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rustdoc: Tracking issue for generating macro expansions on source code pages

A-macrosArea: All kinds of macros (custom derive, macro_rules!, proc macros, ..)Area: All kinds of macros (custom derive, macro_rules!, proc macros, ..)

A-rustdoc-uiArea: Rustdoc UI (generated HTML)Area: Rustdoc UI (generated HTML)

B-unstableBlocker: Implemented in the nightly compiler and unstable.Blocker: Implemented in the nightly compiler and unstable.

C-tracking-issueCategory: An issue tracking the progress of sth. like the implementation of an RFCCategory: An issue tracking the progress of sth. like the implementation of an RFC

S-tracking-needs-to-bakeStatus: The implementation is "complete" but it needs time to bake.Status: The implementation is "complete" but it needs time to bake.

T-rustdocRelevant to the rustdoc team, which will review and decide on the PR/issue.Relevant to the rustdoc team, which will review and decide on the PR/issue.

T-rustdoc-frontendRelevant to the rustdoc-frontend team, which will review and decide on the web UI/UX output.Relevant to the rustdoc-frontend team, which will review and decide on the web UI/UX output.

Status: Open.

#148222 In rust-lang/rust;

· fmease opened on Oct 28, 2025

rustdoc: Source code pages & code blocks should be highlighted according to the requested / ambient edition

A-editionsArea: Related to editions collectively or in general (i.e., the mechanism itself).Area: Related to editions collectively or in general (i.e., the mechanism itself).

A-rustdoc-uiArea: Rustdoc UI (generated HTML)Area: Rustdoc UI (generated HTML)

C-bugCategory: This is a bug.Category: This is a bug.

T-rustdocRelevant to the rustdoc team, which will review and decide on the PR/issue.Relevant to the rustdoc team, which will review and decide on the PR/issue.

T-rustdoc-frontendRelevant to the rustdoc-frontend team, which will review and decide on the web UI/UX output.Relevant to the rustdoc-frontend team, which will review and decide on the web UI/UX output.

Status: Open.

#148221 In rust-lang/rust;

· fmease opened on Oct 28, 2025

rustdoc UI: Warning block icon is no longer a circle (on my machine) but a squircle

A-rustdoc-uiArea: Rustdoc UI (generated HTML)Area: Rustdoc UI (generated HTML)

C-bugCategory: This is a bug.Category: This is a bug.

regression-untriagedUntriaged performance or correctness regression.Untriaged performance or correctness regression.

S-needs-reproStatus: This issue has no reproduction and needs a reproduction to make progress.Status: This issue has no reproduction and needs a reproduction to make progress.

T-rustdocRelevant to the rustdoc team, which will review and decide on the PR/issue.Relevant to the rustdoc team, which will review and decide on the PR/issue.

T-rustdoc-frontendRelevant to the rustdoc-frontend team, which will review and decide on the web UI/UX output.Relevant to the rustdoc-frontend team, which will review and decide on the web UI/UX output.

Status: Open.

#144778 In rust-lang/rust;

· fmease opened on Aug 1, 2025