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Add path validation in Resolver.ResolvePath

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Add ErrNoComponents in ParsePath validation & remove redundant path
validation.
Any lines using core.Resolve & Resolver.ResolvePath will have their path
validated.

License: MIT
Signed-off-by: rht <rhtbot@gmail.com>
This commit is contained in:
rht
2015-07-03 17:31:46 +07:00
parent 9e74a08879
commit dfde18e124
4 changed files with 23 additions and 24 deletions
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5
path/resolver.go
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@ -65,6 +65,11 @@ func SplitAbsPath(fpath Path) (mh.Multihash, []string, error) {
// ResolvePath fetches the node for given path. It returns the last item
// returned by ResolvePathComponents.
func (s *Resolver) ResolvePath(ctx context.Context, fpath Path) (*merkledag.Node, error) {
// validate path
if err := fpath.IsValid(); err != nil {
return nil, err
}
nodes, err := s.ResolvePathComponents(ctx, fpath)
if err != nil || nodes == nil {
return nil, err