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Hide a stale help50 button after a quiet failure #197

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Merged
rongxin-liu merged 1 commit into from
Sep 21, 2026
Merged

Hide a stale help50 button after a quiet failure #197

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16 changes: 10 additions & 6 deletions etc/profile.d/codespace.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -97,6 +97,12 @@ if [ `id -u` -ne 0 ]; then
( command50 help50.showButton "$1" "$2" > /dev/null 2>&1 & )
_HELP50_BUTTON=1
}
_help50_hide() {
if [[ -n "$_HELP50_BUTTON" ]]; then
( command50 help50.hideButton > /dev/null 2>&1 & )
unset _HELP50_BUTTON
fi
}

# A helper had advice: show it here (as in cs50/cli) and let the duck repeat it
_helpful() {
Expand All @@ -108,10 +114,11 @@ if [ `id -u` -ne 0 ]; then
}

# No helper matched: offer the duck the failed command's output to explain.
# Skip when there's no output (e.g., grep with no match, or a program exiting 1),
# since there'd be nothing to explain and most such exits aren't errors.
# If there's no output (e.g., grep with no match, or a program exiting 1), there's
# nothing to explain, and any button still showing is about an earlier command.
_helpless() {
if [[ -z "${1//[[:space:]]/}" ]]; then
_help50_hide
return
fi
_alert "$(_ansi "🦆 Click \`help50\` above for help with that error.")"
Expand All @@ -120,9 +127,6 @@ if [ `id -u` -ne 0 ]; then

# Command succeeded: hide the button, if showing
_helped() {
if [[ -n "$_HELP50_BUTTON" ]]; then
( command50 help50.hideButton > /dev/null 2>&1 & )
unset _HELP50_BUTTON
fi
_help50_hide
}
fi