| #!/usr/bin/env bash |
| |
| # Display commands being run |
| set -x |
| |
| # Only run apidiff checks on go1.12 (we only need it once). |
| if [[ `go version` != *"go1.12"* ]]; then |
| exit 0 |
| fi |
| |
| if git log -1 | grep BREAKING_CHANGE_ACCEPTABLE; then |
| exit 0 |
| fi |
| |
| go install golang.org/x/exp/cmd/apidiff |
| |
| # We compare against master@HEAD. This is unfortunate in some cases: if you're |
| # working on an out-of-date branch, and master gets some new feature (that has |
| # nothing to do with your work on your branch), you'll get an error message. |
| # Thankfully the fix is quite simple: rebase your branch. |
| git clone https://code.googlesource.com/gocloud /tmp/gocloud |
| |
| V1_DIRS=`find . -type d -regex '.*v1$'` |
| V1_SUBDIRS=`find . -type d -regex '.*v1\/.*'` |
| for dir in $V1_DIRS $V1_SUBDIRS; do |
| # turns things like ./foo/bar into foo/bar |
| dir_without_junk=`echo $dir | sed -n "s#\(\.\/\)\(.*\)#\2#p"` |
| pkg="cloud.google.com/go/$dir_without_junk" |
| echo "Testing $pkg" |
| |
| cd /tmp/gocloud |
| apidiff -w /tmp/pkg.master $pkg |
| cd - > /dev/null |
| |
| # TODO(deklerk) there's probably a nicer way to do this that doesn't require |
| # two invocations |
| if ! apidiff -incompatible /tmp/pkg.master $pkg | (! read); then |
| apidiff -incompatible /tmp/pkg.master $pkg |
| exit 1 |
| fi |
| done |
