smithy-lang/smithy 1.68.0

Smithy CLI v1.68.0

on GitHub

1.68.0 (2026-02-25)

Features

• Added new ERROR event to EndpointTestsTraitValidator when builtin params are
  inconsistent (#2955)
• Update smithy-rules-engine-tests with new std lib functions and bdd-based
  tests (#2945)
• Add new transform compileBdd and compileBddForAws
  (#2953)
• Added the @smithy.contracts#conditions trait, available in the new
  smithy-contract-traits package. This trait defines restrictions on shape
  values using JMESPath expressions.
  (#2935)
• Added a tags property to eventStreamTests to allow filtering individual cases
  in the same way that http protocol tests can be.
  (#2973)
• Added a service provider interface for NodeValidationVisitor plugins, and
  optimized to index plugins by the ShapeType they apply to.
  (#2935)

Documentation

• Tweak wording of integers with ranges message
  (#2971)
• Added Smithy Kotlin Quickstart and Client User Guide sections.
  (#2944)
• Added documentation for eventStreamTests
  (#2973)
• Add client guidance for context types.
  (#2924)
• Added client guidance documentation for endpoint resolution.
  (#2941)

Other

• Removed protocol tests for skipping null values in dense collections. This
  behavior can silently drop data. SDKs that cannot preserve null values should
  raise an exception instead
  (#2972)