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Use a new ConnectionError type for network errors #418

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Use a new ConnectionError type for network errors #418

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13 changes: 13 additions & 0 deletions error.go
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Expand Up @@ -71,3 +71,16 @@ func badStreamPanic(err error) {
func badStreamPanicf(format string, v ...interface{}) {
panic(streamErrorf(format, v...))
}

type ConnectionError struct {
Message string
Err error
}

func (c ConnectionError) Error() string {
return fmt.Sprintf("%s: %v", c.Message, c.Err)
}

func connectionError(message string, err error) ConnectionError {
return ConnectionError{Message: message, Err: err}
}
10 changes: 5 additions & 5 deletions mssql.go
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Expand Up @@ -227,7 +227,7 @@ func (c *Conn) sendCommitRequest() error {
c.sess.log.Printf("Failed to send CommitXact with %v", err)
}
c.connectionGood = false
return fmt.Errorf("Faild to send CommitXact: %v", err)
return connectionError("Failed to send CommitXact", err)
}
return nil
}
Expand All @@ -254,7 +254,7 @@ func (c *Conn) sendRollbackRequest() error {
c.sess.log.Printf("Failed to send RollbackXact with %v", err)
}
c.connectionGood = false
return fmt.Errorf("Failed to send RollbackXact: %v", err)
return connectionError("Failed to send RollbackXact", err)
}
return nil
}
Expand Down Expand Up @@ -291,7 +291,7 @@ func (c *Conn) sendBeginRequest(ctx context.Context, tdsIsolation isoLevel) erro
c.sess.log.Printf("Failed to send BeginXact with %v", err)
}
c.connectionGood = false
return fmt.Errorf("Failed to send BeginXact: %v", err)
return connectionError("Failed to send BeginXant", err)
}
return nil
}
Expand Down Expand Up @@ -438,7 +438,7 @@ func (s *Stmt) sendQuery(args []namedValue) (err error) {
conn.sess.log.Printf("Failed to send SqlBatch with %v", err)
}
conn.connectionGood = false
return fmt.Errorf("failed to send SQL Batch: %v", err)
return connectionError("Failed to send SQL Batch", err)
}
} else {
proc := sp_ExecuteSql
Expand All @@ -463,7 +463,7 @@ func (s *Stmt) sendQuery(args []namedValue) (err error) {
conn.sess.log.Printf("Failed to send Rpc with %v", err)
}
conn.connectionGood = false
return fmt.Errorf("Failed to send RPC: %v", err)
return connectionError("Failed to send RPC", err)
}
}
return
Expand Down