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feat: box export / import — state that survives the box and the host (#70) #78

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dan-claude-bot merged 3 commits from feat/box-export into main 2026-07-18 19:01:57 +00:00
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2 changed files with 6 additions and 6 deletions
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8
bin/box
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@ -560,8 +560,8 @@ EOF
Switch the default box version — repoint the 'current' symlink (and the PATH
symlink riding it) at an installed version. Refuses while ANY box exists:
never change versions under a user's boxes (#66) — 'box down' what you keep,
copy out what you need via 'box shell'/'box exec' (a portable 'box export'
is #70), 'box rm' each box, then switch. The flip is asserted afterwards:
'box export' what you keep (one
portable file per box, #70), 'box rm' each box, then switch. The flip is asserted afterwards:
current must resolve to the version you asked for, and the chain's
'box --version' must answer it.
@ -1343,8 +1343,8 @@ die_under_boxes() { # $1 = the act being refused, $2 = the retry command
echo "box: this host has existing boxes:"
while IFS= read -r n; do echo "box: · $n"; done <<<"$names"
echo "box: refusing to $1 under them (#66: never change versions under a user's boxes)."
echo "box: preserve what you care about — 'box down <box>', copy out via 'box shell'/'box exec'"
echo "box: (a portable 'box export' is #70) — then 'box rm <box>' each, and re-run: $2"
echo "box: preserve what you care about — 'box down <box>', 'box export <box>' (one"
echo "box: portable file per box, #70) — then 'box rm <box>' each, and re-run: $2"
} >&2
exit 1
}

4
install.sh
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@ -268,8 +268,8 @@ else
while IFS= read -r n; do warn " · $n"; done <<<"$names"
warn "refusing to change the default box version under them (#66) — the default stays at $old_ver."
log "box $new_ver is installed side-by-side. To switch:"
log " · preserve what you care about — 'box down <box>', copy out via 'box shell'/'box exec'"
log " (a portable 'box export' is #70), then 'box rm <box>' when you are done"
log " · preserve what you care about — 'box down <box>', 'box export <box>'"
log " (one portable file per box, #70), then 'box rm <box>' when you are done"
log " · then flip the default: box use $new_ver"
else
flip_current "$new_ver"