development history for when a code snippet occurred in a change. This makes it
possible to track when a code snippet was added to a file, moved or copied
between files, and eventually deleted or replaced. It works by searching for
-a text string in the diff. A small example:
+a text string in the diff. A small example of the pickaxe interface
+that searches for `blame_usage`:
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$ git log --pretty=oneline -S'blame_usage'
at least once for each commit:
- the author name ("author"), email ("author-mail"), time
- ("author-time"), and timezone ("author-tz"); similarly
+ ("author-time"), and time zone ("author-tz"); similarly
for committer.
- the filename in the commit that the line is attributed to.
- the first line of the commit log message ("summary").