nit

errors.go

@@ -84,21 +84,17 @@ var (
 
 	errUnsupportedMapKeyType = errors.New("MAP key type not supported")
 
-	errAppenderCreation   = errors.New("could not create appender")
-	errAppenderInvalidCon = fmt.Errorf("%w: not a DuckDB driver connection", errAppenderCreation)
-	errAppenderClosedCon  = fmt.Errorf("%w: appender creation on a closed connection", errAppenderCreation)
-
-	errAppenderClose       = errors.New("could not close appender")
-	errAppenderDoubleClose = fmt.Errorf("%w: already closed", errAppenderClose)
-
+	errAppenderCreation         = errors.New("could not create appender")
+	errAppenderClose            = errors.New("could not close appender")
+	errAppenderDoubleClose      = fmt.Errorf("%w: already closed", errAppenderClose)
 	errAppenderAppendRow        = errors.New("could not append row")
 	errAppenderAppendAfterClose = fmt.Errorf("%w: appender already closed", errAppenderAppendRow)
-
-	errAppenderFlush = errors.New("could not flush appender")
+	errAppenderFlush            = errors.New("could not flush appender")
 
 	errEmptyName           = errors.New("empty name")
 	errInvalidDecimalWidth = fmt.Errorf("the DECIMAL with must be between 1 and %d", MAX_DECIMAL_WIDTH)
 	errInvalidDecimalScale = errors.New("the DECIMAL scale must be less than or equal to the width")
+	errSetSQLNULLValue     = errors.New("cannot write to a NULL column")
 
 	errScalarUDFCreate          = errors.New("could not create scalar UDF")
 	errScalarUDFNoName          = fmt.Errorf("%w: missing name", errScalarUDFCreate)
@@ -110,8 +106,6 @@ var (
 	errScalarUDFCreateSet       = fmt.Errorf("could not create scalar UDF set")
 	errScalarUDFAddToSet        = fmt.Errorf("%w: could not add the function to the set", errScalarUDFCreateSet)
 
-	errSetSQLNULLValue = errors.New("cannot write to a NULL column")
-
 	errProfilingInfoEmpty = errors.New("no profiling information available for this connection")
 
 	// Errors not covered in tests.

profiling.go

@@ -50,7 +50,6 @@ func (info *ProfilingInfo) getMetrics(duckdbInfo C.duckdb_profiling_info) {
 
 		cKey := C.duckdb_get_varchar(key)
 		cValue := C.duckdb_get_varchar(value)
-
 		keyStr := C.GoString(cKey)
 		valueStr := C.GoString(cValue)