pyenv/libexec/rbenv-init
Daniel Hahler d061cb4651 Have rbenv init print instructions that hardcode the detected shell
This speeds up subsequent `rbenv init -` executions for the user who
followed these instructions because the shell will no longer have to be
detected each time.
2021-05-06 00:43:16 +02:00

155 lines
2.5 KiB
Bash
Executable file

#!/usr/bin/env bash
# Summary: Configure the shell environment for rbenv
# Usage: eval "$(rbenv init - [--no-rehash] [<shell>])"
set -e
[ -n "$RBENV_DEBUG" ] && set -x
# Provide rbenv completions
if [ "$1" = "--complete" ]; then
echo -
echo --no-rehash
echo bash
echo fish
echo ksh
echo zsh
exit
fi
print=""
no_rehash=""
for args in "$@"
do
if [ "$args" = "-" ]; then
print=1
shift
fi
if [ "$args" = "--no-rehash" ]; then
no_rehash=1
shift
fi
done
shell="$1"
if [ -z "$shell" ]; then
shell="$(ps -p "$PPID" -o 'args=' 2>/dev/null || true)"
shell="${shell%% *}"
shell="${shell##-}"
shell="${shell:-$SHELL}"
shell="${shell##*/}"
shell="${shell%%-*}"
fi
root="${0%/*}/.."
if [ -z "$print" ]; then
case "$shell" in
bash )
if [ -f "${HOME}/.bashrc" ] && [ ! -f "${HOME}/.bash_profile" ]; then
profile='~/.bashrc'
else
profile='~/.bash_profile'
fi
;;
zsh )
profile='~/.zshrc'
;;
ksh )
profile='~/.profile'
;;
fish )
profile='~/.config/fish/config.fish'
;;
* )
profile='your profile'
;;
esac
{ echo "# Load rbenv automatically by appending"
echo "# the following to ${profile}:"
echo
case "$shell" in
fish )
echo 'status --is-interactive; and rbenv init - fish | source'
;;
* )
printf 'eval "$(rbenv init - %s)"\n' "$shell"
;;
esac
echo
} >&2
exit 1
fi
mkdir -p "${RBENV_ROOT}/"{shims,versions}
case "$shell" in
fish )
echo "set -gx PATH '${RBENV_ROOT}/shims' \$PATH"
echo "set -gx RBENV_SHELL $shell"
;;
* )
echo 'export PATH="'${RBENV_ROOT}'/shims:${PATH}"'
echo "export RBENV_SHELL=$shell"
completion="${root}/completions/rbenv.${shell}"
if [ -r "$completion" ]; then
echo "source '$completion'"
fi
;;
esac
if [ -z "$no_rehash" ]; then
echo 'command rbenv rehash 2>/dev/null'
fi
commands=(`rbenv-commands --sh`)
case "$shell" in
fish )
cat <<EOS
function rbenv
set command \$argv[1]
set -e argv[1]
switch "\$command"
case ${commands[*]}
rbenv "sh-\$command" \$argv|source
case '*'
command rbenv "\$command" \$argv
end
end
EOS
;;
ksh )
cat <<EOS
function rbenv {
typeset command
EOS
;;
* )
cat <<EOS
rbenv() {
local command
EOS
;;
esac
if [ "$shell" != "fish" ]; then
IFS="|"
cat <<EOS
command="\${1:-}"
if [ "\$#" -gt 0 ]; then
shift
fi
case "\$command" in
${commands[*]})
eval "\$(rbenv "sh-\$command" "\$@")";;
*)
command rbenv "\$command" "\$@";;
esac
}
EOS
fi