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ohmyzsh/oh-my-zsh.sh

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# Protect against non-zsh execution of Oh My Zsh (use POSIX syntax here)
[ -n "$ZSH_VERSION" ] || {
# ANSI formatting function (\033[<code>m)
# 0: reset, 1: bold, 4: underline, 22: no bold, 24: no underline, 31: red, 33: yellow
f() {
[ $# -gt 0 ] || return
IFS=";" printf "\033[%sm" $*
}
# If stdout is not a terminal ignore all formatting
[ -t 1 ] || f() { :; }
ptree() {
# Get process tree of the current process
pid=$$; pids="$pid"
while [ ${pid-0} -ne 1 ] && ppid=$(ps -e -o pid,ppid | awk "\$1 == $pid { print \$2 }"); do
pids="$pids $pid"; pid=$ppid
done
# Show process tree
case "$(uname)" in
Linux) ps -o ppid,pid,command -f -p $pids 2>/dev/null ;;
Darwin|*) ps -o ppid,pid,command -p $pids 2>/dev/null ;;
esac
# If ps command failed, try Busybox ps
[ $? -eq 0 ] || ps -o ppid,pid,comm | awk "NR == 1 || index(\"$pids\", \$2) != 0"
}
{
shell=$(ps -o pid,comm | awk "\$1 == $$ { print \$2 }")
printf "$(f 1 31)Error:$(f 22) Oh My Zsh can't be loaded from: $(f 1)${shell}$(f 22). "
printf "You need to run $(f 1)zsh$(f 22) instead.$(f 0)\n"
printf "$(f 33)Here's the process tree:$(f 22)\n\n"
ptree
printf "$(f 0)\n"
} >&2
return 1
}
# If ZSH is not defined, use the current script's directory.
[[ -z "$ZSH" ]] && export ZSH="${${(%):-%x}:a:h}"
# Set ZSH_CACHE_DIR to the path where cache files should be created
# or else we will use the default cache/
if [[ -z "$ZSH_CACHE_DIR" ]]; then
ZSH_CACHE_DIR="$ZSH/cache"
fi
# Make sure $ZSH_CACHE_DIR is writable, otherwise use a directory in $HOME
if [[ ! -w "$ZSH_CACHE_DIR" ]]; then
ZSH_CACHE_DIR="${XDG_CACHE_HOME:-$HOME/.cache}/oh-my-zsh"
fi
# Create cache and completions dir and add to $fpath
mkdir -p "$ZSH_CACHE_DIR/completions"
(( ${fpath[(Ie)"$ZSH_CACHE_DIR/completions"]} )) || fpath=("$ZSH_CACHE_DIR/completions" $fpath)
# Check for updates on initial load...
if [ "$DISABLE_AUTO_UPDATE" != "true" ]; then
source $ZSH/tools/check_for_upgrade.sh
fi
# Initializes Oh My Zsh
# add a function path
fpath=($ZSH/functions $ZSH/completions $fpath)
# Load all stock functions (from $fpath files) called below.
autoload -U compaudit compinit
# Set ZSH_CUSTOM to the path where your custom config files
# and plugins exists, or else we will use the default custom/
if [[ -z "$ZSH_CUSTOM" ]]; then
ZSH_CUSTOM="$ZSH/custom"
fi
is_plugin() {
local base_dir=$1
local name=$2
builtin test -f $base_dir/plugins/$name/$name.plugin.zsh \
|| builtin test -f $base_dir/plugins/$name/_$name
}
# Add all defined plugins to fpath. This must be done
# before running compinit.
for plugin ($plugins); do
if is_plugin $ZSH_CUSTOM $plugin; then
fpath=($ZSH_CUSTOM/plugins/$plugin $fpath)
elif is_plugin $ZSH $plugin; then
fpath=($ZSH/plugins/$plugin $fpath)
else
echo "[oh-my-zsh] plugin '$plugin' not found"
fi
done
# Figure out the SHORT hostname
if [[ "$OSTYPE" = darwin* ]]; then
# macOS's $HOST changes with dhcp, etc. Use ComputerName if possible.
SHORT_HOST=$(scutil --get ComputerName 2>/dev/null) || SHORT_HOST=${HOST/.*/}
else
SHORT_HOST=${HOST/.*/}
fi
# Save the location of the current completion dump file.
if [ -z "$ZSH_COMPDUMP" ]; then
ZSH_COMPDUMP="${ZDOTDIR:-${HOME}}/.zcompdump-${SHORT_HOST}-${ZSH_VERSION}"
fi
# Construct zcompdump OMZ metadata
zcompdump_revision="#omz revision: $(builtin cd -q "$ZSH"; git rev-parse HEAD 2>/dev/null)"
zcompdump_fpath="#omz fpath: $fpath"
# Delete the zcompdump file if OMZ zcompdump metadata changed
if ! command grep -q -Fx "$zcompdump_revision" "$ZSH_COMPDUMP" 2>/dev/null \
|| ! command grep -q -Fx "$zcompdump_fpath" "$ZSH_COMPDUMP" 2>/dev/null; then
command rm -f "$ZSH_COMPDUMP"
zcompdump_refresh=1
fi
if [[ $ZSH_DISABLE_COMPFIX != true ]]; then
source $ZSH/lib/compfix.zsh
# If completion insecurities exist, warn the user
handle_completion_insecurities
# Load only from secure directories
compinit -i -C -d "${ZSH_COMPDUMP}"
else
# If the user wants it, load from all found directories
compinit -u -C -d "${ZSH_COMPDUMP}"
fi
# Append zcompdump metadata if missing
if (( $zcompdump_refresh )); then
# Use `tee` in case the $ZSH_COMPDUMP filename is invalid, to silence the error
# See https://github.com/ohmyzsh/ohmyzsh/commit/dd1a7269#commitcomment-39003489
tee -a "$ZSH_COMPDUMP" &>/dev/null <<EOF
$zcompdump_revision
$zcompdump_fpath
EOF
fi
unset zcompdump_revision zcompdump_fpath zcompdump_refresh
# Load all of the config files in ~/oh-my-zsh that end in .zsh
# TIP: Add files you don't want in git to .gitignore
for config_file ($ZSH/lib/*.zsh); do
custom_config_file="${ZSH_CUSTOM}/lib/${config_file:t}"
[ -f "${custom_config_file}" ] && config_file=${custom_config_file}
source $config_file
done
# Load all of the plugins that were defined in ~/.zshrc
for plugin ($plugins); do
if [ -f $ZSH_CUSTOM/plugins/$plugin/$plugin.plugin.zsh ]; then
source $ZSH_CUSTOM/plugins/$plugin/$plugin.plugin.zsh
elif [ -f $ZSH/plugins/$plugin/$plugin.plugin.zsh ]; then
source $ZSH/plugins/$plugin/$plugin.plugin.zsh
fi
done
# Load all of your custom configurations from custom/
for config_file ($ZSH_CUSTOM/*.zsh(N)); do
source $config_file
done
unset config_file
# Load the theme
if [ ! "$ZSH_THEME" = "" ]; then
if [ -f "$ZSH_CUSTOM/$ZSH_THEME.zsh-theme" ]; then
source "$ZSH_CUSTOM/$ZSH_THEME.zsh-theme"
elif [ -f "$ZSH_CUSTOM/themes/$ZSH_THEME.zsh-theme" ]; then
source "$ZSH_CUSTOM/themes/$ZSH_THEME.zsh-theme"
else
source "$ZSH/themes/$ZSH_THEME.zsh-theme"
fi
fi