Tracking Issue for `Bound::map`

[glittershark]

Feature gate: #![feature(bound_map)]

This is a tracking issue for providing a map method on Bound. This method calls a function on the contained value of a Bound (including both Included and Exclcuded, returning a Bound of the same kind.

Public API

impl<T> Bound<T> {
    pub fn map<U, F: FnOnce(T) -> U>(self, f: F) -> Bound<U>;
}

Steps / History

• Implementation: Add a map method to Bound #83646
• Final commenting period (FCP)
• Stabilization PR

Unresolved Questions

• None yet.

[bonsairobo]

What's the time frame for the final commenting period? I'd like to use this API.

[Amanieu]

This seems to be a generally useful method and a use case was presented in #83646 (comment).

@rfcbot fcp merge

[rfcbot]

Team member @Amanieu has proposed to merge this. The next step is review by the rest of the tagged team members:

• @Amanieu
• @BurntSushi
• @dtolnay
• @joshtriplett
• @m-ou-se

No concerns currently listed.

Once a majority of reviewers approve (and at most 2 approvals are outstanding), this will enter its final comment period. If you spot a major issue that hasn't been raised at any point in this process, please speak up!

See this document for info about what commands tagged team members can give me.