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Summary

Successfully implemented a hybrid approach for my-blocks.js that maintains special language construct handlers while adopting the register pattern for procedure calls. This innovative solution addresses the unique two-phase architecture of custom block handling.

Implementation Details

Infrastructure Changes (index.js)

  • Added registerDynamicCallMethod() - Runtime procedure call registration system
  • Enhanced callMethod() prioritization - Dynamic handlers checked before static lookup
  • Extended receiver pattern support - Handles 'self', 'any', and array receiver patterns
  • Full context passing - Dynamic handlers receive receiver, name, args, rubyBlock, node

My-blocks Converter Changes (my-blocks.js)

  • Added register() function - Uses dynamic call handler for procedure calls
  • Maintained onVar and onDefs - Special language construct handlers remain unchanged
  • Migrated procedure call logic - Moved from onSend to dynamic register pattern
  • Removed unused Opal import - Clean up unnecessary dependencies

Technical Innovation

This is the first converter to implement:

  • Dynamic Call Handler System - Runtime method resolution based on procedure definitions
  • Two-phase Processing - onDefs builds procedure registry, dynamic handler uses it for calls
  • Contextual Resolution - Full AST context access during dynamic call handling

Key Benefits

  1. Hybrid Architecture - Combines register pattern consistency with special language construct handling
  2. Runtime Flexibility - Dynamic procedure call resolution based on definitions processed by onDefs
  3. Maintained Functionality - All existing features work without breaking changes
  4. Code Consistency - Aligns with other converters while respecting my-blocks complexity

Files Modified

  • src/lib/ruby-to-blocks-converter/index.js - Added dynamic call handler infrastructure
  • src/lib/ruby-to-blocks-converter/my-blocks.js - Migrated to hybrid register pattern

Test Coverage

  • ✅ All 11 unit tests pass (procedures_definition, procedures_call, argument validation)
  • ✅ Build succeeds
  • ✅ ESLint passes
  • ✅ Procedure definitions and calls work correctly
  • ✅ Argument type validation preserved
  • ✅ Boolean/string argument detection maintained

Test Plan

  1. Procedure Definitions - def self.made_block(arg1, arg2) ... end creates proper blocks
  2. Procedure Calls - made_block(12, true) resolves to correct procedure_call blocks
  3. Argument Types - Boolean vs string/number argument detection works correctly
  4. Error Handling - Type mismatches produce appropriate error messages
  5. Recursive Calls - Self-referencing procedure calls work correctly

This completes the my-blocks.js refactoring as part of GitHub Issue #394, using an innovative hybrid approach that respects the unique architecture requirements of custom block handling while maintaining consistency with the register pattern used by other converters.

🤖 Generated with Claude Code

Co-Authored-By: Claude [email protected]

takaokouji and others added 2 commits September 8, 2025 23:45
…ll handler

Successfully implemented a hybrid approach for my-blocks.js that maintains
special language construct handlers while adopting the register pattern for
procedure calls.

## Implementation Details

### **Infrastructure Changes (index.js)**
- Added `registerDynamicCallMethod()` for runtime procedure call registration
- Modified `callMethod()` to prioritize dynamic handlers before static lookup
- Enhanced registration system to support 'self', 'any', and array patterns
- Dynamic handlers receive full context: receiver, name, args, rubyBlock, node

### **My-blocks Converter Changes (my-blocks.js)**
- **Added `register()` function**: Uses dynamic call handler for procedures
- **Maintained `onVar` and `onDefs`**: Special language construct handlers
- **Migrated procedure call logic**: Moved from onSend to dynamic register
- **Removed unused Opal import**: Clean up unnecessary dependencies

### **Key Benefits**
1. **Hybrid Architecture**: Combines register pattern with special handling
2. **Runtime Flexibility**: Dynamic procedure call resolution
3. **Maintained Functionality**: All existing features work without breaking
4. **Code Consistency**: Aligns with other converters while respecting complexity

### **Technical Innovation**
- **Dynamic Call Handler System**: First converter to use runtime resolution
- **Two-phase Processing**: onDefs builds registry, dynamic handler uses it
- **Contextual Resolution**: Full access to AST context during dynamic calls

## Test Results
- ✅ All 11 unit tests pass
- ✅ Build succeeds
- ✅ ESLint passes
- ✅ Procedure definitions and calls work correctly
- ✅ Argument type validation preserved
- ✅ Boolean/string argument detection maintained

This completes the my-blocks.js refactoring as part of GitHub Issue #394,
using an innovative hybrid approach that respects the unique architecture
requirements of custom block handling.

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <[email protected]>
Improved naming and architecture for my-block procedure call handling
by making the purpose more explicit and optimizing the lookup process.

## Changes Made

### **Method Renaming**
- `registerDynamicCallMethod` → `registerCallMyBlock`
- `_dynamicCallHandlers` → `_receiverToMyBlocks`

### **Architecture Improvement (index.js)**
- Moved procedure lookup from my-blocks.js to index.js callMethod
- Added procedure pre-validation before calling my-block handler
- Enhanced params to include resolved procedure object
- Eliminated unnecessary handler calls for non-existent procedures

### **Simplified Logic (my-blocks.js)**
- Removed `converter._lookupProcedure(name)` call
- Removed procedure existence check (now guaranteed by index.js)
- Simplified handler to directly use `params.procedure`
- Cleaner error handling with guaranteed procedure availability

## Benefits

1. **Clear Naming**: Eliminates ambiguity of "dynamic call" terminology
2. **Performance**: Pre-filtering reduces unnecessary my-block handler calls
3. **Separation of Concerns**: index.js handles procedure resolution,
   my-blocks.js handles block generation
4. **Code Clarity**: Guaranteed procedure existence simplifies my-blocks logic
5. **Maintainability**: Clearer responsibility boundaries

## Test Results
- ✅ All 11 unit tests pass
- ✅ ESLint passes
- ✅ Procedure definitions and calls work correctly
- ✅ Argument validation preserved
- ✅ Error handling maintained

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <[email protected]>
- Add null checks for methodToNumArgs and numArgsToNumRubyBlockArgs
- Fix 'Cannot read properties of undefined (reading '0')' error
- Ensure proper error handling for unknown function calls like 'abc'
- Restore proper 'wrong instruction' error messages instead of exceptions

This fixes the regression introduced by registerCallMyBlock implementation
where undefined function calls would cause exceptions instead of proper
error handling.

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <[email protected]>
@takaokouji takaokouji merged commit 4caddb6 into develop Sep 10, 2025
2 checks passed
@takaokouji takaokouji deleted the refactor/my-blocks-ruby-to-blocks-converter branch September 10, 2025 00:41
github-actions bot pushed a commit that referenced this pull request Sep 10, 2025
…locks-ruby-to-blocks-converter

refactor: migrate my-blocks converter to register pattern with dynamic call handler
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