## Validator Changes
* Improve error message for extensions without values
## Other code changes
* Add support for Requirements Resource (rendering + caching)
* Tidy up support for ActorDefinition
* Generate better summary for references
* Clean up bug checking data types in ContextUtilities
* Remove Validator dependency on GSON
* Upgrade validator to produce PSVI for tools to make use of
***NO_CI***
## Validator Changes
* Further support for validating CDSHooks content
## Other code changes
* Render period on Identifiers
* Render Tooling IG extensions in Profile table
* Fix NPE building CCDA IG
***NO_CI***
## Validator Changes
* Improved Errors for bad resource ids
* R5 ballot: Hack around discovered issues in the ballot
* Enforce value set & code system versioning when validating codes
* Enable bulk -snapshot and -convert on multiple/wildcard -source
* Fix bug revalidating profiled abstract types
## Other code changes
* Rework validator test cases to not have inter-test dependencies (+ fix up to allow contexts to be cloned)
* add First draft of xliff production
* Add ActorDefinition conversions R5 -> R4, R4B, R3
* Add support for validating logical model json files (not surfaced in CLI yet)
* Updates for changes to extension URLs in Tools IG
* Fix map rendering in value sets
* Fix broken link in R4 DeviceUseStatement
***NO_CI***
## Validator Changes
* Fix typos in error messages
## Other code changes
* Fix NPE in xig generation
* Fix bug in validator test framework (packages not being loaded properly)
* Remove references to terminology files no longer found in source specification
* Package generation enhancements for R4/R4B
* Support for CDS Hooks validation (not surfaced outside test cases yet)
***NO_CI***
## Validator Changes
* Fix R5 error around cnl-1
* Add markdown validation
* add support for http://hl7.org/fhir/StructureDefinition/structuredefinition-dependencies
* fix bugs in FHIRPath handling of polymorphism
* fix validation of Coding when system is unknown (align with CodeableConcept handling)
* Fix bug where extranous text in XML was reported in the wrong location
## Other code changes
* Fix links in bundle rendering
* Improvements to rendering for IG publisher (additional bindings)
* Bump jackson-databind dependency
* fix bugs in graphql generation
* populate StructureMap xhtml when loading from mapping language
* align markdown processing with FHIR-38714
***NO_CI***
## Validator Changes
* Warning in Validator CLI when character encoding is not UTF-8
* Don't validate contained resources against Shareable* profiles, and also check ShareableMeasure
## Other code changes
* Remove CapabilityStatement2 from canonical resources
***NO_CI***
## Validator Changes
* Validator support for -forPublication parameter
## Other code changes
* Improved ConceptMap rendering
* Internal reorganization of extensions
* Fix NPE rendering terminology resources
* Fix bad HTML rendering SearchParameter
* Allow rendering additional information in a comparison
* bug fixes from loading all published packages ever
***NO_CI***
## Validator Changes
* Support for R5 terminology
## Other code changes
* fix error with R5 IG constraint
* fix error with double escaping rendering code system markdown
* Suppress display when generating narrative for code systems if display matches code
* Fix bug in RDF generation in R4B
* fix bug in html parser - misses end of comments when end is --->
***NO_CI***
## Validator Changes
* no changes
## Other code changes
* Fix NPE ValueSetRenderer
* More fixes in StructureDefinition validation type characteristic
* Fix typo in ImplementationGuideDefinitionParameterComponent `Value`
***NO_CI***
## Validator Changes
* More fixing for Type Characteristics
## Other code changes
* Fix rendering of concept map code references
* Fix version conversion problem for MessageHeader.event
***NO_CI***
## Validator Changes
* no changes
## Other code changes
* Improved HTML compliance (img.alt)
* Improved example generation
* Improved handling of illegal parameters in ImplementationGuideDefinition
***NO_CI***
## Validator Changes
* More fixes to type characteristics
* Validator would hang on some specific xml inputs - no more
## Other code changes
* General: This release contains java code for the as yet unreleased R5 ballot (it's a precondition for releasing it)
* Snapshot Generator handle bindings on CodeableReferences
* Renderer: Don't always render OperationDefinition header
***NO_CI***
## Validator Changes
* Allow binding as a type characteristic for Extension
## Other code changes
* OID support refactoring
* Remove Contributor Datatype from R5
* R5 Build efficiency fixes
***NO_CI***
## Validator Changes
* fix erroneous type characteristics error in StructureDefinition.differentials
## Other code changes
* ValuesetExpansion: Pay attention to inactive property, and activeOnly parameter
* fix broken paths rendering extensions
* Process markdown in code definitions when rendering ValueSets
* Fix duplicate ids in generated questionnaires
* Add types to wildcard list
***NO_CI***
## Validator Changes
* Improve support for example code systems in example mode
## Other code changes
* Render Comments as span titles in ProfileDrivenRenderer
* Fix type analysis in FHIRPath for abstract types
* Terminology utilitty improvements for fhir-types code system
* Lighten invariant background colour
* Fixes to DateTimeType for setFieldValue() method
***NO_CI***
## Validator Changes
* no changes
## Other code changes
* Return lists for FHIRPath constants in r4
* FHIR-25206 handle deprecated concepts properly when expanding value sets
* Fix SHEX generation issue
* Fix ConceptMap rendering column title
* Fix problem rendering ConceptMaps in value sets
* Fix NPE issue rendering resources without ids
* Improvements to SearchParameterRenderer
* Add Reference.resource to output of copy()
* Migration of r5 changes to r4b
