## Validator Changes
* Major rework of tx and validation test cases associated with reworking terminology / validator interface and ongoing testing + reconciliation with Ontoserver
major upgrade to validation - use terminology server to perform more logic, and standardise interface based on agreements with Vocab & Ontoserver
* Improve slicing error message
* Add warning to user when referencing an extension that doesn't exist in FHIRPath
* Fix bugs in FHIRPath implementation of split() and join()
* Fix bug handling null objects in JSON (R5)
* Fix for missing search parameter definition in R4
* fix bug handling XML name extension
* Fix FHIRPath validation errors around use of %resource and %rootResource
* Correct validator enforcement of minValue for decimal and integer (#1538)
## Other code changes
* Properly populate property definitions in expansions
* Add CVX Importer
* R6 release support
* IPS tool development
* Improved errors publishing IGs
* Refactor Context to support multiple terminology services
* change type of error when value set circularity found
* Track generated side files when rendering resources
* Support for extended Unicode characters in XHTML / XML / JSON / Turtle
***NO_CI***
## Validator Changes
* Fix up validation of fragment and example value sets
* Improve handling of terminology messages + handling of example and fragment code systems
* Add support for logical_container extension (for CDA constraint validation)
* Clean up handling of xml_name
* Check for xver extension canonical urls when validating uri elements
* Upgrade xver to latest R5 definitions
## Other code changes
* Fix string index error in xver manager
* Fix rendering of type for previous versions
***NO_CI***
## Validator Changes
* Fix bug where validator doesn't actually validate web sourced input
* Fix narrative link validation and add id/idref validation
* Remove fhir-test-cases from Validator CLI JAR (#1497) (reduce size)
* Fix to CDA xsi:type validation per SD decision
* Apply regex pattern to literal format if defined
* Improvements to vital signs related messages
* Fix R4 con-3 FHIRPath expression
* Fix bug loading packages with partially specified version that doesn't exist
* Fix for occasional missing warnings around bundle link validation
* Fix using wrong resource type when validating constraints in data type definitions during R6 build
* Fix NPE in validator processing CCDA examples
* Fix problem with version dependencies when loading npm packages directly as files
* Fix for SearchParameter validation using custom resource types
## Other code changes
* Bump commonmark version
* fix Utilities display of time periods (fixed width hour:min)
* Fix stated path for error when code not in value set
* Fix rendering of trigger definition using tables inside paragraphs
* Update VSAC importer to fix timeout issues
* Refactor FHIRPath java package
* Fix problem with profiled resources being called examples in IG publisher
* Remove dependencies for unused UI experiment (#1465)
* Remove AU connectathon
* Include hamcrest dependency
* Fix breaking ValidationEngineTests
* Give kinder error message for missing param
* Fix commonmark group and bump version (#1500)
* Remove dep used for local testing
* Bump jackson & logback versions
* Fix StringType element properties not being copied in various Address, HumanName convertors
* Handle all initial value types when rendering Questionnaires
* Ensure Address.line[] element data is copied over
* Write locking on FilesystemPackageCacheManager
* Fix problems setting owning committee consistently
* Utility classes for fule system package cache pre-loading
***NO_CI***
* WIP drop fhir-test-cases from CLI jar
* Fix missing JUnit4 tests, update to JUnit5 where possible
* Fix unused import
* Include hamcrest dependency
* Fix breaking ValidationEngineTests
* Give kinder error message for missing param
## Validator Changes
* Fix validator not allowing canonical resource extensions in canonical resources in bundles
* Fix bundle validation error on intneral link checking
* Check parameter type for FHIRPath where() and all()
* Validate that composite search parameters have components
## Other code changes
* Refactor timeout control on client
* Support IPS in validation tests
* Remove orphan R4B test
* Improve expansion error messages
* Fix expansion language - don't set for displayName parameter
* Adjust value set rendering for fragment code systems
* Fix NPE rendering some resources
* Fix rendering of TriggerDefinition
* Support parsing ad-hoc json data type fragments
* More memory work for IG Publisher
* Move ILoggingService & VersionUtil
* Fix timeout issue in vsac
* Introduce ips builder + Infrastructure changes for IPS builder
* Move json and xml extensions from extensions pack to tooling ig
