diff options
Diffstat (limited to 'vendor/github.com/golang/protobuf/proto/lib.go')
-rw-r--r-- | vendor/github.com/golang/protobuf/proto/lib.go | 100 |
1 files changed, 72 insertions, 28 deletions
diff --git a/vendor/github.com/golang/protobuf/proto/lib.go b/vendor/github.com/golang/protobuf/proto/lib.go index 0e2191b..fdd328b 100644 --- a/vendor/github.com/golang/protobuf/proto/lib.go +++ b/vendor/github.com/golang/protobuf/proto/lib.go @@ -265,7 +265,6 @@ package proto import ( "encoding/json" - "errors" "fmt" "log" "reflect" @@ -274,34 +273,73 @@ import ( "sync" ) -var errInvalidUTF8 = errors.New("proto: invalid UTF-8 string") +// RequiredNotSetError is an error type returned by either Marshal or Unmarshal. +// Marshal reports this when a required field is not initialized. +// Unmarshal reports this when a required field is missing from the wire data. +type RequiredNotSetError struct{ field string } -// Message is implemented by generated protocol buffer messages. -type Message interface { - Reset() - String() string - ProtoMessage() +func (e *RequiredNotSetError) Error() string { + if e.field == "" { + return fmt.Sprintf("proto: required field not set") + } + return fmt.Sprintf("proto: required field %q not set", e.field) +} +func (e *RequiredNotSetError) RequiredNotSet() bool { + return true } -// Stats records allocation details about the protocol buffer encoders -// and decoders. Useful for tuning the library itself. -type Stats struct { - Emalloc uint64 // mallocs in encode - Dmalloc uint64 // mallocs in decode - Encode uint64 // number of encodes - Decode uint64 // number of decodes - Chit uint64 // number of cache hits - Cmiss uint64 // number of cache misses - Size uint64 // number of sizes +type invalidUTF8Error struct{ field string } + +func (e *invalidUTF8Error) Error() string { + if e.field == "" { + return "proto: invalid UTF-8 detected" + } + return fmt.Sprintf("proto: field %q contains invalid UTF-8", e.field) +} +func (e *invalidUTF8Error) InvalidUTF8() bool { + return true +} + +// errInvalidUTF8 is a sentinel error to identify fields with invalid UTF-8. +// This error should not be exposed to the external API as such errors should +// be recreated with the field information. +var errInvalidUTF8 = &invalidUTF8Error{} + +// isNonFatal reports whether the error is either a RequiredNotSet error +// or a InvalidUTF8 error. +func isNonFatal(err error) bool { + if re, ok := err.(interface{ RequiredNotSet() bool }); ok && re.RequiredNotSet() { + return true + } + if re, ok := err.(interface{ InvalidUTF8() bool }); ok && re.InvalidUTF8() { + return true + } + return false } -// Set to true to enable stats collection. -const collectStats = false +type nonFatal struct{ E error } -var stats Stats +// Merge merges err into nf and reports whether it was successful. +// Otherwise it returns false for any fatal non-nil errors. +func (nf *nonFatal) Merge(err error) (ok bool) { + if err == nil { + return true // not an error + } + if !isNonFatal(err) { + return false // fatal error + } + if nf.E == nil { + nf.E = err // store first instance of non-fatal error + } + return true +} -// GetStats returns a copy of the global Stats structure. -func GetStats() Stats { return stats } +// Message is implemented by generated protocol buffer messages. +type Message interface { + Reset() + String() string + ProtoMessage() +} // A Buffer is a buffer manager for marshaling and unmarshaling // protocol buffers. It may be reused between invocations to @@ -902,13 +940,19 @@ func isProto3Zero(v reflect.Value) bool { return false } -// ProtoPackageIsVersion2 is referenced from generated protocol buffer files -// to assert that that code is compatible with this version of the proto package. -const ProtoPackageIsVersion2 = true +const ( + // ProtoPackageIsVersion3 is referenced from generated protocol buffer files + // to assert that that code is compatible with this version of the proto package. + ProtoPackageIsVersion3 = true + + // ProtoPackageIsVersion2 is referenced from generated protocol buffer files + // to assert that that code is compatible with this version of the proto package. + ProtoPackageIsVersion2 = true -// ProtoPackageIsVersion1 is referenced from generated protocol buffer files -// to assert that that code is compatible with this version of the proto package. -const ProtoPackageIsVersion1 = true + // ProtoPackageIsVersion1 is referenced from generated protocol buffer files + // to assert that that code is compatible with this version of the proto package. + ProtoPackageIsVersion1 = true +) // InternalMessageInfo is a type used internally by generated .pb.go files. // This type is not intended to be used by non-generated code. |