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Re: [RFC PATCH v4 2/3] Show the call history when an alias is looping

On Sat, Sep 8, 2018 at 12:44 AM Tim Schumacher <timschumi@xxxxxx> wrote:
> Just printing the command that the user entered is not particularly
> helpful when trying to find the alias that causes the loop.
> Print the history of substituted commands to help the user find the
> offending alias. Mark the entrypoint of the loop with "<==" and the
> last command (which looped back to the entrypoint) with "==>".

An even simpler way to give this information is simply suggest the
user tries again with GIT_TRACE=1. All alias expansion is shown there
and we teach the user about GIT_TRACE. But your approach is probably
more user friendly.