diff options
Diffstat (limited to '.bash_prompt')
| -rwxr-xr-x | .bash_prompt | 332 |
1 files changed, 332 insertions, 0 deletions
diff --git a/.bash_prompt b/.bash_prompt new file mode 100755 index 0000000..004d1db --- /dev/null +++ b/.bash_prompt @@ -0,0 +1,332 @@ +#!/usr/bin/env bash +# Sexy bash prompt by twolfson +# https://github.com/twolfson/sexy-bash-prompt +# Forked from gf3, https://gist.github.com/gf3/306785 + +# If we are on a colored terminal +if tput setaf 1 &> /dev/null; then + # Reset the shell from our `if` check + tput sgr0 &> /dev/null + + # If you would like to customize your colors, use + # # Attribution: http://linuxtidbits.wordpress.com/2008/08/11/output-color-on-bash-scripts/ + # for i in $(seq 0 $(tput colors)); do + # echo " $(tput setaf $i)Text$(tput sgr0) $(tput bold)$(tput setaf $i)Text$(tput sgr0) $(tput sgr 0 1)$(tput setaf $i)Text$(tput sgr0) \$(tput setaf $i)" + # done + + # Save common color actions + sexy_bash_prompt_bold="$(tput bold)" + sexy_bash_prompt_reset="$(tput sgr0)" + + # If the terminal supports at least 256 colors, write out our 256 color based set + if [[ "$(tput colors)" -ge 256 ]] &> /dev/null; then + sexy_bash_prompt_user_color="$sexy_bash_prompt_bold$(tput setaf 27)" # BOLD BLUE + sexy_bash_prompt_preposition_color="$sexy_bash_prompt_bold$(tput setaf 7)" # BOLD WHITE + sexy_bash_prompt_device_color="$sexy_bash_prompt_bold$(tput setaf 39)" # BOLD CYAN + sexy_bash_prompt_dir_color="$sexy_bash_prompt_bold$(tput setaf 76)" # BOLD GREEN + sexy_bash_prompt_git_status_color="$sexy_bash_prompt_bold$(tput setaf 154)" # BOLD YELLOW + sexy_bash_prompt_git_progress_color="$sexy_bash_prompt_bold$(tput setaf 9)" # BOLD RED + else + # Otherwise, use colors from our set of 8 + sexy_bash_prompt_user_color="$sexy_bash_prompt_bold$(tput setaf 4)" # BOLD BLUE + sexy_bash_prompt_preposition_color="$sexy_bash_prompt_bold$(tput setaf 7)" # BOLD WHITE + sexy_bash_prompt_device_color="$sexy_bash_prompt_bold$(tput setaf 6)" # BOLD CYAN + sexy_bash_prompt_dir_color="$sexy_bash_prompt_bold$(tput setaf 2)" # BOLD GREEN + sexy_bash_prompt_git_status_color="$sexy_bash_prompt_bold$(tput setaf 3)" # BOLD YELLOW + sexy_bash_prompt_git_progress_color="$sexy_bash_prompt_bold$(tput setaf 1)" # BOLD RED + fi + + sexy_bash_prompt_symbol_color="$sexy_bash_prompt_bold" # BOLD + sexy_bash_prompt_symbol_error_color="$sexy_bash_prompt_bold$(tput setaf 1)" # BOLD RED +else +# Otherwise, use ANSI escape sequences for coloring + # If you would like to customize your colors, use + # DEV: 30-39 lines up 0-9 from `tput` + # for i in $(seq 0 109); do + # echo -n -e "\033[1;${i}mText$(tput sgr0) " + # echo "\033[1;${i}m" + # done + + sexy_bash_prompt_reset="\033[m" + sexy_bash_prompt_user_color="\033[1;34m" # BLUE + sexy_bash_prompt_preposition_color="\033[1;37m" # WHITE + sexy_bash_prompt_device_color="\033[1;36m" # CYAN + sexy_bash_prompt_dir_color="\033[1;32m" # GREEN + sexy_bash_prompt_git_status_color="\033[1;33m" # YELLOW + sexy_bash_prompt_git_progress_color="\033[1;31m" # RED + sexy_bash_prompt_symbol_color="" # NORMAL + sexy_bash_prompt_symbol_error_color="\033[1;31m" # RED +fi + +# Define the default prompt terminator character '$' +if [[ "$UID" == 0 ]]; then + sexy_bash_prompt_symbol="#" +else + sexy_bash_prompt_symbol="\$" +fi + +# Apply any color overrides that have been set in the environment +if [[ -n "$PROMPT_USER_COLOR" ]]; then sexy_bash_prompt_user_color="$PROMPT_USER_COLOR"; fi +if [[ -n "$PROMPT_PREPOSITION_COLOR" ]]; then