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git log json format
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| #!/bin/bash | |
| # Bash unofficial strict mode | |
| set -euo pipefail | |
| # http://www.dwheeler.com/essays/filenames-in-shell.html | |
| IFS=$'\n\t' | |
| LANG='' | |
| function define() { IFS='\n' read -r -d '' ${1} || true; } | |
| define TMPL << 'EOF' | |
| { | |
| "commit": "%H", | |
| "tree": "%T", | |
| "parent": "%P", | |
| "refs": "%D", | |
| "encoding": "%e", | |
| "message": "MSG", | |
| "commit_notes": "%N", | |
| "verification_flag": "%G?", | |
| "signer": "%GS", | |
| "signer_key": "%GK", | |
| "author": { | |
| "name": "AUTHOR", | |
| "email": "%aE", | |
| "date": "%ai" | |
| }, | |
| "commiter": { | |
| "name": "COMMITER", | |
| "email": "%cE", | |
| "date": "%ci" | |
| } | |
| } | |
| EOF | |
| function strip () { | |
| # strip newlines then strip all whitespace | |
| sed -e ':a' -e '/./,$!d;/^\n*$/{$d;N;};/\n$/ba' | sed -E 's/^\s+|\s+$//g' | |
| } | |
| function sanitize () { | |
| # escape newline, escape quotes, escape backslash, escape tabs, fix double escapes, delete invalid characters | |
| sed ':a;N;$!ba;s/\n/\\n/g' | sed -e 's/"/\\"/g' -e 's/\\\\/\\/g' -e 's/\t/\\t/g' | sed -E 's/\\([^nt"])/\\\\\1/g' | tr -d '\r\0\t' | sed -E 's/[\x00-\x1f]//g' | |
| } | |
| function field () { | |
| git show -s --format="$1" "$2" | strip | sanitize | |
| } | |
| git log --pretty=format:'%H' | while IFS='' read -r hash; do | |
| TMP="$TMPL" | |
| TMP="${TMP/MSG/$(field "%B" $hash)}" | |
| TMP="${TMP/AUTHOR/$(field "%aN" $hash)}" | |
| TMP="${TMP/COMMITER/$(field "%cN" $hash)}" | |
| git show $hash -s --format="$TMP" | |
| done |
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