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dungsaga/committer-date-from-author-date.sh

Last active April 13, 2021 03:44
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set committer date to author date for the latest git commit
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committer-date-from-author-date.sh
#!/bin/bash
# set committer date to author date for the latest git commit
env GIT_COMMITTER_DATE=$(git log -1 HEAD | grep Date: | cut -d' ' -f2-) git commit --amend --no-edit --date=$GIT_COMMITTER_DATE
#!/usr/bin/fish
# fish shell use (...) instead of $(...)
env GIT_COMMITTER_DATE=(git log -1 HEAD | grep Date: | cut -d' ' -f2-) git commit --amend --no-edit --date=$GIT_COMMITTER_DATE
#!/bin/bash
# when $GIT_COMMITTER_DATE does not change commit date, we can use filter-branch (WARNING: bleeding sharp edge tool)
# this will set commit date & author date for the HEAD commit of branch `master`
git filter-branch -f --env-filter 'export GIT_AUTHOR_DATE="2020-04-01T04:01:00"; export GIT_COMMITTER_DATE="2021-04-01T04:01:00";' master ^master^
#!/usr/bin/fish
# in fish shell, we should escape the caret (^)
git filter-branch -f --env-filter 'export GIT_AUTHOR_DATE="2020-04-01T04:01:00"; export GIT_COMMITTER_DATE="2021-04-01T04:01:00";' master \^master^
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