prism-merge v2.0.0 released!

🏷️ release prism-merge 🏷️ v2.0.0

2.0.0 - 2026-02-19

• TAG: v2.0.0
• COVERAGE: 97.26% – 780/802 lines in 12 files
• BRANCH COVERAGE: 82.07% – 412/502 branches in 12 files
• 93.59% documented

Added

• Many new features inherited from ast-merge, and updated behaviors.
• FileAnalysis: Added #errors method for compatibility with SmartMergerBase
  • Returns @parse_result.errors for consistency with other FileAnalysis classes
  • Enables SmartMergerBase to properly create parse errors when valid? is false
• AGENTS.md

Changed

• appraisal2 v3.0.6
• kettle-test v1.0.10
• stone_checksums v1.0.3
• ast-merge v4.0.6
• tree_haver v5.0.5
• tree_stump v0.2.0
  • fork no longer required, updates all applied upstream
• SmartMerger: Added **options for forward compatibility
  • Now passes node_typing explicitly to SmartMergerBase instead of storing locally
  • Accepts additional options that may be added to base class in future
• FileAnalysis: Added **options for forward compatibility
  • Accepts additional options that may be added in future
  • Consistent with other *-merge gems’ FileAnalysis classes
• MergeResult: Added **options for forward compatibility
• ParseError: Updated constructor to accept base class signature
  • Now accepts optional message, errors:, content:, and parse_result: keywords
  • Compatible with Ast::Merge::ParseError signature while preserving parse_result attribute
  • Enables SmartMergerBase to create parse errors without Prism-specific knowledge
• Updated documentation on hostile takeover of RubyGems
  • https://dev.to/galtzo/hostile-takeover-of-rubygems-my-thoughts-5hlo
• BREAKING: Error classes now inherit from Ast::Merge base classes:
  • Prism::Merge::Error now inherits from Ast::Merge::Error (was StandardError)
  • Prism::Merge::ParseError now inherits from Ast::Merge::ParseError (was Prism::Merge::Error)
  • ParseError#errors attribute added (array of error objects from parse_result.errors)
  • Code using e.parse_result.errors should now use e.errors directly
  • parse_result attribute is still available for Prism-specific access

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