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68e86d25 SBS |
1 | #!/usr/bin/env bash |
2 | # Desc: Grep search filenames of all git committed work trees | |
e65cf1ee SBS |
3 | # Usage: git-bk-find-file [string grep pattern] |
4 | # Example git-bk-find-file '.txt$' | |
68e86d25 | 5 | # Ref/Attrib: albfan "How can I search Git branches for a file or directory?" https://stackoverflow.com/a/16868704/10850071 |
7ea27886 | 6 | # Version: 0.2.0 |
68e86d25 SBS |
7 | # Depends: GNU bash v5.1.16, GNU parallel 20210822 |
8 | ||
9 | yell() { echo "$0: $*" >&2; } # print script path and all args to stderr | |
10 | die() { yell "$*"; exit 111; } # same as yell() but non-zero exit status | |
11 | must() { "$@" || die "cannot $*"; } # runs args as command, reports args if command fails | |
12 | check_depends() { | |
13 | # Desc: Check dependencies | |
14 | # Usage: check_depends | |
15 | # Depends: GNU parallel 20210822 | |
16 | if ! command -v parallel 1>/dev/random 2>&1; then die "FATAL:Missing:parallel"; fi; | |
17 | if ! command -v git 1>/dev/random 2>&1; then die "FATAL:Missing:git"; fi; | |
18 | }; | |
19 | check_args() { | |
20 | if [[ $# -le 0 ]]; then die "FATAL:Incorrect number of args:$#"; fi; | |
21 | }; # check arguments | |
22 | display_commit() { | |
23 | # Show commit if filename in committed tree matches grep pattern | |
24 | # Input: arg1: commit id | |
25 | # args2+: passed to grep | |
26 | # Output: stdout | |
e65cf1ee | 27 | # Depends: git 2.34.1 |
68e86d25 SBS |
28 | local commit results; |
29 | ||
30 | commit="$1"; shift; | |
31 | ||
32 | # Decide if need to show commit at all | |
33 | if results="$(git ls-tree -r --name-only "$commit" | grep "$1")"; then | |
e65cf1ee SBS |
34 | # Get commit timestamp |
35 | time="$(git -c log.showSignature=false show -s --format=%cI "$commit")"; | |
36 | ||
7ea27886 SBS |
37 | # Get first 8 chars of commit |
38 | short_commit="${commit:0:8}"; | |
e65cf1ee SBS |
39 | |
40 | # Output results | |
41 | while read -r line; do | |
42 | if [[ -z "$line" ]]; then continue; fi; # skip blank lines | |
43 | printf "%s %s %s\n" "$time" "$short_commit" "$line"; | |
44 | done < <(printf "%s\n" "$results"); | |
68e86d25 SBS |
45 | fi; |
46 | ||
47 | return 0; | |
48 | }; # display commit | |
49 | main() { | |
50 | check_depends; | |
51 | check_args "$@"; | |
52 | export -f yell die must display_commit; | |
53 | git rev-list --all | parallel --jobs=75% display_commit "{}" "$@"; | |
54 | }; | |
55 | ||
56 | main "$@"; | |
57 | ||
58 | # Author: Steven Baltakatei Sandoval | |
59 | # License: GPLv3+ |