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Faster utils.FileWithLineNum (#6981) 

* faster FileWithLineNum

* tweak caller skip count
This commit is contained in:
kkocdko 2024-04-22 14:43:02 +08:00 committed by GitHub
parent d0b4ceb726
commit bc49365de2
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1 changed files with 10 additions and 6 deletions
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16
utils/utils.go
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@ -32,12 +32,16 @@ func sourceDir(file string) string {
// FileWithLineNum return the file name and line number of the current file
func FileWithLineNum() string {
// the second caller usually from gorm internal, so set i start from 2
for i := 2; i < 15; i++ {
_, file, line, ok := runtime.Caller(i)
if ok && (!strings.HasPrefix(file, gormSourceDir) || strings.HasSuffix(file, "_test.go")) &&
!strings.HasSuffix(file, ".gen.go") {
return file + ":" + strconv.FormatInt(int64(line), 10)
pcs := [13]uintptr{}
// the third caller usually from gorm internal
len := runtime.Callers(3, pcs[:])
frames := runtime.CallersFrames(pcs[:len])
for i := 0; i < len; i++ {
// second return value is "more", not "ok"
frame, _ := frames.Next()
if (!strings.HasPrefix(frame.File, gormSourceDir) ||
strings.HasSuffix(frame.File, "_test.go")) && !strings.HasSuffix(frame.File, ".gen.go") {
return string(strconv.AppendInt(append([]byte(frame.File), ':'), int64(frame.Line), 10))
}
}