Bump version to 5.11.0

vendor/github.com/microsoft/go-mssqldb/error.go

@@ -0,0 +1,121 @@
+package mssql
+
+import (
+	"database/sql/driver"
+	"fmt"
+)
+
+// Error represents an SQL Server error. This
+// type includes methods for reading the contents
+// of the struct, which allows calling programs
+// to check for specific error conditions without
+// having to import this package directly.
+type Error struct {
+	Number     int32
+	State      uint8
+	Class      uint8
+	Message    string
+	ServerName string
+	ProcName   string
+	LineNo     int32
+	// All lists all errors that were received from first to last.
+	// This includes the last one, which is described in the other members.
+	All []Error
+}
+
+func (e Error) Error() string {
+	return "mssql: " + e.Message
+}
+
+func (e Error) String() string {
+	return e.Message
+}
+
+// SQLErrorNumber returns the SQL Server error number.
+func (e Error) SQLErrorNumber() int32 {
+	return e.Number
+}
+
+func (e Error) SQLErrorState() uint8 {
+	return e.State
+}
+
+func (e Error) SQLErrorClass() uint8 {
+	return e.Class
+}
+
+func (e Error) SQLErrorMessage() string {
+	return e.Message
+}
+
+func (e Error) SQLErrorServerName() string {
+	return e.ServerName
+}
+
+func (e Error) SQLErrorProcName() string {
+	return e.ProcName
+}
+
+func (e Error) SQLErrorLineNo() int32 {
+	return e.LineNo
+}
+
+type StreamError struct {
+	InnerError error
+}
+
+func (e StreamError) Error() string {
+	return "Invalid TDS stream: " + e.InnerError.Error()
+}
+
+func badStreamPanic(err error) {
+	panic(StreamError{InnerError: err})
+}
+
+func badStreamPanicf(format string, v ...interface{}) {
+	panic(fmt.Errorf(format, v...))
+}
+
+// ServerError is returned when the server got a fatal error
+// that aborts the process and severs the connection.
+//
+// To get the errors returned before the process was aborted,
+// unwrap this error or call errors.As with a pointer to an
+// mssql.Error variable.
+type ServerError struct {
+	sqlError Error
+}
+
+func (e ServerError) Error() string {
+	return "SQL Server had internal error"
+}
+
+func (e ServerError) Unwrap() error {
+	return e.sqlError
+}
+
+// RetryableError is returned when an error was caused by a bad
+// connection at the start of a query and can be safely retried
+// using database/sql's automatic retry logic.
+//
+// In many cases database/sql's retry logic will transparently
+// handle this error, the retried call will return successfully,
+// and you won't even see this error. However, you may see this
+// error if the retry logic cannot successfully handle the error.
+// In that case you can get the underlying error by calling this
+// error's UnWrap function.
+type RetryableError struct {
+	err error
+}
+
+func (r RetryableError) Error() string {
+	return r.err.Error()
+}
+
+func (r RetryableError) Unwrap() error {
+	return r.err
+}
+
+func (r RetryableError) Is(err error) bool {
+	return err == driver.ErrBadConn
+}