go-hasdefer
what
a go linter to check that all goroutines have a defer statement.
why
it’s too easy to miss panics when they happen inside goroutines, since they exit the defer scope of the caller.
install
go install github.com/nathants/[email protected]
usage
>> go-hasdefer $(find test/good/ -name '*.go')
>> go-hasdefer $(find test/bad/ -name '*.go')
missing defer anon func oneliner: test/bad/bad_onliner.go:4 go func() {}()
missing defer anon func multiliner: test/bad/bad_multiliner.go:4 go func() {
missing defer top level func multiliner: test/bad/bad_import.go:12 func Foobar() {
missing defer top level func oneliner: test/bad/bad_import.go:6 func (d *Data) Foobar2() {}
missing defer named func multiliner: test/bad/bad_imported.go:8 Foobar3 := func() {
missing defer top level func multiliner: test/bad/bad_import.go:8 func (d *Data) Foobar4() {
missing defer named func oneliner: test/bad/bad_imported.go:12 Foobar4 := func() {}
