get_col () { for item in `awk "{print \\$$@}"`; do printf $item printf '\n' done } function get_shas_that_touched() { git log --oneline --reverse "$@" | get_col 1 } function echo_hash_if_exp_found_in_filename_diff() { [ ! -z "$(git diff $1~1 $1 -- $2 | cat | grep $3)" ] && echo $1 } function get_shas_that_touched_with_grep() { get_shas_that_touched $1 | xargs -I the_hash sh -c 'echo_hash_if_exp_found_in_filename_diff the_hash $1 $2' } function show_interdiffs_matching_grep() { get_shas_that_touched_with_grep $1 $2 | xargs -I hash sh -c 'git diff hash~1 hash -- $1' } function find_all_ssh_agent_sockets() { find /tmp -type s -name agent.\* 2> /dev/null | grep '/tmp/ssh-.*/agent.*' } function set_ssh_agent_socket() { export SSH_AUTH_SOCK=$(find_all_ssh_agent_sockets | tail -n 1 | awk -F: '{print $1}') } # Create a new directory and enter it function mkd() { mkdir -p "$@" && cd "$@" } # Determine size of a file or total size of a directory function fs() { if du -b /dev/null > /dev/null 2>&1; then local arg=-sbh else local arg=-sh fi if [[ -n "$@" ]]; then du $arg -- "$@" else du $arg .[^.]* * fi } # Use Git’s colored diff when available hash git &>/dev/null if [ $? -eq 0 ]; then function diff() { git diff --no-index --color-words "$@" } fi # Create a data URL from a file function dataurl() { local mimeType=$(file -b --mime-type "$1") if [[ $mimeType == text/* ]]; then mimeType="${mimeType};charset=utf-8" fi echo "data:${mimeType};base64,$(openssl base64 -in "$1" | tr -d '\n')" } # Start an HTTP server from a directory, optionally specifying the port function server() { local port="${1:-8000}" sleep 1 && open "http://localhost:${port}/" & # Set the default Content-Type to `text/plain` instead of `application/octet-stream` # And serve everything as UTF-8 (although not technically correct, this doesn’t break anything for binary files) python -c $'import SimpleHTTPServer;\nmap = SimpleHTTPServer.SimpleHTTPRequestHandler.extensions_map;\nmap[""] = "text/plain";\nfor key, value in map.items():\n\tmap[key] = value + ";charset=UTF-8";\nSimpleHTTPServer.test();' "$port" } # Start a PHP server from a directory, optionally specifying the port # (Requires PHP 5.4.0+.) function phpserver() { local port="${1:-4000}" local ip=$(ipconfig getifaddr en1) sleep 1 && open "http://${ip}:${port}/" & php -S "${ip}:${port}" } # Compare original and gzipped file size function gz() { local origsize=$(wc -c < "$1") local gzipsize=$(gzip -c "$1" | wc -c) local ratio=$(echo "$gzipsize * 100/ $origsize" | bc -l) printf "orig: %d bytes\n" "$origsize" printf "gzip: %d bytes (%2.2f%%)\n" "$gzipsize" "$ratio" } # Test if HTTP compression (RFC 2616 + SDCH) is enabled for a given URL. # Send a fake UA string for sites that sniff it instead of using the Accept-Encoding header. (Looking at you, ajax.googleapis.com!) function httpcompression() { encoding="$(curl -LIs -H 'User-Agent: Mozilla/5 Gecko' -H 'Accept-Encoding: gzip,deflate,compress,sdch' "$1" | grep '^Content-Encoding:')" && echo "$1 is encoded using ${encoding#* }" || echo "$1 is not using any encoding" } # Syntax-highlight JSON strings or files # Usage: `json '{"foo":42}'` or `echo '{"foo":42}' | json` function json() { if [ -t 0 ]; then # argument python -mjson.tool <<< "$*" | pygmentize -l javascript else # pipe python -mjson.tool | pygmentize -l javascript fi } # All the dig info function digga() { dig +nocmd "$1" any +multiline +noall +answer } # Escape UTF-8 characters into their 3-byte format function escape() { printf "\\\x%s" $(printf "$@" | xxd -p -c1 -u) echo # newline } # Decode \x{ABCD}-style Unicode escape sequences function unidecode() { perl -e "binmode(STDOUT, ':utf8'); print \"$@\"" echo # newline } # Get a character’s Unicode code point function codepoint() { perl -e "use utf8; print sprintf('U+%04X', ord(\"$@\"))" echo # newline } # Add note to Notes.app (OS X 10.8) # Usage: `note 'foo'` or `echo 'foo' | note` function note() { local text if [ -t 0 ]; then # argument text="$1" else # pipe text=$(cat) fi body=$(echo "$text" | sed -E 's|$|
|g') osascript >/dev/null </dev/null <