On Friday, October 24, 2014 2:59:12 PM UTC-7, Andy Parker wrote:
>
> On Fri, Oct 24, 2014 at 1:58 PM, Joshua Hoblitt <[email protected]
> <javascript:>> wrote:
>
>> On 10/24/2014 11:49 AM, Wil Cooley wrote:
>> > On the other hand, I'm more likely to try to run grep on the master,
>> which
>> > does not work well with minimized JSON (I'm clever enough that I can do
>> it,
>> > but I would curse under my breath at having to do so). (Yes, I could
>> > probably query PuppetDB for these cases, but...)
>>
>> If you haven't already tried it, jgrep (http://jgrep.org/) can be
>> helpful.
>>
>>
> And if you want a mind warping, but incredibly powerful, tool try out jq (
> http://stedolan.github.io/jq/). I used it to process a directory full of
> json files into a single file that contained an analysis.
>
> echo *.analysis | xargs cat | jq -s 'map(.[] |
> select(has("Puppet::Pops::Model::ResourceExpression")) | to_entries) | add
> | group_by(.key) | map({ "key": .[0] | .key, "value": map(.value) | add })
> | from_entries as $expressions | { "expressions": $expressions,
> "expressions_per_resource": (($expressions | to_entries | map(.value) |
> add) / ($expressions | .["Puppet::Pops::Model::ResourceExpression"])),
> "most_common_expressions": $expressions | to_entries | sort_by(.value) |
> reverse | .[0:9] | map(.key) }'
>
> Had to echo and cat because there were too many files for the command line.
>
Also, for the simple case of handling compressed JSON, any system with a
Python interpreter can pretty print with a simple shell command:
cat fugly.json | python -m json.tool
I agree that looking at condensed JSON is a pain, but it may not be worth
the performance tradeoffs given there are quick options for pretty printing.
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