Phase 3 Completion Checkpoint

Validation Checklist:

5 test models created (SimpleFunction, ComplexFunction, NestedTypes, WithAnnotations, etc.)
All models load and render without errors
Serialization round-trips work (save → close → reopen)
Language rebuild: zero errors, zero warnings
Consistency checks pass
Constraints work as designed
Quickstart guide complete and clear
NEXT_PHASES.md prepared

Approval: Feature 001 (Core AST Structure) is COMPLETE and ready for merge to parent branch.

Summary

Total Tasks: 26 Phases: 3 (Research, Implementation, Testing) Estimated Duration: 42-53 hours Status: Ready for execution

Next Step: Begin Phase 1 (TASK-1-1) with core structure definition.

Approval Signature

Once all tasks are complete and checkpoints pass:

Feature: 001 - Core AST Structure
Status: ✅ COMPLETE
Merged to: sprint-1-ast-redesign (parent branch)
Timestamp: [Completion date]

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Implementation Tasks: Core AST Structure (Feature 001)

Legend

Phase 0: Research & Exploration

RESEARCH-1: MPS Editor Design Patterns for Projections

RESEARCH-2: Nested Type Composition in MPS

RESEARCH-3: Annotation Attachment Patterns

Phase 1: Core Structure Definition

TASK-1-1: Define Root & Container Concepts

TASK-1-2: Define Function & Parameter Concepts

TASK-1-3: Define Variable Concept

TASK-1-4: Define All Statement Concepts

TASK-1-5: Define All Expression Concepts

TASK-1-6: Define All Type Concepts

TASK-1-7: Define All Annotation Concepts

TASK-1-8: Define Constraints & Validation Rules

TASK-1-9: Create Test Model with Complex AST

Phase 1 Completion Checkpoint

Phase 2: Editor Definition

TASK-2-1: Define Module & Function Editors

TASK-2-2: Define All Statement Editors

TASK-2-3: Define All Expression Editors

TASK-2-4: Define All Type Editors

TASK-2-5: Define Annotation Editors

TASK-2-6: Editor Testing & Refinement in MPS

Phase 2 Completion Checkpoint

Phase 3: Integration & Testing

TASK-3-1: Create Extended Test Models

TASK-3-2: Test Model Serialization Round-Trips

TASK-3-3: Quality & Correctness Verification

TASK-3-4: Write Quickstart Guide

TASK-3-5: Prepare for Phase 2 Features (Python/C++ Projections)

Phase 3 Completion Checkpoint

Summary

Approval Signature

29 KiB

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