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shareable: Use defer for tests

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This commit is contained in:
Hajime Hoshi 2018-04-05 12:02:08 +09:00
parent 24e20306f2
commit 8ff79c970a
1 changed files with 3 additions and 4 deletions
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7
internal/shareable/shareable.go
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@ -112,8 +112,8 @@ func (s *Image) region() (x, y, width, height int) {
func (s *Image) Size() (width, height int) { func (s *Image) Size() (width, height int) {
backendsM.Lock() backendsM.Lock()
defer backendsM.Unlock()
_, _, w, h := s.region() _, _, w, h := s.region()
backendsM.Unlock()
return w, h return w, h
} }
@ -149,15 +149,14 @@ func (s *Image) ReplacePixels(p []byte) {
func (s *Image) At(x, y int) (color.Color, error) { func (s *Image) At(x, y int) (color.Color, error) {
backendsM.Lock() backendsM.Lock()
defer backendsM.Unlock()
ox, oy, w, h := s.region() ox, oy, w, h := s.region()
if x < 0 || y < 0 || x >= w || y >= h { if x < 0 || y < 0 || x >= w || y >= h {
backendsM.Unlock()
return color.RGBA{}, nil return color.RGBA{}, nil
} }
clr, err := s.backend.restorable.At(x+ox, y+oy) clr, err := s.backend.restorable.At(x+ox, y+oy)
backendsM.Unlock()
return clr, err return clr, err
} }
@ -207,8 +206,8 @@ func (s *Image) dispose() {
func (s *Image) IsInvalidated() (bool, error) { func (s *Image) IsInvalidated() (bool, error) {
backendsM.Lock() backendsM.Lock()
defer backendsM.Unlock()
v, err := s.backend.restorable.IsInvalidated() v, err := s.backend.restorable.IsInvalidated()
backendsM.Unlock()
return v, err return v, err
} }