Issues

• Validate dateTimeClass values with the BIDS Datetime format and reject non-existent dates

  hed-standard/hed-javascript#898 · Filter by author VisLab opened on Oct 6, 2026

• Merge groups: accept compatible shared elements, compare conflicts by content, merge the auxiliary sections

  hed-standard/hed-javascript#897 · Filter by author VisLab opened on Oct 6, 2026

• Duplicate column names in a TSV surface as TAG_EXPRESSION_REPEATED

  hed-standard/hed-javascript#896 · Filter by author VisLab opened on Oct 6, 2026

• Bring the spec test .json to the current level

  hed-standard/hed-javascript#888 · Filter by author VisLab opened on Oct 1, 2026

• A value column consumed by a {brace} reference should also be validated in rows that do not reference it

  enhancementissuesrequired-updatetestsvalidation
  hed-standard/hed-javascript#887 · Filter by author VisLab opened on Oct 1, 2026

• A value tag with no value class is checked against value-text

  enhancementissuesrequired-updatetestsvalidation
  hed-standard/hed-javascript#886 · Filter by author VisLab opened on Oct 1, 2026

• Load the specification's character_sets.json and report the character and the set

  enhancementissuesrequired-updatetestsvalidation
  hed-standard/hed-javascript#885 · Filter by author VisLab opened on Oct 1, 2026

• classRegex.json lacks value-text, misdefines text, and has three broken entries

  issuesrequired-updatetestsvalidation
  hed-standard/hed-javascript#884 · Filter by author VisLab opened on Oct 1, 2026

• Support the anyUnits pseudo unit class when matching units

  enhancementissuesrequired-updatevalidation
  hed-standard/hed-javascript#863 · Filter by author VisLab opened on Sep 10, 2026

• Compound units should accept an SI modifier on each component

  hed-standard/hed-javascript#861 · Filter by author VisLab opened on Sep 9, 2026

• Report TEMPORAL_TAG_ERROR when a Delay value cannot be converted to default units

  issuesrequired-update
  hed-standard/hed-javascript#860 · Filter by author VisLab opened on Sep 8, 2026
  1

• Import new hed-tests to pick up the new UNITS_INVALID cases

  required-updatetests
  hed-standard/hed-javascript#852 · Filter by author VisLab opened on Sep 4, 2026

• defaultUnit returns undefined when the default is a derived unit

  enhancementrequired-update
  hed-standard/hed-javascript#851 · Filter by author VisLab opened on Sep 4, 2026

• BidsFile subclasses throw unwrapped IssueErrors from constructors

  bidsbugissues
  Bug

  hed-standard/hed-javascript#841 · Filter by author happy5214 opened on Aug 29, 2026
  2

• A sidecar entry named HED for a column named HED halts validation with INTERNAL ERROR (bids-validator 1.15.0)

  bidsexternal hold
  Bug

  hed-standard/hed-javascript#836 · Filter by author ttm opened on Aug 20, 2026
  11

• Add hed-schemas as a submodule and test loading of all released schemas

  tests
  Feature

  hed-standard/hed-javascript#776 · Filter by author VisLab opened on Jun 25, 2026

• Update testlib schemas to current versions

  Task

  hed-standard/hed-javascript#775 · Filter by author VisLab opened on Jun 25, 2026

• The schema loader does not load unmerged library schemas

  Bug

  hed-standard/hed-javascript#676 · Filter by author VisLab opened on Mar 18, 2026

• Pull spec test data from hed-specification repository

  repo-managementtests
  Feature

  hed-standard/hed-javascript#382 · Filter by author happy5214 opened on Jun 3, 2025

• Improve Qlty score

  qualitytracking
  Task

  hed-standard/hed-javascript#134 · Filter by author happy5214 opened on Feb 24, 2024