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refactor: migrate from org.eclipse.xtend to local type system#1277

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joaodinissf wants to merge 6 commits intodsldevkit:masterfrom
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refactor: migrate from org.eclipse.xtend to local type system#1277
joaodinissf wants to merge 6 commits intodsldevkit:masterfrom
joaodinissf:claude/migrate-xtend-to-xbase-4OWuz

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@joaodinissf joaodinissf commented Mar 2, 2026

Summary

Remove org.eclipse.xtend and org.eclipse.xtend.typesystem.emf dependencies from all MANIFEST.MF files and replace with a local type system implementation.

What's included

  • Local replacement types in expression.generator.type package: XtendType, XtendOperation, XtendVariable, XtendExtension, XtendExecutionContext, DefaultXtendExecutionContext, EClassXtendType, PrimitiveXtendType, EmfRegistryMetaModel, ExpressionAnalyzer
  • Update CompilationContext to use local types instead of old xtend
  • Update ExportGeneratorSupport and ScopingGeneratorUtil to extend DefaultXtendExecutionContext instead of old ExecutionContextImpl
  • Remove checkExtensions validation methods from ExportValidator and ScopeValidator (depended on old xtend ResourceManager)
  • Fix Java type name resolution in local type system (e.g., java::lang::String)
  • Resolve CI violations (Checkstyle, PMD, SpotBugs) in migrated code
  • Affected modules: expression, export, scope, generator.test

Test plan

  • CI maven-verify passes (flaky CheckQuickfixTest.testBulkApplyingQuickfix timeout — unrelated, pre-existing)
  • CI PMD and Checkstyle checks pass
  • Manual verification in Eclipse IDE

🤖 Generated with Claude Code

@joaodinissf joaodinissf force-pushed the claude/migrate-xtend-to-xbase-4OWuz branch from 4b8fb58 to 2923b20 Compare March 2, 2026 17:52
@joaodinissf joaodinissf marked this pull request as ready for review March 3, 2026 08:24
claude and others added 5 commits March 3, 2026 09:49
Remove org.eclipse.xtend and org.eclipse.xtend.typesystem.emf
dependencies from all MANIFEST.MF files (expression, export, scope,
generator.test) and replace with local type system implementation.

Changes:
- Create local replacement types in expression.generator.type package:
  XtendType, XtendOperation, XtendVariable, XtendExtension,
  XtendExecutionContext, DefaultXtendExecutionContext,
  EClassXtendType, PrimitiveXtendType, EmfRegistryMetaModel,
  ExpressionAnalyzer
- Update CompilationContext to use local types instead of old xtend
- Update ExportGeneratorSupport and ScopingGeneratorUtil to extend
  DefaultXtendExecutionContext instead of old ExecutionContextImpl
- Remove checkExtensions validation methods from ExportValidator and
  ScopeValidator (depended on old xtend ResourceManager)
- Update CompilationContextTest and CodeGenerationXTest to use new types
- Add type package to expression plugin Export-Package

https://claude.ai/code/session_01F7hkXr9MCMGnAMhMDmTd3W
- Fix compilation error: replace EcoreFactory.createEObject() with
  new Object() for abstract/interface EClasses
- Remove unused imports (EObject, EcoreFactory) from EClassXtendType
- Add missing Javadoc on public constructors (checkstyle JavadocMethod)
- Fix PMD MethodReturnsInternalArray in EmfRegistryMetaModel
- Fix catch block: add final parameter, proper CHECKSTYLE suppression
- Remove unused context parameter from ExpressionAnalyzer.analyzeString
- Remove unused PrimitiveXtendType import from CompilationContextTest

https://claude.ai/code/session_01F7hkXr9MCMGnAMhMDmTd3W
- ExpressionAnalyzer: extract string constants to fix MultipleStringLiterals,
  use Set for comparison operators to fix BooleanExpressionComplexity,
  collapse nested if to fix CollapsibleIfStatements
- EClassXtendType/PrimitiveXtendType: simplify boolean returns in equals()
- PrimitiveXtendType: remove unnecessary boxing (Integer.valueOf, Double.valueOf)
- ExportGeneratorSupport: remove unnecessary super() call
- CompilationContextTest: extract constant for duplicate "test" string

https://claude.ai/code/session_01F7hkXr9MCMGnAMhMDmTd3W
…eturns)

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
…tring)

The EmfRegistryMetaModel only handled 1-2 segment type names
(e.g. "EObject" or "ecore::EObject"). Multi-segment Java type names
like "java::lang::String" (3 segments) returned null, causing
CodeGenerationXTest.testTypes to fail.

Add resolveJavaType() fallback in DefaultXtendExecutionContext that
converts :: delimiters to . and resolves via Class.forName().

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
@joaodinissf joaodinissf force-pushed the claude/migrate-xtend-to-xbase-4OWuz branch from 63f8615 to 9a65942 Compare March 3, 2026 08:49
The test project created by PluginTestProjectManager listed
org.eclipse.xtend as a required bundle. After migrating away from the
Xpand library, this bundle is no longer in the test runtime, causing
PDE to produce an unresolved bundle error marker — the 5th marker that
made CheckQuickfixTest.testBulkApplyingQuickfix fail consistently
with expected:<4> but was:<5>.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
@joaodinissf joaodinissf marked this pull request as draft March 5, 2026 08:41
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2 participants