From bad7dd4198430fe3af3195b7cec2b21c3b1ac3bc Mon Sep 17 00:00:00 2001
From: hantmac <hantmac@outlook.com>
Date: Sun, 6 Nov 2022 21:44:10 +0800
Subject: [PATCH] fix large num parser

---
 dataparser.go | 22 ++++++++++++----------
 rows.go       |  1 +
 2 files changed, 13 insertions(+), 10 deletions(-)

diff --git a/dataparser.go b/dataparser.go
index 1930f83..39acbb2 100644
--- a/dataparser.go
+++ b/dataparser.go
@@ -476,30 +476,32 @@ func (p *intParser) Parse(s io.RuneScanner) (driver.Value, error) {
 	}
 
 	if p.signed {
-		v, err := strconv.ParseInt(repr, 10, p.bitSize)
+		f, err := strconv.ParseFloat(repr, 10)
+		//v, err := strconv.ParseInt(repr, 10, p.bitSize)
 		switch p.bitSize {
 		case 8:
-			return int8(v), err
+			return int8(f), err
 		case 16:
-			return int16(v), err
+			return int16(f), err
 		case 32:
-			return int32(v), err
+			return int32(f), err
 		case 64:
-			return int64(v), err
+			return int64(f), err
 		default:
 			panic("unsupported bit size")
 		}
 	} else {
-		v, err := strconv.ParseUint(repr, 10, p.bitSize)
+		f, err := strconv.ParseFloat(repr, 10)
+		//v, err := strconv.ParseUint(repr, 10, p.bitSize)
 		switch p.bitSize {
 		case 8:
-			return uint8(v), err
+			return uint8(f), err
 		case 16:
-			return uint16(v), err
+			return uint16(f), err
 		case 32:
-			return uint32(v), err
+			return uint32(f), err
 		case 64:
-			return uint64(v), err
+			return uint64(f), err
 		default:
 			panic("unsupported bit size")
 		}
diff --git a/rows.go b/rows.go
index 5c35c19..6e1547c 100644
--- a/rows.go
+++ b/rows.go
@@ -73,6 +73,7 @@ func (r *nextRows) Next(dest []driver.Value) error {
 			reader := strings.NewReader(fmt.Sprintf("%v", lineData[j]))
 			v, err := r.parsers[j].Parse(reader)
 			if err != nil {
+				r.dc.log("parse error ", err)
 				return err
 			}
 			dest[j] = v