Write release notes 0.43.0 #2917

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1. rodinaarssen

   assigned

   sungshik

   on Oct 6, 2026
2. sungshik commented on Oct 7, 2026

   

   sungshik

   on Oct 7, 2026

   Last edited by sungshik

   Contributor

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   PRs

   April

   • Properly cancel the rpc futures as to stop the client&server in the json-rpc tests #2768

   May

   • #2346 redone: a formatter for Rascal itself, plus the necessary improvements and stabilization in the Box formatter framework code. #2738 (10+ comments)
   • Define names uniformly #2770
   • Prepares the removal of the final annotation (Tree@\loc), including its definition and all of its uses.  #1974
   • Maintenance and fixes and additions on vis::Graphs and its users #2769 (10+ comments)
   • Added visualization of calculator/requirement dependencies and added dependencies #2762
   • Run the compiler test in parallel  #2726
   • Fix/overloaded field in field selection #2776
   • fix/remove-anno-code-from-compiler #2772
   • Fix/wrong module name #2781
   • Enforce that first argument of ModuleMessages is a logical loc #2785
   • Unify VFS interfaces #2641 (10+ comments)
   • Minor changes to reduce number of messages #2786
   • Updating dependencies to may 2026 released versions #2787

   June

   • Remote IDEServices: use parameter classes instead of positional parameters #2794
   • Implemented capabilities API on VFS #2792 (10+ comments)
   • Added helper function on capability and aligned resolveLocation name #2796
   • Preparing anno to kw param quickfix for inclusion in VScode #2793
   • The key in ModuleMessages is now always a physical location #2798
   • Fixed incorrect rewriting of m_imports[imp]?  #2799
   • More precise use-defs #2801
   • Improved hovers over syntax definition elements #2800
   • Only return external output resolver if the input resolver also goes to the external #2804

   July

   • parseModuleWithSpaces now translates Java ParseError to Rascal ParseError instead of a generic Rascal Java exception #2815
   • Make sure unknown URIs quickly throw an error instead of first going towards the remote registry #2805

   August

   • A cli rascal test runner for use from the maven plugin.  #2755 (10+ comments)
   • pre-checking was not happening due to a confusion between list[loc] and list[str] #2836
   • disabled interpreter and vallang assertions while testing compiler #2837
   • Bump org.jsoup:jsoup from 1.22.2 to 1.23.1 #2839
   • Fix broken path config constructor #2831
   • Bump org.jsoup:jsoup from 1.15.4 to 1.23.1 in /test/org/rascalmpl/util/maven/poms/rascal #2838
   • replaced surefire reports by language independent ctrf reports #2840
   • Fill the cache on the first run of mvn, such that later jobs won't have cache misses #2841
   • Update to typepal-0.17.0 #2846
   • Cleaned up some issues in the maven code #2843
   • In case of an case sensitive file system, probe for other cases in the maven resolver #2845
   • Add loading tests to JUnit suite. #2852
   • normalize in the right places #2857
   • Extract path config-based classpath computation #2847
   • Made sure project names from authorities where compared ignoring case #2851
   • Using latest vallang that normalizes scheme and authorities #2860
   • Check if the translated path is still correct, and clear the entry in case it failed #2862
   • Reapply "Merge branch 'main' into fix/logicallocs-in-compiler" #2863
   • Performance improvements typechecker #2849
   • Fix the implications of precise usedefs on the compiler #2865
   • Added missing "aempty" in various places #2864
   • Ability to run parsers for symbols like A*, A+, {A ","}+ and A? without introducing a dummy non-terminal #2809 (10+ comments)
   • Fix normalized hash test in case of collisions. #2870
   • added "formatter" to all functions that produce text edits directly #2872 (10+ comments)