* Bundle rendering improvements
* Fix loading canonical resources so that duplicates with different versions is OK
* Fix generation of profiles on Resource.id
***NO_CI***
## Validator Changes
* Fix for errors in FHIRPath evaluation (see https://chat.fhir.org/#narrow/stream/179266-fhirpath/topic/String.20functions)
## Other code changes
* R4B BackboneType fixes
* Add R4B to R5 interconversion code
* Improvements to Rendering Documents
* Add uuid to primitive types list
***NO_CI***
## Validator Changes
* Add support for OID 1.3.160 (very short OIDs are special)
* Fix evaluation of ValueSets that have only one value set import
## Other code changes
* Rework precision checking in datetime
* Update version conversion to not drop modifierExtensions
* Fix DocumentRendering to generate Composition Narrative if not present
* Restore Search Parameters (missing due to R5 draft generation issues)
* Don't access getBinaries directly in XVerExtensionManager
***NO_CI***
## Validator Changes
* no changes
## Other code changes
* Update R5 for revised ConceptMap in R5 cibuild, and release new core library for R5 build process
***NO_CI***
## Validator Changes
* Improved logging when discriminator doesn't match doing slicing
* Use correct IPS branch when validating
* Load R5 extensions when validating (draft)
* Make it possible to run tests cases directly from validator (see command line help)
## Other code changes
* Regenerate R4B code for final R4B release
* Reduce text logging when running tests
* Minor test case fixes
* Fix fetching package by canonical to use pkgcanonical instead of canonical
* Fix broken link rendering code system references
* improvements to profile validation
***NO_CI***
## Validator Changes
* Improved logging when discriminator doesn't match doing slicing
* Use correct IPS branch when validating
* Load R5 extensions when validating (draft)
* Make it possible to run tests cases directly from validator (see command line help)
## Other code changes
* Regenerate R4B code for final R4B release
* Reduce text logging when running tests
* Minor test case fixes
* Fix fetching package by canonical to use pkgcanonical instead of canonical
* Fix broken link rendering code system references
* improvements to profile validation
***NO_CI***
## Validator Changes
* Clean up the -extension parameter - make implementation conistent with documentation
* Stop auto-converting parameters to strings for string functions e.g. .length() in the FHIRPath engine
* Add parameter -implicit-fhirpath-string-conversions for old FHIRPath string conversion functionality
## Other code changes
* Fix NPE counting descendents when validating
* Fix bug processing invalid HTTP response
***NO_CI***
## Validator Changes
* Significant improvement in performance of validation (10-100 fold for simple resources)
* Add output tracker to trask progress of validation (Validate %R against %P..........20..........40..........60..........80.........|)
* Alter per-1 to handle different precision on start/end
* Add support for a -jurisdiction parameter, preparing for jurisdictionally specific constraints in profiles
* Fix bug in snapshot generation where type slices on a mandatory element were all marked as mandatory
* Add warnings when potential matches are found when performing reference resolution in bundles
## Other code changes
* extend FHIRPath to support lowBoundary(), highBoundary() and precision()
* Fix for inefficiency in StructureMap engine
* Update version of PubPack used by the IGPublisher
* Handle scope on TestScript R4 <-> r5 conversion
* Fix bug converting extension context = Resource (R4 <-> R5 conversion)
* Update VSAC importer for changes to VSAC FHIR authorization
* Fix broken links in profile comparison due to cross version issues
***NO_CI***
## Validator Changes
* Trim unknown resource types when pre-adopting cross version extensions with type=Reference
## Other code changes
* Package Client: Get Packages by Dependency
* Snapshot Generator (R4b/R5): Fix generation of complex extension snapshot + improve rendering
* New tests for StructureMap execution
***NO_CI***
## Validator Changes
* fix problem with non-new data types on xver extensions
* enable -extension parameter for validator
## Other code changes
* Fix bug when converting resolved clinical status for allergy intolerance
***NO_CI***
## Validator Changes
* Fix invalid FHIR version bug when loading IGs with explicit FHIR version
## Other code changes
* Fix reverse references in GraphQL searches
* Regenerate R4B code for candidate final release (not quite final yet)
* Various minor fixes for bugs found doing R4B finalization (wildcard types, version difference comparisons)
***NO_CI***
## Validator Changes
* Handle reslicing within the same profile
* Fix up wrong handling of context on exists() in FHIRPath
* Add hints to profiles around behavior of pattern on repeating elements
* Ignore all tooling extensions when validating
* support specifying an alternative version when loading source using -ig parameter
* Don't validate Bundle.entry.fullUrl as a reference to some other content
## Other code changes
* Improved output for unit test comparisons
* Fix conversion issues around Base64Binary
* Fix for R4/R5 DataRequirements conversion for DeviceUsage
* Add AdditionalBindings Rendering (draft)
* Display all designations when rendering ValueSets
* Fix bug where expansions have empty objects some times
* Fix R4B Snapshot generation
* Enable Linking to fragment CodeSystems
***NO_CI***
## Validator Changes
* Add further clarification to Value set imports warning message
## Other code changes
* Consistent use of string values for primitive type conversions
* Fix problem with generated NPM Packages
* Fix URls when processing markdown while generating snapshots
* Default output to console, with additional output available via -debug option in CLI.
