getting err about undefined: io.StringWriter

[kyilmaz]

Hi,
my go lang version is (go1.11.13 linux/amd64)
When I issued ;
$ go get -u github.com/spf13/cobra@latest

Errors occurred as like below;

github.com/spf13/cobra

../../../../go/pkg/mod/github.com/spf13/[email protected]/bash_completions.go:36:24: undefined: io.StringWriter
../../../../go/pkg/mod/github.com/spf13/[email protected]/bash_completions.go:404:26: undefined: io.StringWriter
../../../../go/pkg/mod/github.com/spf13/[email protected]/bash_completions.go:447:24: undefined: io.StringWriter
../../../../go/pkg/mod/github.com/spf13/[email protected]/bash_completions.go:459:27: undefined: io.StringWriter
../../../../go/pkg/mod/github.com/spf13/[email protected]/bash_completions.go:497:25: undefined: io.StringWriter
../../../../go/pkg/mod/github.com/spf13/[email protected]/bash_completions.go:508:20: undefined: io.StringWriter
../../../../go/pkg/mod/github.com/spf13/[email protected]/bash_completions.go:523:38: undefined: io.StringWriter
../../../../go/pkg/mod/github.com/spf13/[email protected]/bash_completions.go:551:21: undefined: io.StringWriter
../../../../go/pkg/mod/github.com/spf13/[email protected]/bash_completions.go:593:28: undefined: io.StringWriter
../../../../go/pkg/mod/github.com/spf13/[email protected]/bash_completions.go:615:29: undefined: io.StringWriter
../../../../go/pkg/mod/github.com/spf13/[email protected]/bash_completions.go:615:29: too many errors

How can i resolve it?

Thanks.

[marckhouzam]

@kyilmaz Using Cobra requires Go 1.15.