* Add support for rendering union and intersections of profiles in profile comparison
* FHIRPath iif() test case fixes
* Add support for IPS validation in test cases
* Fix for broken markdown re-processing
* Improve identifier rendering
* Fix committee URLs
***NO_CI***
## Validator Changes
* Add support for NZ IPS
* Don't fail on erroneously repeating elements, and more bundle link validation
* Rework bundle references validation
* Fix problem creating CDA type discriminators
* Fix bundle resolution rules to conform to the specification in version R4+
## Other code changes
* Fix issue where markdown with multiple characters was being cut off sometimes
* Fix bundle resolution rules to conform to the specification in version R4+
* More work on versioned API
* Fix up VSAC import for large value sets
* Fix FHIRPath cda tests for empty package cache
* Fix problem with R3 expansion
* Add support for CCDA .hasTemplateIdOf(canonical)
* Fix issue where markdown with multiple characters was being cut off sometimes
***NO_CI***
## Validator Changes
* Remove wrong LOINC code for circumference % from vital signs scan
* Remove spurious error when profile discriminators have no value
* Fix as() and ofType() in FHIRPath engine to support type namespaces properly
* Fix problem with FHIRPath engine wrongly checking types in context of CDA
* Fix date validation error in CDA validation
* Update error handling to preserve message ids properly
## Other code changes
* Add rendering of II.system
* Fix extension handling when generating snapshots - which are ignored, overwrite, or add
* Delete some empty java files
* Remove unnecessary snapshot tests
***NO_CI***
## Validator Changes
* Validate Vital signs Profiles when validating observations
* Hack around problem with vs-1 constraint in R4
* Check for retired status when multiple OID matches exist
* Fix for validating extensions on R5 resources in R4 (R4 special case)
* Minor fixes for standalone ViewDefinition validator
## Other code changes
* Revised Capability Statement rendering (Thanks Vassil Peytchev)
* Fix bug rendering primitive types with an extension that provides a value alternative
* Add links to references when rendering json and xml instances in IG publisher
* Fix bug generating profile spreadsheets
* Support suppress examples when generating snapshots
* VSAC Import improvements
***NO_CI***
## Validator Changes
* Validate contextInvariant in extension definitions
* fix Typo in TI WG name
* Handle unknown constants properly in FHIRPath
* Fix handling of type ancestors at the root of FHIRPath expressions
* CDA templates with no extension value use urn:oid: not urn:hl7ii:
* Allow URL as a type of string in FHIRPath type checking
* Fix semver validation
* Fix problem resolving context in CDA invariants
## Other code changes
* Finish SQL in FHIR Implementation, but disable sql on fhir tests until package is packaged properly by next release of IG publisher
* Fixes to Search Parameter rendering per FHIR-I decision
* Fix broken links in extension references done by [[[]]]
* Fix broken links in code system rendering of parents
* Support using names in [[[markdown]]] when rendering
* Remove "profile" from tx operations
* Include checkIPSCodes and bundleValidationRules in json
***NO_CI***
## Validator Changes
* Validation by templateId for CDA
* Fix NPE validating concept maps
* Update ViewDefinition validator for change (alias -> name)
* Fix for NPE validating sql-on-fhir ViewDefinition
* Fix for index out of bounds error when extension uses itself
* Fix issue where .resolve() in FHIRPath didn't work with URL values (and fix typo in i18n system)
* Implement FHIRPath slice() function in validator
* Fix bug where Snapshot generation can run off the end of the differential
## Other code changes
* Breaking API Change: Revise FHIRPath API so hosts can evaluate expressions in custom functions
* Add package use tracking to FHIR cache for validator.fhir.org
* Support for instance-name and instance-description in IG publisher
* Element.removeExtension (support for instance-name and instance-description extensions in IG publisher)
* Split terminology service tests
* Hack for wrong URLs in subscriptions backport
* Remove dependencies for unused UI experiment
* More improvements to profile code generation
***NO_CI***
## Validator Changes
* Fix bug processing value sets containing URLs
## Other code changes
* Add initial support for http://hl7.org/fhir/tools/StructureDefinition/type-profile-style
* More work on sql-on-fhir implementation
* Allow for type parameter to custom functions in FHIRPath
* Fix bugs in processing current packages for XIG
***NO_CI***
## Validator Changes
* Support for CDA code validation
## Other code changes
* Update XML Parser & logical model renderer for XML choice groups
* Restore JSON Parser method for HAPI compatibility.