   September

   • Remove std scheme #2828 (10+ comments)
   • Fixed file+jar literal #2876
   • Setting property during initialization of RascalShell to prevent log4j from complaining about a missing logging provider #2877
   • Use project root from path config #2854
   • fixes #2885 by introducing missing definitions in the abstract grammars. This must be reviewed by @tvdstorm #2887
   • XML tags and attributes should be parsed case-sensitively #2888
   • Signal a missing Rascal dependency during PathConfig calculation #2892
   • Improve util::reflective::pomXml #2891
   • Small tweaks to the pom.xml generation code #2893
   • Undefined keyword parameters: changed causes to fixes and added quick fixes #2896
   • if it is not a package the tutor should not use getRascalVersion because it does not work from the target folder. Instead it uses the explicit version parameter from the pom #2909
   • Using latest vallang #2911
   • Distinguish between cases "resolver doesn't exist" and "resolver does exist, but fails" when resolving logical locations #2901 (10+ comments)
   • Disabling a test that doesn't work #2914
   • Use unaliased static type in assignable statement #2913
3. jurgenvinju commented on Oct 7, 2026

   

   jurgenvinju

   on Oct 7, 2026

   Member

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   • needs recompile/re-release of all dependencies/libraries due to (binary) incompatible changes in the stdlib.

   👍React with 👍1Reacted by sungshik
4. sungshik commented on Oct 7, 2026

   

   sungshik

   on Oct 7, 2026

   Contributor

   More actions

   Issues

   • Fix field selection on an overloaded type #2775
   • Typecheck fails on specific uri paths #2728
   • Next round of type-checker errors in the standard library #1555
   • de-debug rascal type-checker #1794
   • Sort "please recheck module" warnings under the modules that have to be re-checked #2410
   • unexpected feedback from type-checker about unbound variables in return type of ParseTree::parsers #2715
   • Module with bad module name makes checker crash #2773
   • Mixed physical/logical locations in type checker messages #2767
   • Type checker: false positives for binary incompatibility when using Windows-built Rascal jars #2424
   • Adapt VS Code & rascal lsp to be able to start a repl a rascal version thats not the one shipped with VS Code #2701
   • Syntax list type hover prints normalized separated list instead of user-level original syntax list #2449
   • no definition relation for recursive symbols #2176
   • Remove large files from history to reduce repo size #2811
   • "Except" does not work correctly with shared prefixes in nonterminals, leading to ambiguity #1915
   • During calculation of path config, do not generate std:// entries #2819
   • Do not use std:// for setting up search path in evaluator #2821
   • Rewrite library locations to mvn:// in packager #2820
   • Replace all occurrences of std:// in Rascal with appropriate locations #2825
   • Replace std:// resolver with one that throws errors/reports file does not exist #2822
   • Several issues with subtype and or transitiveReduction visible in documentation for subtype #2834
   • type string inlining does not canonicalize relations, list relations and prints the wrong type name for reified types #2835
   • Test debugger #2830
   • Invalidate Maven casing cache #2856
   • Source Locations do not normalize scheme & authority, this causes subtle issues #2842
   • rascal-lsp path config gets two extra dependencies #2871
   • standalone jar complains about missing logging provider #2436
   • IllegalMonitorStateException in DebugHandler.suspended() crashes the debuggee non-deterministically on breakpoint/exception suspend #2878
   • Go-to-definition not working in recursive function definitions #2696
   • Standard library is on the interpreter search path twice #2399
   • checkFile (IDE incremental check) crashes with NoBinding() on a function with many overloaded zero-arg-constructor-pattern clauses; same code compiles fine via plain mvn compile #2879
   • lib scheme needs version numbers to resolve to unique locations.  #1777
   • lang::rascal::syntax::tests::ImplodeTests fail on main; apparantly not executed with mvn test #2885
   • newRascalProject does not generate the execution to run the compiler/checker on the project's source code #2880
   • newRascalPom generates dependency to old rascal-maven-plugin instead of latest. #2881
   • Remove the std scheme #2817
   • TC does not allow the same constructor name in syntax rule and data declaration #465
   • Error message in typechecker lists available keyword parameters as cause, but should be a fix? #2816
   • ANSI codes printed after exit and prompt is off. #2027
   • Local nested pattern variable does not shadow global function definition #2904
   • Imploding with overloaded AST constructor functions does not work #1100
5. DavyLandman

   closed this as completedin rascal-website#87on Oct 9, 2026