feat: rm trim empty

do_test.go

@@ -1,6 +1,7 @@
 package gen
 
 import (
+	"fmt"
 	"reflect"
 	"strings"
 	"testing"
@@ -74,6 +75,16 @@ func build(stmt *gorm.Statement, opts ...stmtOpt) *gorm.Statement {
 }
 
 func TestDO_methods(t *testing.T) {
+	s := "' '"
+	for (len(s) >= 3 && s[0] == '\'' && s[len(s)-1] == '\'' && s[len(s)-2] != '\\') ||
+		(len(s) == 2 && s == "''") {
+		fmt.Println("xxx")
+		s = s[1 : len(s)-1]
+	}
+	fmt.Println("aa", s, "bb")
+
+	return
+
 	testcases := []struct {
 		Expr         SubQuery
 		Opts         []stmtOpt

internal/model/tbl_column.go

@@ -136,7 +136,7 @@ func (c *Column) needDefaultTag(defaultTagValue string) bool {
 	case reflect.String:
 		return defaultTagValue != ""
 	case reflect.Struct:
-		return strings.Trim(defaultTagValue, "'0:- ") != ""
+		return strings.Trim(defaultTagValue, "'0:-") != ""
 	}
 	return c.Name() != "created_at" && c.Name() != "updated_at"
 }