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internal/debug: better info for first callers

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This commit is contained in:
Hajime Hoshi 2024-10-16 11:11:00 +09:00
parent 28f6d8841d
commit 71ae311355
2 changed files with 25 additions and 6 deletions
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24
internal/debug/caller.go
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@ -30,8 +30,16 @@ var (
ebitengineFileDirOnce sync.Once
)
type CallerType int
const (
CallerTypeNone CallerType = iota
CallerTypeRegular
CallerTypeInternal
)
// FirstCaller returns the file and line number of the first caller outside of Ebitengine.
func FirstCaller() (file string, line int, ok bool) {
func FirstCaller() (file string, line int, callerType CallerType) {
ebitengineFileDirOnce.Do(func() {
cmd := exec.Command("go", "list", "-f", "{{.Dir}}", "github.com/hajimehoshi/ebiten/v2")
out, err := cmd.Output()
@ -46,7 +54,7 @@ func FirstCaller() (file string, line int, ok bool) {
// Go command is not found.
if ebitengineFileDir == "" {
return "", 0, false
return "", 0, CallerTypeNone
}
// Relying on a caller stacktrace is very fragile, but this is fine as this is only for debugging.
@ -66,11 +74,17 @@ func FirstCaller() (file string, line int, ok bool) {
continue
}
if path.Dir(file) == ebitengineFileDir || path.Dir(file) == ebitengineFileDir+"/colorm" || path.Dir(file) == ebitengineFileDir+"/text" || path.Dir(file) == ebitengineFileDir+"/text/v2" {
if path.Dir(file) == ebitengineFileDir {
continue
}
return file, line, true
if strings.HasPrefix(path.Dir(file), ebitengineFileDir+"/") && !strings.HasPrefix(path.Dir(file), ebitengineFileDir+"/examples/") {
if strings.HasPrefix(path.Dir(file), ebitengineFileDir+"/internal/") {
return file, line, CallerTypeInternal
}
continue
}
return file, line, CallerTypeRegular
}
return "", 0, false
return "", 0, CallerTypeNone
}

7
internal/graphicscommand/commandqueue.go
View File

@ -163,9 +163,14 @@ func (q *commandQueue) EnqueueDrawTrianglesCommand(dst *Image, srcs [graphics.Sh
c.shader = shader
c.uniforms = uniforms
c.fillRule = fillRule
c.firstCaller = ""
if debug.IsDebug {
if file, line, ok := debug.FirstCaller(); ok {
file, line, typ := debug.FirstCaller()
switch typ {
case debug.CallerTypeRegular:
c.firstCaller = fmt.Sprintf("%s:%d", file, line)
case debug.CallerTypeInternal:
c.firstCaller = fmt.Sprintf("%s:%d (internal)", file, line)
}
}
q.commands = append(q.commands, c)