* Maintain OID to URL lookup index
* Fix json parsing of CDA
***NO_CI***
## Validator Changes
* Make sure logical models get a snapshot generated
## Other code changes
* Fix URL of concept map extension in version conversion
***NO_CI***
## Validator Changes
* Improve language on constraint error message + add expression checking for SQL on FHIR project
## Other code changes
* Fix uuid() executing StructureMaps and don't throw errors processing StructureMaps
* Add support for test folder in NPM packages
* Fix rendering of XML Attributes in profiles
* Add support for hosts to manage certificate resolution using ISignatureServices + fix issue matching type names when validating logical models
* Make sure snapshots are generated when fetching types
* Workaround issue where R5 build wrongly adds ele-1 to base
* Fix conversion issue associated with ConceptMap.element.target.equivalence in versions previous to R5 (use proper extension URL, and move extension so it can be a modifier. And fix for modifierExtension handling)
* Fix birthDate editing in CmdLineApp
***NO_CI***
## Validator Changes
* fix CDA parsing error for sdtc:raceCode
* fix xml output to deal with namespaces properly
* fix FHIRPath join implementation to make separator parameter optional
## Other code changes
* Improve rendering for xml_no_order extension
* add command line demo app
* rework xig into 3 steps
* add userData to JSON element
* Initial SQL On FHIR implementation
* Add getDistalNames() to FHIRPath for SQL-on-FHIR support
***NO_CI***
## Validator Changes
* Fix FHIRPath type resolution for logical models
* Update parsers to record the element format for logical model validation
* fix profile matching for CDA logical models
## Other code changes
* Upgrade PackageVisitor for XIG
***NO_CI***
## Validator Changes
* Change Mapping type validation error to warning validating maps
* Add support for special case codes in v2 (NNnnn)
* Fix problem parsing logical model cda fragments
* Fix parsing logical model list attributes
* Fix issue parsing parameters in a target expression
## Other code changes
* Handle additional bindings when generating snapshots for R5 profiles
* Fix problem rendering additional bindings in R5
* Fix for new pubpack version
***NO_CI***
## Validator Changes
* Fix for issue parsing SHC and not recording line/col correctly
* Fix issue validating CDA FHIR Path constraints
* Better error handling validating codes in concept maps
* Validate special resource rules on contained resources and Bundle entries
* Improved error messages of observation bp
* Fix up WG internal model for changes to workgroups
* fix misleading error message inferring system when filters in play
* Fix type handling for logical models (CDA fixes)
* Fix up parsing of logical models
* Fix bug parsing extension with no value in JSON for the validator
## Other code changes
* Major uplift of PEModel to support generated code for profiles in R4 + R5
* Add removeChild in R4/R4B/R5 model
* Fix version conversion issue between r4 and r5 charge definition issue
* Fix rendering extension and missed profile on Reference()
***NO_CI***
## Validator Changes
* Significant Performance improvements parsing JSON resources
* Refactor Type handling for faster performance
* Validate the stated publisher/WG/contacts for HL7 published resources
* Better error message when diff contains bad paths
* pass dependent resources to server and make sure cache-id is filled out properly in all contexts
* Fix error in FML parser parsing parameters
* Fix issue with dom-6 and contained elements (Internal ChildMap synchro issues)
* Better handling of errors from tx.fhir.org
* Fix bug checking for implicit value sets
* Fix bug checking of mixing snomed display types
* Reduce size of validatable concept map to 500 - for now + better handling of errors on server batches
* Improve UCUM validation BP rule
## Other code changes
* Fix up handling of includes in liquid templates
* Fix up rendering of profile names for abstract profile instantiations
* Improved rendering of codes in include when rendering valuesets
* Start generating .index.db as well as .index.json in packages for faster package reading
* Fix problem caching look up of implied value sets
* Add okio dependency for running vsac
