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graph/graph.go: simplify appending to slice in map in byParent

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Signed-off-by: Alexander Morozov <lk4d4@docker.com>
This commit is contained in:
Alexander Morozov 2015-11-16 12:02:35 -08:00
parent a3065fa48f
commit 25b37e2f04
1 changed files with 1 additions and 5 deletions
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6
graph/graph.go
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@ -477,11 +477,7 @@ func (graph *Graph) ByParent() map[string][]*image.Image {
if err != nil {
return
}
if children, exists := byParent[parent.ID]; exists {
byParent[parent.ID] = append(children, img)
} else {
byParent[parent.ID] = []*image.Image{img}
}
byParent[parent.ID] = append(byParent[parent.ID], img)
})
return byParent
}