[xyzzy_plugh]

Conversely I think that's fine. There's no obligation to accept every PR as-is. Ultimately Bram volunteers to be responsible for supporting the project, so he can do whatever he wants.

I don't understand how this is the whole point of GitHub. I feel like GitHub has exacerbated misguided expectations that every contribution is worthy and that being rejected should feel bad.

[bastardoperator]

The entire point of github is collaboration. If you're going to take others people code, you should at least attribute them. If you look at neovim where I imagine most serious vim users myself included have migrated to, you can see the projects first order of business:

Simplify maintenance and encourage contributions

One project has 700+ contributors, the other is less than 120. So no, it's not looking "fine" from a user perspective.

[usr1106]

At least he should give credit to the original author.

Not aware there would be a standardized header for that, but you can always invent your own ones.

   Original-idea-from: a b <[e-mail]>

[ptx]

There is "Co-authored-by" which is supported on GitHub [1] and seems appropriate if the maintainer is basing the solution on someone's code.

[1] https://github.blog/2018-01-29-commit-together-with-co-autho...