sexy_bash_prompt_preposition_color="$PROMPT_PREPOSITION_COLOR"; fi +if [[ -n "$PROMPT_DEVICE_COLOR" ]]; then sexy_bash_prompt_device_color="$PROMPT_DEVICE_COLOR"; fi +if [[ -n "$PROMPT_DIR_COLOR" ]]; then sexy_bash_prompt_dir_color="$PROMPT_DIR_COLOR"; fi +if [[ -n "$PROMPT_GIT_STATUS_COLOR" ]]; then sexy_bash_prompt_git_status_color="$PROMPT_GIT_STATUS_COLOR"; fi +if [[ -n "$PROMPT_GIT_PROGRESS_COLOR" ]]; then sexy_bash_prompt_git_progress_color="$PROMPT_GIT_PROGRESS_COLOR"; fi +if [[ -n "$PROMPT_SYMBOL" ]]; then sexy_bash_prompt_symbol="$PROMPT_SYMBOL"; fi +if [[ -n "$PROMPT_SYMBOL_COLOR" ]]; then sexy_bash_prompt_symbol_color="$PROMPT_SYMBOL_COLOR"; fi +if [[ -n "$PROMPT_SYMBOL_ERROR_COLOR" ]]; then sexy_bash_prompt_symbol_error_color="$PROMPT_SYMBOL_ERROR_COLOR"; fi + +# Set up symbols +sexy_bash_prompt_synced_symbol="" +sexy_bash_prompt_dirty_synced_symbol="*" +sexy_bash_prompt_unpushed_symbol="△" +sexy_bash_prompt_dirty_unpushed_symbol="▲" +sexy_bash_prompt_unpulled_symbol="▽" +sexy_bash_prompt_dirty_unpulled_symbol="▼" +sexy_bash_prompt_unpushed_unpulled_symbol="⬡" +sexy_bash_prompt_dirty_unpushed_unpulled_symbol="⬢" + +# Apply symbol overrides that have been set in the environment +# DEV: Working unicode symbols can be determined via the following gist +# **WARNING: The following gist has 64k lines and may freeze your browser** +# https://gist.github.com/twolfson/9cc7968eb6ee8b9ad877 +if [[ -n "$PROMPT_SYNCED_SYMBOL" ]]; then sexy_bash_prompt_synced_symbol="$PROMPT_SYNCED_SYMBOL"; fi +if [[ -n "$PROMPT_DIRTY_SYNCED_SYMBOL" ]]; then sexy_bash_prompt_dirty_synced_symbol="$PROMPT_DIRTY_SYNCED_SYMBOL"; fi +if [[ -n "$PROMPT_UNPUSHED_SYMBOL" ]]; then sexy_bash_prompt_unpushed_symbol="$PROMPT_UNPUSHED_SYMBOL"; fi +if [[ -n "$PROMPT_DIRTY_UNPUSHED_SYMBOL" ]]; then sexy_bash_prompt_dirty_unpushed_symbol="$PROMPT_DIRTY_UNPUSHED_SYMBOL"; fi +if [[ -n "$PROMPT_UNPULLED_SYMBOL" ]]; then sexy_bash_prompt_unpulled_symbol="$PROMPT_UNPULLED_SYMBOL"; fi +if [[ -n "$PROMPT_DIRTY_UNPULLED_SYMBOL" ]]; then sexy_bash_prompt_dirty_unpulled_symbol="$PROMPT_DIRTY_UNPULLED_SYMBOL"; fi +if [[ -n "$PROMPT_UNPUSHED_UNPULLED_SYMBOL" ]]; then sexy_bash_prompt_unpushed_unpulled_symbol="$PROMPT_UNPUSHED_UNPULLED_SYMBOL"; fi +if [[ -n "$PROMPT_DIRTY_UNPUSHED_UNPULLED_SYMBOL" ]]; then sexy_bash_prompt_dirty_unpushed_unpulled_symbol="$PROMPT_DIRTY_UNPUSHED_UNPULLED_SYMBOL"; fi + +# Set up behavior options +sexy_bash_prompt_show_error_once="1" + +# Apply behavior overrides that have been set in the environment +if [[ -n "$PROMPT_SHOW_ERROR_ONCE" ]]; then sexy_bash_prompt_show_error_once="$PROMPT_SHOW_ERROR_ONCE"; fi + +# Define all our helper functions +function sexy_bash_prompt_get_git_branch() { + # On branches, this will return the branch name + # On non-branches, (no branch) + ref="$(git symbolic-ref HEAD 2> /dev/null | sed -e 's/refs\/heads\///')" + if [[ "$ref" != "" ]]; then + echo "$ref" + else + echo "(no branch)" + fi +} + +function sexy_bash_prompt_get_git_progress() { + # Detect in-progress actions (e.g. merge, rebase) + # https://github.com/git/git/blob/v1.9-rc2/wt-status.c#L1199-L1241 + git_dir="$(git rev-parse --git-dir)" + + # git merge + if [[ -f "$git_dir/MERGE_HEAD" ]]; then + echo " [merge]" + elif [[ -d "$git_dir/rebase-apply" ]]; then + # git am + if [[ -f "$git_dir/rebase-apply/applying" ]]; then + echo " [am]" + # git rebase + else + echo " [rebase]" + fi + elif [[ -d "$git_dir/rebase-merge" ]]; then + # git rebase --interactive/--merge + echo " [rebase]" + elif [[ -f "$git_dir/CHERRY_PICK_HEAD" ]]; then + # git