58 lines
2.1 KiB
Bash
58 lines
2.1 KiB
Bash
# bchanot.zsh-theme — oh-my-zsh port of the bashrc prompt:
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# ✔ (12ms) user [ ~/dir ] [branch -*+] >
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# Mark + timer cyan (red ✘ on failure), user and brackets green (red for root),
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# git segment blue. Deployed to ~/.oh-my-zsh/custom/themes by install.sh.
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zmodload zsh/datetime
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autoload -Uz add-zsh-hook
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# Git segment, same rules as parse_git_branch/parse_git_dirty in the bashrc:
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# " [branch bits]" with + (new, modified, renamed or untracked files),
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# * (ahead of upstream) and - (deleted files). Empty outside a repo.
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bchanot_git_info() {
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local lines branch bits=''
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lines="$(git status --porcelain --branch 2>/dev/null)" || return 0
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branch="$(git symbolic-ref --short HEAD 2>/dev/null)" || branch='(detached)'
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if print -r -- "$lines" | grep -qE '^(\?\?|[MAR].|.M)'; then
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bits='+'
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fi
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if print -r -- "${lines%%$'\n'*}" | grep -q '\[ahead '; then
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bits="*$bits"
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fi
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if print -r -- "$lines" | grep -qE '^(D.|.D)'; then
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bits="-$bits"
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fi
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print -r -- " [${branch}${bits:+ $bits}]"
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}
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# Command timer: preexec stamps the start, precmd formats the elapsed time with
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# the bashrc's rules (about 3 significant digits, us up to h).
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bchanot_timer_start() {
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_bchanot_cmd_start=$EPOCHREALTIME
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}
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bchanot_timer_stop() {
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integer delta_us us ms s m h
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(( delta_us = (EPOCHREALTIME - ${_bchanot_cmd_start:-$EPOCHREALTIME}) * 1000000 ))
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(( us = delta_us % 1000, ms = (delta_us / 1000) % 1000 ))
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(( s = (delta_us / 1000000) % 60, m = (delta_us / 60000000) % 60 ))
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(( h = delta_us / 3600000000 ))
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if ((h > 0)); then _bchanot_timer_show=${h}h${m}m
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elif ((m > 0)); then _bchanot_timer_show=${m}m${s}s
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elif ((s >= 10)); then _bchanot_timer_show=${s}.$((ms / 100))s
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elif ((s > 0)); then _bchanot_timer_show=${s}.$(printf %03d $ms)s
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elif ((ms >= 100)); then _bchanot_timer_show=${ms}ms
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elif ((ms > 0)); then _bchanot_timer_show=${ms}.$((us / 100))ms
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else _bchanot_timer_show=${us}us
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fi
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unset _bchanot_cmd_start
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}
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add-zsh-hook preexec bchanot_timer_start
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add-zsh-hook precmd bchanot_timer_stop
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PROMPT='%B%(?.%F{cyan}✔.%F{red}✘) (${_bchanot_timer_show}) '
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PROMPT+='%(!.%F{red}.%F{green})%n [%f%b %~ %B%(!.%F{red}.%F{green})]'
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PROMPT+='%F{blue}$(bchanot_git_info) %f%b> '
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RPROMPT=''
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