@aws-lambda-powertools/tracer - npm Package Versions

2.25.1 (2025-08-14)

Improvements

• logger resolve issue when no logger region is set (#4319) (b74b3b4)
• idempotency Prevent error when AWS_LAMBDA_FUNCTION_NAME is not passed in the Idempotency Persistence Layer (#4327) (17845d0)

Bug Fixes

• tracer pass args of decorated method as they are (#4312) (7bd81ae)

Features

• event-handler add decorator functionality for error handlers (#4323) (562747a)
• event-handler add error handling functionality to BaseRouter (#4316) (5aff398)

2.25.0 (2025-08-12)

Improvements

• commons fix code quality issues (#4292) (5ee4198)
• jmespath fix code quality issues (#4286) (787633d)
• logger replace EnvironmentVariablesService class with helper functions (#4251) (b2fcd90)
• tracer fix code quality issues (#4264) (081a514)
• idempotency fix code quality issues (#4298) (1fc8604)
• batch improve code quality in test handlers (#4281) (75e233f)
• kafka improve tests & error handling (#4262) (dab0be1)

Features

• parser make parse function available standalone (#4300) (4998d6b)
• event-handler add event handler registry (#4307) (aaac429)
• event-handler add error classes for http errors (#4299) (c1c3dd5)
• event-handler implement route matching & resolution system for rest handler (#4297) (b8ca368)
• event-handler add support for AppSync GraphQL batch resolvers (#4218) (12ac2e4)

Bug Fixes

• parser cognito schema preferredRole may be null (#4259) (5ef5c85)

2.24.1 (2025-07-29)

Bug Fixes

• metrics revert changes when raise warning with overridden default dimensions (#4226) (c9d6aa0)
• metrics emit warning when default dimensions are overwritten (#4222) (a933a6a)
• parser set zod peer range to 4.x (#4196) (7a65fcf)

Improvements

• metrics replace EnvironmentVariablesService with cached #envConfig (#4188) (919063b)
• metrics add runtime validations when adding dimensions (#4181) (4226058)
• parameters replace EnvironmentVariablesService class with helper functions in Parameters (#4168) (ce4e618)
• event-handler replace EnvironmentVariablesService class with helper functions in Event Handler (#4225) (d17818e)

Features

• event-handler add route management system for ApiGw event handler (#4211) (c2cbb64)
• event-handler add base router class (#3972) (3d4998c)

2.24.0 (2025-07-15)

Improvements

• metrics optimize addDimensions method to avoid O(n²) complexity (#4156) (3982b4a)
• tracer replace class-based env access with functional helpers (#4146) (51d9b98)

Bug Fixes

• metrics addDimensions() documentation and tests (#3964) (a801636)
• tracer skip tracing CONNECT requests (#4148) (a147c3b)
• parser remove nullable from md5OfMessageAttributes in SqsRecordSchema (#4165) (d6cbde0)

Maintenance

• batch exclude deprecated code from coverage (#4152) (30bbf5a)
• parser remove deprecated parser type (#4154) (a59db36)

Features

• parser support Standard Schema and upgrade to Zod v4 (#4164) (67549f6)

2.23.0 (2025-07-02)

Bug Fixes

• ci: Partition workflows (#4084) (40195dd)
• logger: reset keys on error in middleware (#4122) (e310c50)
• logger: set hourCycle to h23 when tz is not UTC (#4102) (54b0863)

Features

• event-handler: add single resolver functionality for AppSync GraphQL API (#3999) (b91383f)
• event-handler: expose event & context as object (#4113) (7e74c9e)
• event-handler: support onQuery and onMutation handlers (#4111) (263db2d)

2.22.0 (2025-06-20)

Bug Fixes

• event-handler: fix decorated scope in appsync events (#3974) (e539719)

Features

• kafka: add logic to handle delimited protobufs (#4071) (db9ec0c)
• kafka: lazily deserialize key/value/headers (#4068) (ef9bb52)
• kafka: new kafka utility (#4058) (006f27b)
• layers: add parameterised layer deployment and verification (#4033) (2214ba7)

2.21.0 (2025-06-03)

Bug Fixes

• parameters: preserve original stack trace on transform failures … (#3982) (583e3ae)

Features

• commons: environment variable helpers (#3945) (7cfcd85)
• event-handler: add Amazon Bedrock Agents Functions Resolver (#3957) (720ddcb)

2.20.0 (2025-05-20)

Features

• idempotency: support for Valkey- and Redis OSS-compatible cache (#3896) (3352b90)
• parser: add schemas for AppSync Events (#3907) (2554800)
• parser: add support for tumbling windows in Kinesis and DynamoDB events (#3931) (0205a87)

2.19.1 (2025-05-05)

Bug Fixes

• event-handler: ignore return type from onSubscribe handler (#3888) (02b3cda)

2.19.0 (2025-04-24)

Bug Fixes

• logger: warn customers when the ALC log level is less verbose than log buffer (#3834) (04f64ce)
• logger: warn only once on ALC log level mismatch (#3816) (1e330b3)
• parser: Make Kafka key property optional (#3855) (68fa1eb)

Features

• event-handler: AppSync Events resolver (#3858) (01f8a68)