***NO_CI***
## Validator Changes
* Fix bug preventing Best Practice invariants being reported on, and add -best-practice parameter
* Fix issue not validating bundles when there are multiple profiles on entry.resource
* Add Japanese translations
## Other code changes
* Fixes for minor bugs discovered testing the XIG
* fix package program data path
***NO_CI***
## Validator Changes
* Test concept map code validity
* Rework type checking on target profiles to support imposesProfile
* Fix imposesProfile extension being missed on primary profile
* Add support for IPS-AU
* Fix warning/error message about experimental property on CodeSystems and ValueSets
* Fix unknown code message to include code system version
* Add provisional SHLinks validation
## Other code changes
* Render Requirements.reference
* Convert Requirements.reference between versions
* Fix test that breaks on local machines + Fix system path for FileSystemPackageCacheManager
* Update to cqframework 2.11 and remove unused common-beanutils declaration (#1419)
* Better xhtml logging for debugging
* Fix DF markdown engine to escape < properly
* Support for sub-packages in packagelist.json
* NPE proofing property handling for Code Systems
* rework the way intermediary content is handled in the validator
* Restore CodeQL regex queries (#1422) + Whitelist BSD 3-clause license
***NO_CI***
## Validator Changes
* Fix problem validating code systems with content = not-present
* Further development of multi-language support on the tx server, and:
* Change the validator so that the default language is '*' (all languages) not 'en'
## Other code changes
* Improve license scanning and readme documentation
* Change xpp3 dependency
* Add client version to tx user-agent requests
* Suppress spurious xml parsing messages to System.err
***NO_CI***
## Validator Changes
* Performance fix: Delay loading content when loading IGs
* CodeSystem validation around count and content
* Add checking around internal status consistency and across dependencies (draft/experimental/retired/deprecated)
* Improved error messages on server failure
* Fix bug in warning about No valid Display Names found
* Use Supplements when validating display names
* Fix issue in FHIRPath .combine focus handling
* Check Extension fixed values for URLs - enforce consistency
* Fix R4 FML parser problem
* Track and report inactive status when reported from terminology server
* Add defense against large terminology operations causing obscure java errors
* Fix bug with client sending too much data to tx.fhir.org (big performance hit in some cases)
* Fix obscure bug with designations in a more specific language the the code system they are in
## Other code changes
* Significant upgrade of version comparison for profiles/extensions, value sets, and code systems, and integration into rendering framework
* Many minor changes to terminology functionality (reconciliation with differences with OntoServer) including service protection
* Rename implySystem parameter to inferSystem per TI decision
* rework how definitions are handled after discussion with Michael
* add flat mode to tests for Ontoserver, and add experimental functionality
* fix rendering issue in subscription topic
* Add a renderer for ExampleScenario
* Automatically render markdown in code system concept definitions
* Fix loading issues in test mode for simplifier packages
* Remove spurious logging in FHIRPath engine
* Fix addChild error in PEBuilder (#1343) + Add test case
* CPT Importer
* Dependencies fixed/updated: okhttp, thymeleaf, commonmark & UCUM
* Xhtml fluent improvements + related XHtmlNode improvements
* Release new pubpack for new icons
* Json Object comparison: fix bug in arrays with multiple optional elements + improved error messages + support for external strings
* fix cross-version extensions web references where possible
* Don't suppress exceptions in terminology clients
* Add first cut of Profile Generation code
* Stop putting invalid codes in expansions if they are not in the code system
***NO_CI***
## Validator Changes
* Fix problem with evaluating extension contexts
* Fix up support for inactive codes and fix error message syntax
* Fix issue with collection status of resolve() being wrong
* Improved paths in profile error messages
* Fix problem with extension slicing being missed sometimes.
