Jo-Philipp Wich f6785e33a0 jsonfilter: allow empty paths
Allow path specifications to refer to just '@' or '$' which is useful for
exporting the keys or array indizes of the toplevel object to the shell.

Signed-off-by: Jo-Philipp Wich <jo@mein.io>
2016-05-24 17:15:44 +02:00
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