* Bump jackson-databind version to fix security vulnerability.
***NO_CI***
## Validator Changes
* no changes
* Add messageid to OperationOutcome from Validation
* Add support for new rules around value set interpretation with multiple imported value sets (https://jira.hl7.org/browse/FHIR-25179)
## Other code changes
* Fix for FHIRPathEngine.funcReplaceMatches() incorrectly returning Boolean in DSTU2 & DSTU3
* Fix NPE Processing missing markdown in definitions when generating snapshots
* add support for .matchesFull() and fix .matches() in FHIRPath
* Fix core package identification when loading new R5 core packages
***NO_CI***
## Validator Changes
* fix handling of xver extensions with choice sub-extensions
* validate consistency of extension modifier flag with extension use in a profile
## Other code changes
* more presenting extensions when rendering.
* Get package id from 'package' field when 'npm-package' unavailable
* Ignore META-INF contents from other dependencies while building Validator jar
* Fix to r5 TestingUtilities to allow NarrativeGenerationTests to pass.
* fix handling to xver extensions generating snapshots
***NO_CI***
## Validator Changes
* Improve code validation error when value set can't be supported on tx.fhir.org
* Hide error about regex in core package
## Other code changes
* Fix wrong URL links in processed markdown
* Don't let txCache errors stop the process
* Fix broken links in questionnaire +
***NO_CI***
## Validator Changes
* accept regex on ElementDefinition and ElementDefinition.type, and an error for regex on ElementDefintion.type (though core packages have it on the wrong place)
* fix handling of cross-version extensions on choice elements
* fix OID validation (accept 1.3.88 GTIN OID)
* only consider bindable types when checking for multi-type bindings
## Other code changes
* Fix definitions in ListResource ("List" not "ListResource")
* introduce fhir-tools-settings.conf (see https://confluence.hl7.org/display/FHIR/Using+fhir-tool-settings.conf)
* Rendering fixes & improvements for Questionnaire and Patient and partial dates
* improvements to relative link handling in markdown when generating snapshots
* updates to package tools for changes to package.json#type (see https://confluence.hl7.org/pages/viewpage.action?pageId=35718629#NPMPackageSpecification-Packagemanifest)
* fix semver handling for tags in versions
* Bump mockito and bytebuddy versions for Java 17 compatibility & fix Kotlin ref
***NO_CI***
## Validator Changes
* no changes
## Other code changes
* Use builders for SimpleWorkerContext and ValidationEngine to enforce initialization order for caches and capabilities
***NO_CI***
## Validator Changes
* no changes
* Add ability to [compile a map file to a StructureDefinition](https://confluence.hl7.org/display/FHIR/Using+the+FHIR+Mapping+Language#UsingtheFHIRMappingLanguage-runtransformsjavavalidator)
* Add knowledge of additional R5 extensions for StructureDefinitions
* Fix problem validating extension context on choice types
* Add hint when binding found on element with multiple types
* Fix validator to guess system on all uses of code (not just most)
## Other code changes
* Use cached terminology server responses for unit and integration tests.
* Add more HTTP logging
* Clean up various issues with graphQL and polymorphic elements
* Add better support for date/time rendering
* Significant speed improvement for terminology caching
***NO_CI***
## Validator Changes
* no changes
## Other code changes
* fix bug where generated packages have files in the wrong places
* fix inclusion of Java constants in CLI help text.
* fix bug on `-compile` output when using 'current' version.
***NO_CI***
## Validator
* changes to profile comparison based on discussion at Jan 2022 connectathon
* fix FHIRPath handling for incomplete FHIRPath expressions
## Other code changes
* fix markdown related dependencies
* fix NPE in Utilities.pathURL()
* fix logging problem in tx server logging
* fix problem caching value sets during validation
* fix NPE setting locale based on canonical jurisdiction
* Improve rendering for Quantity/Range + return display when validating for rendering purposes
***NO_CI***
* fix bug for NullPointerException in Bundle convertors when resource is not available.
* fix Java locale backward compatibility in surefire
***NO_CI***