mox/apidiff.sh

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#!/bin/sh
set -e
prevversion=$(go list -mod=readonly -m -f '{{ .Version }}' github.com/mjl-/mox@latest)
nextversion=$(cat next.txt)
if ! test -d tmp/mox-$prevversion; then
mkdir -p tmp/mox-$prevversion
git archive --format=tar v0.0.8 | tar -C tmp/mox-$prevversion -xf -
fi
(rm -r tmp/apidiff || exit 0)
mkdir -p tmp/apidiff/$prevversion tmp/apidiff/next
(rm apidiff/$nextversion.txt || exit 0)
(
echo "Below are the incompatible changes between $prevversion and $nextversion, per package."
echo
) >>apidiff/$nextversion.txt
for p in $(cat apidiff/packages.txt); do
(cd tmp/mox-$prevversion && apidiff -w ../apidiff/$prevversion/$p.api ./$p)
apidiff -w tmp/apidiff/next/$p.api ./$p
(
echo '#' $p
apidiff -incompatible tmp/apidiff/$prevversion/$p.api tmp/apidiff/next/$p.api
echo
) >>apidiff/$nextversion.txt
done