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simplify pc

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This commit is contained in:
Dave Cheney 2016-04-22 19:32:12 +09:00
parent 258d1265c4
commit 109ee590a8
1 changed files with 4 additions and 7 deletions
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11
errors.go
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@ -28,12 +28,13 @@ func (l loc) Location() (string, int) {
// New returns an error that formats as the given text. // New returns an error that formats as the given text.
func New(text string) error { func New(text string) error {
pc, _, _, _ := runtime.Caller(1)
return struct { return struct {
error error
loc loc
}{ }{
fmt.Errorf(text), fmt.Errorf(text),
loc(pc()), loc(pc),
} }
} }
@ -57,10 +58,11 @@ func Wrap(cause error, message string) error {
if cause == nil { if cause == nil {
return nil return nil
} }
pc, _, _, _ := runtime.Caller(1)
return &e{ return &e{
cause: cause, cause: cause,
message: message, message: message,
loc: loc(pc()), loc: loc(pc),
} }
} }
@ -132,8 +134,3 @@ func Fprint(w io.Writer, err error) {
err = cause.Cause() err = cause.Cause()
} }
} }
func pc() uintptr {
pc, _, _, _ := runtime.Caller(2)
return pc
}