cherry-pick + echo " [cherry-pick]" + fi + if [[ -f "$git_dir/BISECT_LOG" ]]; then + # git bisect + echo " [bisect]" + fi + if [[ -f "$git_dir/REVERT_HEAD" ]]; then + # git revert --no-commit + echo " [revert]" + fi +} + +sexy_bash_prompt_is_branch1_behind_branch2 () { + # $ git log origin/master..master -1 + # commit 4a633f715caf26f6e9495198f89bba20f3402a32 + # Author: Todd Wolfson <todd@twolfson.com> + # Date: Sun Jul 7 22:12:17 2013 -0700 + # + # Unsynced commit + + # Find the first log (if any) that is in branch1 but not branch2 + first_log="$(git log $1..$2 -1 2> /dev/null)" + + # Exit with 0 if there is a first log, 1 if there is not + [[ -n "$first_log" ]] +} + +sexy_bash_prompt_branch_exists () { + # List remote branches | # Find our branch and exit with 0 or 1 if found/not found + git branch --remote 2> /dev/null | grep --quiet "$1" +} + +sexy_bash_prompt_parse_git_ahead () { + # Grab the local and remote branch + branch="$(sexy_bash_prompt_get_git_branch)" + remote="$(git config --get "branch.${branch}.remote" || echo -n "origin")" + remote_branch="$remote/$branch" + + # $ git log origin/master..master + # commit 4a633f715caf26f6e9495198f89bba20f3402a32 + # Author: Todd Wolfson <todd@twolfson.com> + # Date: Sun Jul 7 22:12:17 2013 -0700 + # + # Unsynced commit + + # If the remote branch is behind the local branch + # or it has not been merged into origin (remote branch doesn't exist) + if (sexy_bash_prompt_is_branch1_behind_branch2 "$remote_branch" "$branch" || + ! sexy_bash_prompt_branch_exists "$remote_branch"); then + # echo our character + echo 1 + fi +} + +sexy_bash_prompt_parse_git_behind () { + # Grab the branch + branch="$(sexy_bash_prompt_get_git_branch)" + remote="$(git config --get "branch.${branch}.remote" || echo -n "origin")" + remote_branch="$remote/$branch" + + # $ git log master..origin/master + # commit 4a633f715caf26f6e9495198f89bba20f3402a32 + # Author: Todd Wolfson <todd@twolfson.com> + # Date: Sun Jul 7 22:12:17 2013 -0700 + # + # Unsynced commit + + # If the local branch is behind the remote branch + if sexy_bash_prompt_is_branch1_behind_branch2 "$branch" "$remote_branch"; then + # echo our character + echo 1 + fi +} + +function sexy_bash_prompt_parse_git_dirty() { + # If the git status has *any* changes (e.g. dirty), echo our character + if [[ -n "$(git status --porcelain 2> /dev/null)" ]]; then + echo 1 + fi +} + +function sexy_bash_prompt_is_on_git() { + git rev-parse 2> /dev/null +} + +function sexy_bash_prompt_get_git_status() { + # Grab the git dirty and git behind + dirty_branch="$(sexy_bash_prompt_parse_git_dirty)" + branch_ahead="$(sexy_bash_prompt_parse_git_ahead)" + branch_behind="$(sexy_bash_prompt_parse_git_behind)" + + # Iterate through all the cases and if it matches, then echo + if [[ "$dirty_branch" == 1 && "$branch_ahead" == 1 && "$branch_behind" == 1 ]]; then + echo "$sexy_bash_prompt_dirty_unpushed_unpulled_symbol" + elif [[ "$branch_ahead" == 1 && "$branch_behind" == 1 ]]; then + echo "$sexy_bash_prompt_unpushed_unpulled_symbol" + elif [[ "$dirty_branch" == 1 && "$branch_ahead" == 1 ]]; then + echo "$sexy_bash_prompt_dirty_unpushed_symbol" + elif [[ "$branch_ahead" == 1 ]]; then + echo "$sexy_bash_prompt_unpushed_symbol" + elif [[ "$dirty_branch" == 1 && "$branch_behind" == 1 ]]; then + echo "$sexy_bash_prompt_dirty_unpulled_symbol" + elif [[ "$branch_behind" == 1 ]]; then + echo "$sexy_bash_prompt_unpulled_symbol" + elif [[ "$dirty_branch" == 1 ]]; then + echo "$sexy_bash_prompt_dirty_synced_symbol" + else # clean + echo "$sexy_bash_prompt_synced_symbol" + fi +} + +sexy_bash_prompt_get_git_info () { + # Grab the branch + branch="$(sexy_bash_prompt_get_git_branch)" + + # If there are any branches + if [[ "$branch" != "" ]]; then + # Echo the branch + output="$branch" + + # Add on the git status + output="$output$(sexy_bash_prompt_get_git_status)" + + # Echo our output + echo "$output" + fi +} + +sexy_bash_prompt_get_symbol_color () { + # Verify we have an exit code set + if [[ "$sexy_bash_prompt_exit_code" == "" ]]; then + echo "Missing \`sexy_bash_prompt_exit_code\` for prompt symbol coloring" 1>&2 + echo "Please verify \`PROMPT_COMMAND\` includes \`sexy_bash_prompt_command\` (enabled unless overwritten)" 1>&2 + echo "$sexy_bash_prompt_symbol_color" + return + fi + exit_code="$sexy_bash_prompt_exit_code" + + # If we'd like to show errors once, then inspect further + # DEV: This is a personal preference around seeing a red $ on any failing command consistently + # DEV: This also works to ignore keyboard interrupts in the prompt itself (normally exit code 130) + # This will respect keyboard interrupt in running programs though (e.g. `time cat`) + # DEV: Further explanation of all scenarios, https://github.com/twolfson/sexy-bash-prompt/pull/89#issuecomment-685239313 + if [[ "$sexy_bash_prompt_show_error_once" == "1" ]]; then + # If the last command has not changed (including its timestamp), then ignore our exit code + # last_command="501 echo hi" + if [[ "$sexy_bash_prompt_last_command" == "$sexy_bash_prompt_current_command" ]]; then + exit_code="0" + fi + fi + + # Determine and output our symbol color + symbol_color="$sexy_bash_prompt_symbol_color" + if [[ "$exit_code" != 0 ]]; then + symbol_color="$sexy_bash_prompt_symbol_error_color" + fi + echo "$symbol_color" +} + +# Define our hooks for storing the exit code and past commands +sexy_bash_prompt_current_command="" +sexy_bash_prompt_command () { + # Capture and expose exit code first before anything, otherwise it'll be lost + export sexy_bash_prompt_exit_code="$?" + + # Capture last commands for `SEXY_BASH_PROMPT_SHOW_ERROR_ONCE` logic + # DEV: We would save these in `get_symbol_color` but its subshell variables don't persist + export sexy_bash_prompt_last_command="$sexy_bash_prompt_current_command" + export sexy_bash_prompt_current_command="$(history 1)" + + # DEV: We don't set PS1 in here as it would prevent extension, see https://github.com/twolfson/sexy-bash-prompt/issues/90 +} +# DEV: Extend `PROMPT_COMMAND` if there already is one +if [[ "$PROMPT_COMMAND" != "" ]]; then + PROMPT_COMMAND="sexy_bash_prompt_command ; $PROMPT_COMMAND" +else + PROMPT_COMMAND="sexy_bash_prompt_command" +fi + +# Define the sexy-bash-prompt +PS1="\[$sexy_bash_prompt_reset\]\ +\[$sexy_bash_prompt_user_color\]\u\[$sexy_bash_prompt_reset\] \ +\[$sexy_bash_prompt_preposition_color\]at\[$sexy_bash_prompt_reset\] \ +\[$sexy_bash_prompt_device_color\]\h\[$sexy_bash_prompt_reset\] \ +\[$sexy_bash_prompt_preposition_color\]in\[$sexy_bash_prompt_reset\] \ +\[$sexy_bash_prompt_dir_color\]\w\[$sexy_bash_prompt_reset\]\ +\$( sexy_bash_prompt_is_on_git && \ + echo -n \" \[$sexy_bash_prompt_preposition_color\]on\[$sexy_bash_prompt_reset\] \" && \ + echo -n \"\[$sexy_bash_prompt_git_status_color\]\$(sexy_bash_prompt_get_git_info)\" && \ + echo -n \"\[$sexy_bash_prompt_git_progress_color\]\$(sexy_bash_prompt_get_git_progress)\" && \ + echo -n \"\[$sexy_bash_prompt_reset\]\")\n\ +\[\$(sexy_bash_prompt_get_symbol_color)\]$sexy_bash_prompt_symbol \[$sexy_bash_prompt_reset\]" |