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#!/bin/sh
# shellcheck disable=1001,1012,2039,1090
# 1001,1012 stop complaints about '\awk' syntax to bypass aliases.
# 2039 stops complaints about array references not being POSIX.
# 1090 stops complaints about sourcing non-constant paths.
__shell="$(\ps -p $$ | \awk 'NR > 1 { sub(/^-/, "", $4); print $4 }')"
__shellname="$(basename "${__shell}")"
case "${__shellname}" in
bash)
__jive_root_dir="$(builtin cd "$(\dirname "${BASH_SOURCE[0]}")" && \pwd)"
;;
zsh)
__jive_root_dir="$(\dirname "$0:A")"
;;
*)
>&2 \echo "jive is not compatible with your shell (${__shell})"
\return 1
;;
esac
__jive_exe_dir="${__jive_root_dir}/exe"
__jive_lib_dir="${__jive_root_dir}/lib"
__jive_script="${__jive_root_dir}/jive.sh"
__mtime_of_jive_script="$(\date -r "${__jive_script}" +%s)"
__jive_auto_reload() {
local current_mtime
current_mtime="$(\date -r "${__jive_script}" +%s)"
if [[ "${current_mtime}" != "${__mtime_of_jive_script}" ]]; then
echo "Reloading... ${__jive_script}"
. "${__jive_script}"
fi
}
__jive_exec() {
/usr/bin/env -S ruby -I "${__jive_lib_dir}" "${__jive_exe_dir}/jive" "$@"
}
__jive_open_pipe() {
local tmpfile
tmpfile="$(\mktemp -u)"
exec 42>"${tmpfile}" # Open the tempfile for writing on FD 42.
exec 8<"${tmpfile}" # Open the tempfile for reading on FD 8.
\rm -f "${tmpfile}" # Unlink the tempfile. (we've already opened it).
}
__jive_execute_task() {
local task=$1
case "${task}" in
cd:*)
# shellcheck disable=SC2164
cd "${task//cd:/}"
;;
ctags:*)
# shellcheck disable=SC2164
ctags -R "${task//ctags:/}"
;;
setenv:*)
export "${task//setenv:/}"
;;
*)
echo "Woof! ${task}"
;;
esac
}
__jive_flush_tasks() {
local task
while \read -r task; do
__jive_execute_task "${task}"
done <&8
__jive_close_pipe
}
__jive_close_pipe() {
exec 8<&- # close FD 8.
exec 42<&- # close FD 42.
}
jive() {
__jive_auto_reload
__jive_open_pipe
__jive_exec "$@"
__jive_flush_tasks
}
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