depot/config/zsh/components/theme-delta-mod.zsh
2022-01-14 22:49:37 +01:00

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# Delta
# Reference/Resources:
#
# Prompt Expansion:
# http://zsh.sourceforge.net/Doc/Release/Prompt-Expansion.html
# http://unix.stackexchange.com/questions/157693/howto-include-output-of-a-script-into-the-zsh-prompt
#
# vcs_info
# https://github.com/zsh-users/zsh/blob/master/Misc/vcs_info-examples
# http://zsh.sourceforge.net/Doc/Release/User-Contributions.html#Version-Control-Information
delta_prompt_symbol() {
if [[ "$1" -eq 0 ]]; then
print -n '%F{red}'
else
print -n '%F{8}'
fi
}
delta_prompt_init() {
local hostnamevar PRETTY_HOSTNAME CHASSIS LOCATION
if [[ -f /etc/machine-info ]]; then
. /etc/machine-info
if [[ -n $PRETTY_HOSTNAME ]]; then
hostnamevar=$PRETTY_HOSTNAME
fi
fi
if [[ -z $hostnamevar ]]; then
hostnamevar='%m'
fi
if [[ -n $SSH_CONNECTION ]]; then
PROMPT=" \$(delta_prompt_symbol \$?)Δ%f %F{8}$hostnamevar %c >%f "
else
PROMPT=" \$(delta_prompt_symbol \$?)Δ%f %F{8}%c >%f "
fi
zstyle ':vcs_info:*' enable git
zstyle ':vcs_info:*' use-simple true
zstyle ':vcs_info:git*' formats '%b'
zstyle ':vcs_info:git*' actionformats '%b|%a'
zstyle ':vcs_info:*' max-exports 2
}
delta_prompt_init "$@"
# xterm title
PROMPT_XTITLE=$'%{\033]0;%n@%M:%~\007%}'
PROMPT="${PROMPT_XTITLE}${PROMPT}"