[Pre-RFC] Partial Impl Blocks

[mathstuf]

@Redlintles

Could you elaborate a bit more on this idea? Right now it feels simpler and more robust to keep the documentation as the responsibility of the trait definition itself.

See also this discussion:

Pre-RFC: allow to merge inherent impl blocks in the HTML

Summary Allow to merge various impl blocks in the HTML output Motivation There is only one usecase in mind – currently RustDoc generates separate impl docs for every impl block. Example: Screenshot Implementing this RFC would allow to merge said blocks into one by using new #[doc(merge)] attribute (they will be separate if said block won't be specified). Guide-level explanation I guess it would go there – The #[doc] attribute - The rustdoc book. Something along the lines of: At the item l…