diff options
Diffstat (limited to 'vendor/codeberg.org/gruf/go-errors/v2/errors.go')
| -rw-r--r-- | vendor/codeberg.org/gruf/go-errors/v2/errors.go | 248 |
1 files changed, 0 insertions, 248 deletions
diff --git a/vendor/codeberg.org/gruf/go-errors/v2/errors.go b/vendor/codeberg.org/gruf/go-errors/v2/errors.go deleted file mode 100644 index d5f1a7ab1..000000000 --- a/vendor/codeberg.org/gruf/go-errors/v2/errors.go +++ /dev/null @@ -1,248 +0,0 @@ -package errors - -import ( - "fmt" - "runtime" -) - -// New returns a new error created from message. -// -// Note this function cannot be inlined, to ensure expected -// and consistent behaviour in setting trace / caller info. -// -//go:noinline -func New(msg string) error { - var c caller - var t trace - if IncludesCaller { - pcs := make([]uintptr, 1) - _ = runtime.Callers(2, pcs) - fn := runtime.FuncForPC(pcs[0]) - c.set(funcName(fn)) - } - if IncludesStacktrace { - pcs := make([]uintptr, 10) - n := runtime.Callers(2, pcs) - iter := runtime.CallersFrames(pcs[:n]) - t.set(gatherFrames(iter, n)) - } - return &_errormsg{ - cfn: c, - msg: msg, - trc: t, - } -} - -// Newf returns a new error created from message format and args. -// -// Note this function cannot be inlined, to ensure expected -// and consistent behaviour in setting trace / caller info. -// -//go:noinline -func Newf(msgf string, args ...interface{}) error { - var c caller - var t trace - if IncludesCaller { - pcs := make([]uintptr, 1) - _ = runtime.Callers(2, pcs) - fn := runtime.FuncForPC(pcs[0]) - c.set(funcName(fn)) - } - if IncludesStacktrace { - pcs := make([]uintptr, 10) - n := runtime.Callers(2, pcs) - iter := runtime.CallersFrames(pcs[:n]) - t.set(gatherFrames(iter, n)) - } - return &_errormsg{ - cfn: c, - msg: fmt.Sprintf(msgf, args...), - trc: t, - } -} - -// NewAt returns a new error created, skipping 'skip' -// frames for trace / caller information, from message. -// -// Note this function cannot be inlined, to ensure expected -// and consistent behaviour in setting trace / caller info. -// -//go:noinline -func NewAt(skip int, msg string) error { - var c caller - var t trace - if IncludesCaller { - pcs := make([]uintptr, 1) - _ = runtime.Callers(skip+1, pcs) - fn := runtime.FuncForPC(pcs[0]) - c.set(funcName(fn)) - } - if IncludesStacktrace { - pcs := make([]uintptr, 10) - n := runtime.Callers(skip+1, pcs) - iter := runtime.CallersFrames(pcs[:n]) - t.set(gatherFrames(iter, n)) - } - return &_errormsg{ - cfn: c, - msg: msg, - trc: t, - } -} - -// Wrap will wrap supplied error within a new error created from message. -// -// Note this function cannot be inlined, to ensure expected -// and consistent behaviour in setting trace / caller info. -// -//go:noinline -func Wrap(err error, msg string) error { - if err == nil { - panic("cannot wrap nil error") - } - var c caller - var t trace - if IncludesCaller { - pcs := make([]uintptr, 1) - _ = runtime.Callers(2, pcs) - fn := runtime.FuncForPC(pcs[0]) - c.set(funcName(fn)) - } - if IncludesStacktrace { - pcs := make([]uintptr, 10) - n := runtime.Callers(2, pcs) - iter := runtime.CallersFrames(pcs[:n]) - t.set(gatherFrames(iter, n)) - } - return &_errorwrap{ - cfn: c, - msg: msg, - err: err, - trc: t, - } -} - -// Wrapf will wrap supplied error within a new error created from message format and args. -// -// Note this function cannot be inlined, to ensure expected -// and consistent behaviour in setting trace / caller info. -// -//go:noinline -func Wrapf(err error, msgf string, args ...interface{}) error { - if err == nil { - panic("cannot wrap nil error") - } - var c caller - var t trace - if IncludesCaller { - pcs := make([]uintptr, 1) - _ = runtime.Callers(2, pcs) - fn := runtime.FuncForPC(pcs[0]) - c.set(funcName(fn)) - } - if IncludesStacktrace { - pcs := make([]uintptr, 10) - n := runtime.Callers(2, pcs) - iter := runtime.CallersFrames(pcs[:n]) - t.set(gatherFrames(iter, n)) - } - return &_errorwrap{ - cfn: c, - msg: fmt.Sprintf(msgf, args...), - err: err, - trc: t, - } -} - -// WrapAt wraps error within new error created from message, -// skipping 'skip' frames for trace / caller information. -// -// Note this function cannot be inlined, to ensure expected -// and consistent behaviour in setting trace / caller info. -// -//go:noinline -func WrapAt(skip int, err error, msg string) error { - if err == nil { - panic("cannot wrap nil error") - } - var c caller - var t trace - if IncludesCaller { - pcs := make([]uintptr, 1) - _ = runtime.Callers(skip+1, pcs) - fn := runtime.FuncForPC(pcs[0]) - c.set(funcName(fn)) - } - if IncludesStacktrace { - pcs := make([]uintptr, 10) - n := runtime.Callers(skip+1, pcs) - iter := runtime.CallersFrames(pcs[:n]) - t.set(gatherFrames(iter, n)) - } - return &_errorwrap{ - cfn: c, - msg: msg, - err: err, - trc: t, - } -} - -// Stacktrace fetches first stored stacktrace of callers from error chain. -func Stacktrace(err error) Callers { - if !IncludesStacktrace { - // compile-time check - return nil - } - if e := AsV2[*_errormsg](err); err != nil { - return e.trc.value() - } - if e := AsV2[*_errorwrap](err); err != nil { - return e.trc.value() - } - return nil -} - -type _errormsg struct { - cfn caller - msg string - trc trace -} - -func (err *_errormsg) Error() string { - if IncludesCaller { - fn := err.cfn.value() - return fn + " " + err.msg - } else { - return err.msg - } -} - -func (err *_errormsg) Is(other error) bool { - oerr, ok := other.(*_errormsg) - return ok && oerr.msg == err.msg -} - -type _errorwrap struct { - cfn caller - msg string - err error // wrapped - trc trace -} - -func (err *_errorwrap) Error() string { - if IncludesCaller { - fn := err.cfn.value() - return fn + " " + err.msg + ": " + err.err.Error() - } else { - return err.msg + ": " + err.err.Error() - } -} - -func (err *_errorwrap) Is(other error) bool { - oerr, ok := other.(*_errorwrap) - return ok && oerr.msg == err.msg -} - -func (err *_errorwrap) Unwrap() error { - return err.err -} |