* Fix problem with code validation caching ignoring whitespace
* Produce useful error message when whitespace is wrong in display name
* Support for x-version extensions when generating snapshots
## Other code changes
* Render inactive property in expansions
* Resolve URL for x-version extensions
* Don't warn for loading a wrong version package more than once
* Do not supercede R4 terminology when loading R5 IGs
* Migrate type support when generating differentials
***NO_CI***
## Validator Changes
* Create warnings for status on terminology resources
* Don't load resources from core examples package
## Other code changes
* fix up copy directory for case differences
***NO_CI***
## Validator Changes
* Update IPS versions for -ips parameter (and get it working again)
* fix up validation of constraints in differentials (wasn't always happening)
* add warnings when collection status isn't right
* Better information messages when CodeSystem.content = not-present
* Add character check in validator for illegal XML Unicode characters
* Fix path problem in NpmPackage (some simplifier packages couldn't be processed)
* Fix NPE validating codes in value sets with improper expansions
## Other code changes
* Add support for Liquid assign
* Switch to DateTime type for Android Support
* Code clean up: remove unused imports
* Fix JSON unicode encoding handling of chars <32 code points
***NO_CI***
## Validator Changes
* Add support for private NPM registries requiring authentication
* Don't check FHIRPaths on differentials - not enough type info to test reliably
* Fix bugs in FHIRPath handling of logical models
* Fix minor bugs in type handling for Logical Models and R3 Profile validation
* Remove spurious warning message validating CDA documents
* Add value set qa checking
* Fixes to validator for new CDA package (proper handling of logical model types)
* Fix up bi-di warning message
* Add provisional support for alternate codes
* Workaround ClinicalImpression definition problem in core spec
* Fix to get context variables right when running invariants + fix for parent not always being populated + check type in derived profiles
* Fix checking FHIRPath statements on inner elements of type slices
* Fix scan of naming systems (error validating namespaces)
* Fix issue checking invariant expressions in R5
## Other code changes
* FHIRPath in HAPI mode: Strip returned IIdType of qualifier, version, and resourceType
* Update R4 and R4B FHIRPath implementations for changes picked up in R5 usage
* Fix obligation rendering message
* Fix missing extensions when converting value set properties
* Fix type of x-unknown-code-system in $validate-code response
* Fix CDA validation test case
* Much work on TxServer test case framework + Update terminology server implementation and tests for changes to test cases
* OMOP Vocabulary and ICFImporter development
* Add OWASP dependency check (#1347), upgrade many packages, remove ShEx
* Add github action to upload results
* Remove unused javalin dependency, also generate html reports
* Added test case for ExampleScenario conversion (R4/R5) and significantly bulked up the conversion process
* Remove unneeded resources (#1346) (help16.png)
* Add test for setVsAsUrl parameter setting (#1345)
***NO_CI***
* Add owasp dependency scan
* Add github action to upload results
* Remove unused javalin dependency, also generate html reports
* formats instead of format
* Restore javalin dependency (make revert easier later if necessary)
* Set OWASP to run on PR plus better names for sarif upload
## Validator Changes
* Fix up processing conditions in -watch mode
* Fixes for validating against logical models (for fixed up CDA core package)
* Better testing of extension context (when limited to profile)
* Fix handling of UCUM codes when no terminology server
* Report hints and warnings on some code validation that had been not reported
* Better validation of valuesets when checking derived profiles
## Other code changes
* Render reference identifier if there is one when rendering references
* Hide empty place holder column when rendering by profile
* Fix npe rendering extensions + improve base64 presentation
