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RUBIES -> chruby_detect_all_rubies #374

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RUBIES -> chruby_detect_all_rubies #374

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59 changes: 52 additions & 7 deletions share/chruby/chruby.sh
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Original file line number Diff line number Diff line change
@@ -1,10 +1,55 @@
CHRUBY_VERSION="0.3.9"
RUBIES=()

for dir in "$PREFIX/opt/rubies" "$HOME/.rubies"; do
[[ -d "$dir" && -n "$(ls -A "$dir")" ]] && RUBIES+=("$dir"/*)
done
unset dir
function chruby_list_rubies()
{
local chruby_entry
for chruby_entry in "$@"; do
[[ -x "$chruby_entry/bin/ruby" ]] && echo "$chruby_entry"
done
}

function chruby_detect_rubies()
{
if [[ -d "$1" ]]; then
{ chruby_list_rubies "$1"/* ;} 2>/dev/null || true
else
chruby_list_rubies $1
fi
}

function chruby_stable_version_sort() {
local dir last_engine ruby engine_no=0 engine ver old_ver v0 v1 v2 v3 v4
sort -u | while read -r dir; do
last_engine="$engine"
ruby="${dir##*/}"; engine="${ruby%%-*}"; ver="${ruby#*-}"
[[ "$last_engine" != "$engine" ]] && engine_no=$((engine_no + 1))
v0="${ver%%\.*}"; ver="${ver#*\.}"
v1="${ver%%\.*}"; old_ver="$ver"; ver="${ver#*\.}"
[[ "$ver" == "$old_ver" ]] && ver=""
v2="${ver%%\.*}"; old_ver="$ver"; ver="${ver#*\.}"
[[ "$ver" == "$old_ver" ]] && ver=""
v3="${ver%%\.*}"; old_ver="$ver"; ver="${ver#*\.}"
[[ "$ver" == "$old_ver" ]] && ver=""
v4="${v2#*-p}"
[[ "$v2" == "$v4" ]] && v4=""
echo "$engine_no:$v0:$v1:$v2:$v3:$v4:$dir"
done | sort -nt: -k1 -k2 -k3 -k4 -k5 -k6 | cut -d: -f7-
}

function chruby_detect_all_rubies()
{
{
chruby_detect_rubies "$PREFIX/opt/rubies"
chruby_detect_rubies "$HOME/.rubies"
if [[ -n "$RUBIES" ]]; then
local chruby_rubies_dir
for chruby_rubies_dir in "${RUBIES[@]}"; do
chruby_detect_rubies "$chruby_rubies_dir"
done
fi
} | chruby_stable_version_sort
}


function chruby_reset()
{
Expand Down Expand Up @@ -71,7 +116,7 @@ function chruby()
;;
"")
local dir ruby
for dir in "${RUBIES[@]}"; do
chruby_detect_all_rubies | while read -r dir; do
dir="${dir%%/}"; ruby="${dir##*/}"
if [[ "$dir" == "$RUBY_ROOT" ]]; then
echo " * ${ruby} ${RUBYOPT}"
Expand All @@ -84,7 +129,7 @@ function chruby()
system) chruby_reset ;;
*)
local dir ruby match
for dir in "${RUBIES[@]}"; do
chruby_detect_all_rubies | while read -r dir; do
dir="${dir%%/}"; ruby="${dir##*/}"
case "$ruby" in
"$1") match="$dir" && break ;;
Expand Down