v0.11.4

suspend traced error support

v0.11.3

add SuspendStack support

v0.11.2

add NewNoStackError support

v0.11.1

• improve errors.Trace performance

0.10.0

• multi errors: Add an Errors() utility function
• stack traces: reduce allocations

pingcap/errors v0.9.0

This maintains backwards compatibility with v0.8.0. It does fix a bug where Cause() could return nil.

• add compatability adaptor methods from juju/errors
• stack traces
  • Only create one stack trace. Use the new functions AddStack and Annotate/Annotatef, which only adds a stack if there is not one already
  • add NewStack() function for generating a stack trace
  • GetStackTacer() and HasStack() helpers are exported
  • The StackTracer interface is exported
• Multi errors
  • WalkDeep: traverse an error chain with support the Errors() interface for multi errors
  • export an ErrorGroup interface