1 files changed, 31 insertions, 9 deletions
diff --git a/vendor/github.com/bytedance/sonic/internal/encoder/vars/errors.go b/vendor/github.com/bytedance/sonic/internal/encoder/vars/errors.go
index ca3bbca1f..04e6d934d 100644
--- a/vendor/github.com/bytedance/sonic/internal/encoder/vars/errors.go
+++ b/vendor/github.com/bytedance/sonic/internal/encoder/vars/errors.go
@@ -17,13 +17,15 @@
 package vars
 
 import (
-    `encoding/json`
-    `fmt`
-    `reflect`
-    `strconv`
-    `unsafe`
+	"encoding/json"
+	"fmt"
+	"os"
+	"reflect"
+	"strconv"
+	"strings"
+	"unsafe"
 
-    `github.com/bytedance/sonic/internal/rt`
+	"github.com/bytedance/sonic/internal/rt"
 )
 
 var ERR_too_deep = &json.UnsupportedValueError {
@@ -59,11 +61,31 @@ const (
     PanicNilPointerOfNonEmptyString int = 1 + iota
 )
 
-func GoPanic(code int, val unsafe.Pointer) {
+func GoPanic(code int, val unsafe.Pointer, buf string) {
+    sb := strings.Builder{}
     switch(code){
     case PanicNilPointerOfNonEmptyString:
-        panic(fmt.Sprintf("val: %#v has nil pointer while its length is not zero!\nThis is a nil pointer exception (NPE) problem. There might be a data race issue. It is recommended to execute the tests related to the code with the `-race` compile flag to detect the problem.", (*rt.GoString)(val)))
+        sb.WriteString(fmt.Sprintf("val: %#v has nil pointer while its length is not zero!\nThis is a nil pointer exception (NPE) problem. There might be a data race issue. It is recommended to execute the tests related to the code with the `-race` compile flag to detect the problem.\n", (*rt.GoString)(val)))
     default:
-        panic("encoder error!")
+        sb.WriteString("encoder error: ")
+        sb.WriteString(strconv.Itoa(code))
+        sb.WriteString("\n")
+    }
+    sb.WriteString("JSON: ")
+    if len(buf) > maxJSONLength {
+        sb.WriteString(buf[len(buf)-maxJSONLength:])
+    } else {
+        sb.WriteString(buf)
+    }
+    panic(sb.String())
+}
+
+var maxJSONLength = 1024
+
+func init() {
+    if v := os.Getenv("SONIC_PANIC_MAX_JSON_LENGTH"); v != "" {
+        if i, err := strconv.Atoi(v); err == nil {
+            maxJSONLength = i
+        }
     }
 }