Output of `make lint` (golangci-lint) for `internal/testhelper/testhelper.go`
internal/testhelper/testhelper.go:22:12: Error return value of `os.Setenv` is not checked (errcheck)
internal/testhelper/testhelper.go:27:13: Error return value of `os.Setenv` is not checked (errcheck)
internal/testhelper/testhelper.go:37:33: Error return value of `os.RemoveAll` is not checked (errcheck)
internal/testhelper/testhelper.go:44:29: Error return value of `os.Chdir` is not checked (errcheck)
internal/testhelper/testhelper.go:72:27: Error return value of `os.Setenv` is not checked (errcheck)
internal/testhelper/testhelper.go:1:1: package-comments: should have a package comment (revive)
internal/testhelper/testhelper.go:15:2: exported: exported var TestRoot should have comment or be unexported (revive)
internal/testhelper/testhelper.go:18:1: exported: exported function TempEnv should have comment or be unexported (revive)
internal/testhelper/testhelper.go:32:1: exported: exported function PrepareTestRootDir should have comment or be unexported (revive)
internal/testhelper/testhelper.go:69:1: exported: exported function Setenv should have comment or be unexported (revive)
internal/testhelper/testhelper.go:10:2: import 'github.com/otiai10/copy' is not allowed from list 'Main' (depguard)
internal/testhelper/testhelper.go:11:2: import 'github.com/stretchr/testify/require' is not allowed from list 'Main' (depguard)
internal/testhelper/testhelper.go:63:14: ST1005: error strings should not be capitalized (stylecheck)