What's Changed

• Sub-expression level detailed tracing and fix CachingModelResolverDecorator null cache bug by @c-schuler in #1696
• Implement date/time and reflection classes for engine-js by @antvaset in #1698
• Fix: properly between always behaved as plain between by @JPercival in #1704
• Fix: AST Builder maps div to DIVIDE instead of TRUNCATED_DIVIDE by @JPercival in #1705
• Bug: Statements silently dropped when CQL has no library declaration + DateTime constructors by @JPercival in #1706
• Optimize: constant-fold interval conversions for literal intervals by @JPercival in #1707
• Fix: ChoiceType serialization is now deterministic by @JPercival in #1708
• Fix: broaden interval constant-folding to handle As-wrapped literals by @JPercival in #1709
• ChoiceTypeSpecifier built in source order breaks signature matching after #1708 by @c-schuler in #1711

Full Changelog: v4.5.0...v4.6.0

What's Changed

• Engine KMP by @antvaset in #1685
• Engine-in-JS. Partial implementation of date/time classes for JS. Upgrade KMP logging library. by @antvaset in #1689
• #1681: Skip version check when requesting a library without a version or if the resolved library does not have a version by @antvaset in #1693

Full Changelog: v4.4.0...v4.5.0

What's Changed

• Kotlin 2.3.0
• Upgrade to Gradle 9.3.1 by @JPercival in #1680
• Quality of life changes to CqlEngine and Libraries by @lukedegruchy in #1679
• Upgrade HAPI FHIR to 8.8.0 by @antvaset in #1683
• Implement runtime type checking against ELM result types and report type drift. by @antvaset in #1673
• #1617: Fix operator precedence by @antvaset in #1684

Full Changelog: v4.3.0...v4.4.0

What's Changed

• Perform unit conversion in equality, comparison and arithmetic operators for Quantity (and Ratio) by @scymtym in #1578
• Initial implementation of AST for CQL by @JPercival in #1640
• Add library params builder to improve the engine evaluate API for Java users by @antvaset in #1658
• Evaluation tracing by @antvaset in #1663
• Developer documentation conventions and build script by @JPercival in #1664
• #1577: All implementations of Iterable return true for is List<T> in CQL by @antvaset in #1666
• Shift Equal and Equivalent evaluation logic into respective evaluators by @antvaset in #1668
• Expose API method to CqlEngine to allow callers to resolve the CQL-defined default value of a named parameter by @lukedegruchy in #1674

Full Changelog: v4.2.0...v4.3.0

What's Changed

• updates gitignore to exclude asdf/mise files by @raleigh-g-thompson in #1649
• Update the engine's evaluate API. Evaluation of expressions and functions from multiple libraries. by @antvaset in #1646
• Make serializer helpers public by @antvaset in #1653
• Make SourceLocator serializable. by @antvaset in #1654
• Simplify class names with multi-lib evaluation as default by @antvaset in #1655
• Add evaluation result setter by @antvaset in #1656

New Contributors

• @raleigh-g-thompson made their first contribution in #1649

Full Changelog: v4.1.0...v4.2.0

What's Changed

• Restore snapshot after v4.0.0 release by @antvaset in #1633
• Include currentLibrary VersionedIdentifier in CQL backtrace by @jreyno77 in #1635
• Add support for collecting coverage data and exporting LCOV reports by @antvaset in #1634
• some refactoring by @JPercival in #1629
• Weak identity hash map supporting concurrency of retrievals and updates by @antvaset in #1639
• Add a bom for the CQL modules. by @JPercival in #1642
• Close CQL source once we're done compiling by @JPercival in #1644
• #1577: All implementations of Iterable and not just lists should be returned as is when being cast to CQL lists. by @antvaset in #1641
• Rev to 4.1, update to HAPI 8.6 by @JPercival in #1647

Full Changelog: v4.0.0...v4.1.0

What's Changed

• CQL Engine: Seggregate CQL compile errors from warnings and infos by @lukedegruchy in #1601
• Convert cql-to-elm to Kotlin Multiplatform. Compile cql-to-elm to JVM and JavaScript. Beta version of the CQL Compiler for JavaScript. by @JPercival in #1462
• Clean up exception hierarchy by @JPercival in #1605
• Fix CqlInternalException to CqlToElmError mapping by @JPercival in #1608
• Convert remaining CQL module tests to Kotlin by @JPercival in #1607
• Feature convert cql2elm tests by @JPercival in #1611
• Conversion of engine and engine-fhir modules. by @JPercival in #1615
• Update group id to org.cqframework by @JPercival in #1613
• Convert ElmRequirementsContext to Kotlin by @JPercival in #1616
• Convert engine main to Kotlin by @antvaset in #1619
• Engine warning cleanup by @JPercival in #1624
• Fix warnings, add readmes, create detekt baseline by @JPercival in #1625
• Deploy playground to GitHub Pages by @antvaset in #1626

Full Changelog: v3.29.0...v4.0.0

What's Changed

• Non-functional change strictly to improve code quality and readability. by @lukedegruchy in #1597
• Fix bug with versionless searches for evaluation result exceptions. by @lukedegruchy in #1599
• Update OVERVIEW.md by @brynrhodes in #1600
• Update to HAPI 8.4.0

Full Changelog: v3.28.0...v3.29.0

What's Changed

• Ensure IDs within CQL files match the library identifiers used. by @lukedegruchy in #1586
• Fixed check access level being called on null result by @brynrhodes in #1587
• Ensure private access levels are checked by @JPercival in #1588
• Use IdentityHashMaps instead of HashMaps where keys are mutated after insertion by @antvaset in #1593
• Support expression evaluation for multiple libraries at once by @lukedegruchy in #1584
• Updated the ELM schema from the 1.5.3 errata publication. by @brynrhodes in #1594
• evaluatedResources Bug CqlEngine by @Capt-Mac in #1596

New Contributors

• @Capt-Mac made their first contribution in #1596

Full Changelog: v3.27.0...v3.28.0

What's Changed

• Change ToDateTIme to leave temporal components unspecified by @JPercival in #1564
• Add support for Backtraces and profiling by @scymtym in #1550
• Add tests for the overlaps operator for intervals with open boundaries by @antvaset in #1531
• Fix QR context path by @JPercival in #1579
• Fixed model info versions being incorrectly loaded by @brynrhodes in #1583
• #1575: Fixed the implementation of equivalent for ratios by @antvaset in #1576
• Fix up Snapshot publishing by @JPercival in #1585

Full Changelog: v3.26.0...v3.27.0