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fix: IsWorkflowExecutionAlreadyStartedError now unwraps WorkflowExecutionAlreadyStarted #2270

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fix: IsWorkflowExecutionAlreadyStartedError now unwraps WorkflowExecutionAlreadyStarted #2270

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9263e00
fix: IsWorkflowExecutionAlreadyStartedError now unwraps WorkflowExecu…
gruzovator Apr 4, 2026
a9c875d
fix: improve IsWorkflowExecutionAlreadyStartedError comment
gruzovator Apr 4, 2026
7224225
fix: improve IsWorkflowExecutionAlreadyStartedError comment
gruzovator Apr 4, 2026
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10 changes: 5 additions & 5 deletions temporal/error.go
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Original file line number Diff line number Diff line change
Expand Up @@ -210,12 +210,12 @@ func IsApplicationError(err error) bool {
return errors.As(err, &applicationError)
}

// IsWorkflowExecutionAlreadyStartedError return if the err is a
// WorkflowExecutionAlreadyStartedError or if an error in the chain is a
// ChildWorkflowExecutionAlreadyStartedError.
// IsWorkflowExecutionAlreadyStartedError returns true if an error in the chain
// is a WorkflowExecutionAlreadyStartedError or ChildWorkflowExecutionAlreadyStartedError.
func IsWorkflowExecutionAlreadyStartedError(err error) bool {
if _, ok := err.(*serviceerror.WorkflowExecutionAlreadyStarted); ok {
return ok
var alreadyStartedError *serviceerror.WorkflowExecutionAlreadyStarted
if errors.As(err, &alreadyStartedError) {
return true
}
var childError *ChildWorkflowExecutionAlreadyStartedError
return errors.As(err, &childError)
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