Deduplicate top-level JSON arrays.

gem install dorian-json-uniq

Also included in the aggregate gem:

gem install dorian

json-uniq [options] [json ...] [file ...]

Run json-uniq -h for generated option details and json-uniq -v for the installed version.

• Non-array JSON is parsed and printed back unchanged. Use --pretty false for compact output.

json-uniq '[1,1,2]' --pretty false

Output:

[1,2]