feat(cli): add theme set subcommand to change theme in .zshrc

Fixes #9087
This commit is contained in:
Marc Cornellà 2021-08-18 16:57:56 +02:00
parent 8dedf26294
commit cbb534267a
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GPG key ID: 0314585E776A9C1B

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@ -45,9 +45,9 @@ function _omz {
'load:Load plugin(s)'
)
_describe 'command' subcmds ;;
pr) subcmds=('test:Test a Pull Request' 'clean:Delete all Pull Request branches')
pr) subcmds=('clean:Delete all Pull Request branches' 'test:Test a Pull Request')
_describe 'command' subcmds ;;
theme) subcmds=('use:Load a theme' 'list:List themes')
theme) subcmds=('list:List themes' 'set:Set a theme in your .zshrc file' 'use:Load a theme')
_describe 'command' subcmds ;;
esac
elif (( CURRENT == 4 )); then
@ -68,7 +68,7 @@ function _omz {
plugin::info)
local -aU plugins=("$ZSH"/plugins/*/{_*,*.plugin.zsh}(.N:h:t) "$ZSH_CUSTOM"/plugins/*/{_*,*.plugin.zsh}(.N:h:t))
_describe 'plugin' plugins ;;
theme::use)
theme::(set|use))
local -aU themes=("$ZSH"/themes/*.zsh-theme(.N:t:r) "$ZSH_CUSTOM"/**/*.zsh-theme(.N:r:gs:"$ZSH_CUSTOM"/themes/:::gs:"$ZSH_CUSTOM"/:::))
_describe 'theme' themes ;;
esac
@ -266,9 +266,9 @@ multi == 1 && length(\$0) > 0 {
{ print \$0 }
"
awk "$awk_script" ~/.zshrc > ~/.zshrc.disabled \
&& mv ~/.zshrc ~/.zshrc.swp \
&& mv ~/.zshrc.disabled ~/.zshrc
awk "$awk_script" ~/.zshrc > ~/.zshrc.new \
&& command mv -f ~/.zshrc ~/.zshrc.bck \
&& command mv -f ~/.zshrc.new ~/.zshrc
# Exit if the new .zshrc file wasn't created correctly
[[ $? -eq 0 ]] || {
@ -280,8 +280,8 @@ multi == 1 && length(\$0) > 0 {
# Exit if the new .zshrc file has syntax errors
if ! zsh -n ~/.zshrc; then
_omz::log error "broken syntax in ~/.zshrc. Rolling back changes..."
command mv -f ~/.zshrc ~/.zshrc.disabled
command mv -f ~/.zshrc.swp ~/.zshrc
command mv -f ~/.zshrc ~/.zshrc.new
command mv -f ~/.zshrc.bck ~/.zshrc
return 1
fi
@ -341,9 +341,9 @@ multi == 1 && /^[^#]*\)/ {
{ print \$0 }
"
awk "$awk_script" ~/.zshrc > ~/.zshrc.enabled \
&& command mv -f ~/.zshrc ~/.zshrc.swp \
&& command mv -f ~/.zshrc.enabled ~/.zshrc
awk "$awk_script" ~/.zshrc > ~/.zshrc.new \
&& command mv -f ~/.zshrc ~/.zshrc.bck \
&& command mv -f ~/.zshrc.new ~/.zshrc
# Exit if the new .zshrc file wasn't created correctly
[[ $? -eq 0 ]] || {
@ -355,8 +355,8 @@ multi == 1 && /^[^#]*\)/ {
# Exit if the new .zshrc file has syntax errors
if ! zsh -n ~/.zshrc; then
_omz::log error "broken syntax in ~/.zshrc. Rolling back changes..."
command mv -f ~/.zshrc ~/.zshrc.enabled
command mv -f ~/.zshrc.swp ~/.zshrc
command mv -f ~/.zshrc ~/.zshrc.new
command mv -f ~/.zshrc.bck ~/.zshrc
return 1
fi
@ -606,7 +606,8 @@ Usage: omz theme <command> [options]
Available commands:
list List all available Oh My Zsh themes
use <theme> Load an Oh My Zsh theme
set <theme> Set a theme in your .zshrc file
use <theme> Load a theme
EOF
return 1
@ -642,6 +643,73 @@ function _omz::theme::list {
fi
}
function _omz::theme::set {
if [[ -z "$1" ]]; then
echo >&2 "Usage: omz theme set <theme>"
return 1
fi
# Check that theme exists
if [[ ! -f "$ZSH_CUSTOM/$1.zsh-theme" ]] \
&& [[ ! -f "$ZSH_CUSTOM/themes/$1.zsh-theme" ]] \
&& [[ ! -f "$ZSH/themes/$1.zsh-theme" ]]; then
_omz::log error "%B$1%b theme not found"
return 1
fi
# Enable theme in .zshrc
local awk_script='
!set && /^\s*ZSH_THEME=[^#]+.*$/ {
set=1
sub(/^\s*ZSH_THEME=[^#]+.*$/, "ZSH_THEME=\"'$1'\" # set by `omz`")
print $0
next
}
{ print $0 }
END {
# If no ZSH_THEME= line was found, return an error
if (!set) exit 1
}
'
awk "$awk_script" ~/.zshrc > ~/.zshrc.new \
|| {
# Prepend ZSH_THEME= line to .zshrc if it doesn't exist
cat <<EOF
ZSH_THEME="$1" # set by \`omz\`
EOF
cat ~/.zshrc
} > ~/.zshrc.new \
&& command mv -f ~/.zshrc ~/.zshrc.bck \
&& command mv -f ~/.zshrc.new ~/.zshrc
# Exit if the new .zshrc file wasn't created correctly
[[ $? -eq 0 ]] || {
local ret=$?
_omz::log error "error setting theme."
return $ret
}
# Exit if the new .zshrc file has syntax errors
if ! zsh -n ~/.zshrc; then
_omz::log error "broken syntax in ~/.zshrc. Rolling back changes..."
command mv -f ~/.zshrc ~/.zshrc.new
command mv -f ~/.zshrc.bck ~/.zshrc
return 1
fi
# Restart the zsh session if there were no errors
_omz::log info "'$1' theme set correctly."
# Old zsh versions don't have ZSH_ARGZERO
local zsh="${ZSH_ARGZERO:-${functrace[-1]%:*}}"
# Check whether to run a login shell
[[ "$zsh" = -* || -o login ]] && exec -l "${zsh#-}" || exec "$zsh"
}
function _omz::theme::use {
if [[ -z "$1" ]]; then
echo >&2 "Usage: omz theme use <theme>"
@ -656,7 +724,7 @@ function _omz::theme::use {
elif [[ -f "$ZSH/themes/$1.zsh-theme" ]]; then
source "$ZSH/themes/$1.zsh-theme"
else
_omz::log error "theme '$1' not found"
_omz::log error "%B$1%b theme not found"
return 1
fi
}