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let rm understand paths

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License: MIT
Signed-off-by: Jeromy <jeromyj@gmail.com>
This commit is contained in:
Jeromy
2015-07-21 17:19:17 -07:00
parent 870df2431a
commit bfe4e4be4f
2 changed files with 55 additions and 7 deletions
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52
core/commands/object.go
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@ -582,19 +582,59 @@ func rmLinkCaller(req cmds.Request, root *dag.Node) (key.Key, error) {
return "", err
}
name := req.Arguments()[2]
path := strings.Split(req.Arguments()[2], "/")
err = root.RemoveNodeLink(name)
nnode, err := rmLink(req.Context(), nd.DAG, root, path)
if err != nil {
return "", err
}
newkey, err := nd.DAG.Add(root)
if err != nil {
return "", err
return nnode.Key()
}
func rmLink(ctx context.Context, ds dag.DAGService, root *dag.Node, path []string) (*dag.Node, error) {
if len(path) == 1 {
// base case, remove node in question
err := root.RemoveNodeLink(path[0])
if err != nil {
return nil, err
}
_, err = ds.Add(root)
if err != nil {
return nil, err
}
return root, nil
}
return newkey, nil
nchild, err := root.GetNodeLink(path[0])
if err != nil {
return nil, err
}
nd, err := nchild.GetNode(ctx, ds)
if err != nil {
return nil, err
}
nnode, err := rmLink(ctx, ds, nd, path[1:])
if err != nil {
return nil, err
}
_ = root.RemoveNodeLink(path[0])
err = root.AddNodeLinkClean(path[0], nnode)
if err != nil {
return nil, err
}
_, err = ds.Add(root)
if err != nil {
return nil, err
}
return root, nil
}
func addLinkCaller(req cmds.Request, root *dag.Node) (key.Key, error) {