optimize log tool

db/db.go

@@ -6,6 +6,8 @@ import (
 	"database/sql"
 	"encoding/json"
 	"errors"
+	_ "github.com/go-sql-driver/mysql"
+	_ "github.com/mattn/go-sqlite3"
 	"os"
 	"reflect"
 	"strings"
@@ -20,7 +22,7 @@ type HoTimeDB struct {
 	LastQuery   string
 	LastData    []interface{}
 	ConnectFunc func(err ...*Error) (*sql.DB, *sql.DB)
-	LastErr     Error
+	LastErr     *Error
 	limit       Slice
 	*sql.Tx     //事务对象
 	SlaveDB     *sql.DB
@@ -67,11 +69,11 @@ func (that *HoTimeDB) Action(action func(db HoTimeDB) bool) bool {
 	return result
 }
 
-func (that *HoTimeDB) InitDb(err ...*Error) Error {
+func (that *HoTimeDB) InitDb(err ...*Error) *Error {
 	if len(err) != 0 {
-		that.LastErr = *(err[0])
+		that.LastErr = err[0]
 	}
-	that.DB, that.SlaveDB = that.ConnectFunc(&that.LastErr)
+	that.DB, that.SlaveDB = that.ConnectFunc(that.LastErr)
 	if that.DB == nil {
 		return that.LastErr
 	}
@@ -149,7 +151,7 @@ func (that *HoTimeDB) Row(resl *sql.Rows) []Map {
 		if e != nil {
 			that.LastErr.SetError(e)
 		} else {
-			lis.JsonToMap(string(jlis), &that.LastErr)
+			lis.JsonToMap(string(jlis), that.LastErr)
 		}
 
 		dest = append(dest, lis)
@@ -342,7 +344,7 @@ func (that *HoTimeDB) Query(query string, args ...interface{}) []Map {
 	return that.Row(resl)
 }
 
-func (that *HoTimeDB) Exec(query string, args ...interface{}) (sql.Result, Error) {
+func (that *HoTimeDB) Exec(query string, args ...interface{}) (sql.Result, *Error) {
 
 	that.LastQuery = query
 	that.LastData = args