* OMOP terminology importer
* update SPDX code system in R4/R4B for support for not-open-source
* Fix up type handling for conversions between R4/R4B and R5 (OperationDefinition fix)
***NO_CI***
## Validator Changes
* no changes
## Other code changes
* Fix for SPDR not-open-source in code
* fix name and title in VSAC import process
* More work on Android support + fix issues in NPM package installation that caused
***NO_CI***
## Validator Changes
* no changes
## Other code changes
* Fix for SPDR not-open-source in code
* fix name and title in VSAC import process
* More work on Android support
***NO_CI***
## Validator Changes
* Fix issue loading SPDX value set + Fix missing code for 'not-open-source'
* Allow target to be treated as source when validating FML
* Fix issues validating names and urls for logical models
* Don't duplicate warnings about missing expressions on invariants in R5
## Other code changes
* Handle case where base hasn't got a snapshot generating snapshots
***NO_CI***
## Validator Changes
* Fix check for correct type name use in logical models (for CDA)
* Fix bug loading packages (introduced working on minimal loading)
* Fir NPE processing R3 Structure Definitions
* exempt ele-1 from constraint consistency checking
* Add -watch-scan-delay and -watch-settle-time
* fix missing error validating structure maps
* Fix bug with erroneous warning in snapshot generation about profile not being found
* Update SPDX code system to latest version
* Output proper filename in validation log
## Other code changes
* Refactor version utility code
* Fix help placeholders
* Better error when handling loading resources
* fix duplicate element generation in CDA.AD type snapshot generation
* Fix message about rendering problem. Actual solution... not sure.
* Minimal Memory model changes for Npm for Android
***NO_CI***
## Validator Changes
Post DevDays Release - many significant changes!
* Add ```-watch-mode``` parameter (See [doco](https://confluence.hl7.org/display/FHIR/Using+the+FHIR+Validator#UsingtheFHIRValidator-Watchmode))
* Start checking constraint expressions defined in profiles and logical models, and update FHIRPath for logical models
* Start checking ElementDefinition.mustHaveValue and ElementDefinition.valueAlternatives
* Start validating derived questionnaires
* Tighten up checking on FHIRPath - enforce use of ```'```, and don't accept ```"``` for string delimiters
* Add ```-allow-double-quotes-in-fhirpath``` parameter ([doco](https://confluence.hl7.org/display/FHIR/Using+the+FHIR+Validator#UsingtheFHIRValidator-LegacyFHIRPathSetting))
* Fix error when validating profiles that mix canonical() and Reference() types
* Fix extension context checking
* Fix erroneous FHIRPath expression eld-11 when loading
* Fix incomplete support for ```-display-issues-are-warnings``` parameter
* Fix broken NullFlavor binding in R4
* Fix various NPE errors doing value set validation (+ logging tx operations)
* Minor performance improvements to start up time
* Auto-update implied slicing elements when min < slice min
## Other code changes
* Add CodeQL to the build process
* Various NPE fixes
* Add getValueAsString(TemporalPrecisionEnum) method to date/time types
* Fix rendering for unresolvable ValueSets
* Remove r4b eclipse project files
* Upgrade multiple dependency libraries (per CodeQL)
* Only record sorting errors when generating snapshots when debug mode is on
* Tighten up SSL certificate checking
* Partial refactor of CLI parameter handling
* Fix path regex (per CodeQL)
* Remove erroneous logging from conversion tests
* Rendering improvements for various profile related extensions
* More work on TxTests operation (lenient wrt extensions)
* Fix handling of summary extension (delete duplicate tools summary extension, and don't inherit it)
* Reprocess URLs in Markdown extensions on both StructureDefinition and ElementDefinition
* Improve URL detection in markdown when reprocessing URLs
***NO_CI***
## Validator Changes
* no changes
## Other code changes
* Fix bugs in language handling
* Implement Trivy vulnerability scanning and update POI and okhttp libraries
***NO_CI***