resolveSibling
Adds relative file to this parent directory.
If relative has a root or this has no parent directory, relative is returned back.
For instance, File("/foo/bar").resolveSibling(File("gav"))
is File("/foo/gav")
.
Return concatenated this.parent and relative paths, or just relative if it's absolute or this has no parent.
Adds relative name to this parent directory.
If relative has a root or this has no parent directory, relative is returned back.
For instance, File("/foo/bar").resolveSibling("gav")
is File("/foo/gav")
.
Return concatenated this.parent and relative paths, or just relative if it's absolute or this has no parent.