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Comment by haberman

I've recently had a similar idea for when you want to track metrics of a Git repository over time (code size, line count, etc).

I would love to create some a script to take a measurement of the current tree, then run a tool that runs my script at ~every commit so I can draw a graph of how the metric changes over time.

It's a bit tricky: if you change the script, you need to re-run the analysis at every commit. It starts looking a little bit like a build system, but integrated over time.

I've thought of calling this GitReduce or similar, since it has some similarity to MapReduce: first a "map" step runs at every commit, then the "reduce" step combines all of the individual outputs into a single graph or whatever.

Ideally Git itself could be the only storage engine, so you can trivially serve the results from GitHub.

parent haberman 5 years ago

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