Well, the problem is that module aware go get will **still** download 
commands in GOBIN and **will** cache downloaded modules in
GOPATH/pkg/mod.

So I don't see a valid reason why it should not work outside a module.

Thanks
Manlio Perillo

On Saturday, February 16, 2019 at 1:08:08 AM UTC+1, Tyler Compton wrote:
>
> It sounds to me like you would want to set GO111MODULE to "auto". My 
> understanding is that then "go get" will behave like it used to when run 
> inside of the GOPATH or in a directory tree without a go.mod file.
>
> Here's a bit of information about it on the wiki: 
> https://github.com/golang/go/wiki/Modules#when-do-i-get-old-behavior-vs-new-module-based-behavior
>
>
> On Fri, Feb 15, 2019 at 6:23 AM Manlio Perillo <manlio....@gmail.com 
> <javascript:>> wrote:
>
>> I have started to use go modules recently, and I have set GO111MODULE=on.
>>
>> It was unexpected to found that go get does not work outside a module.
>> As an example:
>> $ go get github.com/davecheney/godoc2md
>> go: cannot determine module path for source directory /home/manlio 
>> (outside GOPATH, no import comments)
>>
>> When I used go get inside a module I found that:
>>
>> 1. It saves the downloaded packages in the go mod cache
>> 2. It Installs the command in GOBIN
>>
>> These two points can be also done outside a module.
>>
>> 3. Add an (indirect) entry in the require section in the go.mod file
>>
>> The new entry will, however, be removed by go mod tidy.
>>
>> Is it really necessary that go get must only work inside a module?
>>
>>
>> Thanks
>> Manlio Perillo
>>
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