blob: 483fc9abae8b613a349376c128d3b0293aa120ba (
plain) (
tree)
|
|
#
msgid ""
msgstr ""
msgid ""
"title: Grep online repositories\n"
"date: 2020-08-28\n"
"layout: post\n"
"lang: en\n"
"ref: grep-online-repositories"
msgstr ""
msgid ""
"I often find interesting source code repositories online that I want to grep"
" for some pattern but I can't, because either:"
msgstr ""
msgid ""
"the repository is on [cgit](https://git.zx2c4.com/cgit/) or a similar code "
"repository that doesn't allow search in files, or;"
msgstr ""
msgid ""
"the search function is really bad, and doesn't allow me to use regular "
"expressions for searching patterns in the code."
msgstr ""
msgid ""
"Here's a simple script that allows you to overcome that problem easily:"
msgstr ""
msgid ""
"It is a wrapper around `git grep` that downloads the repository when "
"missing. Save in a file called `git-search`, make the file executable and "
"add it to your path."
msgstr ""
msgid "Overview:"
msgstr ""
msgid "*lines 1~2*:"
msgstr ""
msgid ""
"Bash shebang and the `set -eu` options to exit on error or undefined "
"variables."
msgstr ""
msgid "*lines 4~30*:"
msgstr ""
msgid "Usage text to be printed when providing less arguments than expected."
msgstr ""
msgid "*line 33*:"
msgstr ""
msgid "Extract the repository name from the URL, removing trailing slashes."
msgstr ""
msgid "*lines 34~37*:"
msgstr ""
msgid "Download the repository when missing and go to the folder."
msgstr ""
msgid "*line 39*:"
msgstr ""
msgid "Make the variable `$@` contain the rest of the unused arguments."
msgstr ""
msgid "*line 40*:"
msgstr ""
msgid "Perform `git grep`, forwarding the remaining arguments from `$@`."
msgstr ""
msgid "Example output:"
msgstr ""
msgid ""
"Subsequent greps on the same repository are faster because no download is "
"needed."
msgstr ""
msgid "When no argument is provided, it prints the usage text:"
msgstr ""
msgid ""
"#!/usr/bin/env bash\n"
"set -eu\n"
"\n"
"end=\"\\033[0m\"\n"
"red=\"\\033[0;31m\"\n"
"red() { echo -e \"${red}${1}${end}\"; }\n"
"\n"
"usage() {\n"
" red \"Missing argument $1.\\n\"\n"
" cat <<EOF\n"
"Usage:\n"
" $0 <REGEX_PATTERN> <REPOSITORY_URL>\n"
"\n"
" Arguments:\n"
" REGEX_PATTERN Regular expression that \"git grep\" can search\n"
" REPOSITORY_URL URL address that \"git clone\" can download the repository from\n"
"\n"
"Examples:\n"
" Searching \"make get-git\" in cgit repository:\n"
" git search 'make get-git' https://git.zx2c4.com/cgit/\n"
" git search 'make get-git' https://git.zx2c4.com/cgit/ -- \\$(git rev-list --all)\n"
"EOF\n"
" exit 2\n"
"}\n"
"\n"
"\n"
"REGEX_PATTERN=\"${1:-}\"\n"
"REPOSITORY_URL=\"${2:-}\"\n"
"[[ -z \"${REGEX_PATTERN}\" ]] && usage 'REGEX_PATTERN'\n"
"[[ -z \"${REPOSITORY_URL}\" ]] && usage 'REPOSITORY_URL'\n"
"\n"
"mkdir -p /tmp/git-search\n"
"DIRNAME=\"$(echo \"${REPOSITORY_URL%/}\" | rev | cut -d/ -f1 | rev)\"\n"
"if [[ ! -d \"/tmp/git-search/${DIRNAME}\" ]]; then\n"
" git clone \"${REPOSITORY_URL}\" \"/tmp/git-search/${DIRNAME}\"\n"
"fi\n"
"pushd \"/tmp/git-search/${DIRNAME}\"\n"
"\n"
"shift 3 || shift 2 # when \"--\" is missing\n"
"git grep \"${REGEX_PATTERN}\" \"${@}\"\n"
msgstr ""
msgid ""
"$ git search 'make get-git' https://git.zx2c4.com/cgit/\n"
"Clonage dans '/tmp/git-search/cgit'...\n"
"remote: Enumerating objects: 542, done.\n"
"remote: Counting objects: 100% (542/542), done.\n"
"remote: Compressing objects: 100% (101/101), done.\n"
"warning: object 51dd1eff1edc663674df9ab85d2786a40f7ae3a5: gitmodulesParse: could not parse gitmodules blob\n"
"remote: Total 7063 (delta 496), reused 446 (delta 441), pack-reused 6521\n"
"Réception d'objets: 100% (7063/7063), 8.69 Mio | 5.39 Mio/s, fait.\n"
"Résolution des deltas: 100% (5047/5047), fait.\n"
"/tmp/git-search/cgit ~/dev/libre/songbooks/docs\n"
"README: $ make get-git\n"
"\n"
"$ git search 'make get-git' https://git.zx2c4.com/cgit/\n"
"/tmp/git-search/cgit ~/dev/libre/songbooks/docs\n"
"README: $ make get-git\n"
msgstr ""
msgid ""
"$ git search\n"
"Missing argument REGEX_PATTERN.\n"
"\n"
"Usage:\n"
" /home/andreh/dev/libre/dotfiles/scripts/ad-hoc/git-search <REGEX_PATTERN> <REPOSITORY_URL>\n"
"\n"
" Arguments:\n"
" REGEX_PATTERN Regular expression that \"git grep\" can search\n"
" REPOSITORY_URL URL address that \"git clone\" can download the repository from\n"
"\n"
"Examples:\n"
" Searching \"make get-git\" in cgit repository:\n"
" git search 'make get-git' https://git.zx2c4.com/cgit/\n"
" git search 'make get-git' https://git.zx2c4.com/cgit/ -- $(git rev-list --all)\n"
msgstr ""
|
