Add serviceerror.NewerBuildExists (#110) (#111)

Co-authored-by: David Reiss <david@temporal.io>

serviceerror/convert.go

@@ -80,7 +80,7 @@ func FromStatus(st *status.Status) error {
 		return errors.New(st.Message())
 
 	// Unsupported codes.
-	case codes.OutOfRange,
+	case codes.Aborted,
 		codes.Unauthenticated:
 		// Use standard gRPC error representation for unsupported codes ("rpc error: code = %s desc = %s").
 		return st.Err()
@@ -156,6 +156,13 @@ func FromStatus(st *status.Status) error {
 		default:
 			return newPermissionDenied(st, nil)
 		}
+	case codes.OutOfRange:
+		switch errDetails := errDetails.(type) {
+		case *errordetails.NewerBuildExistsFailure:
+			return newNewerBuildExists(st, errDetails)
+		default:
+			// fall through to st.Err()
+		}
 	}
 
 	// `st.Code()` has unknown value (should never happen).

serviceerror/newer_build_exists.go

@@ -0,0 +1,77 @@
+// The MIT License
+//
+// Copyright (c) 2020 Temporal Technologies Inc.  All rights reserved.
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to deal
+// in the Software without restriction, including without limitation the rights
+// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in
+// all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+// THE SOFTWARE.
+
+package serviceerror
+
+import (
+	"fmt"
+
+	"github.com/gogo/status"
+	"google.golang.org/grpc/codes"
+
+	"go.temporal.io/api/errordetails/v1"
+)
+
+type (
+	// NewerBuildExists is returned to a poll request from a build that has been superceded by
+	// a newer build in versioning metadata.
+	NewerBuildExists struct {
+		Message        string
+		DefaultBuildID string
+		st             *status.Status
+	}
+)
+
+// NewNewerBuildExists returns new NewerBuildExists error.
+func NewNewerBuildExists(defaultBuildID string) error {
+	return &NewerBuildExists{
+		Message:        fmt.Sprintf("Task queue has a newer compatible build: %q", defaultBuildID),
+		DefaultBuildID: defaultBuildID,
+	}
+}
+
+// Error returns string message.
+func (e *NewerBuildExists) Error() string {
+	return e.Message
+}
+
+func (e *NewerBuildExists) Status() *status.Status {
+	if e.st != nil {
+		return e.st
+	}
+
+	st := status.New(codes.OutOfRange, e.Message)
+	st, _ = st.WithDetails(
+		&errordetails.NewerBuildExistsFailure{
+			DefaultBuildId: e.DefaultBuildID,
+		},
+	)
+	return st
+}
+
+func newNewerBuildExists(st *status.Status, errDetails *errordetails.NewerBuildExistsFailure) error {
+	return &NewerBuildExists{
+		Message:        st.Message(),
+		DefaultBuildID: errDetails.GetDefaultBuildId(),
+		st:             st,
+	}
+}