January 2019
Beginner to intermediate
554 pages
13h 31m
English
Content preview from Mastering Rust - Second Edition
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Doc attributes
We mentioned that the doc comments that we write get converted into doc attributes form. Apart from those, there are other doc attributes for documentation that can tweak the generated documentation page, and these are applied either at the crate level or at the item level. They are written like #[doc(key = value)]. Some of the most useful doc attributes are as follows:
Crate-level attributes:
- #![doc(html_logo_url = "image url"): Allows you to add a logo to the top-left of your documentation page.
-
#![doc(html_root_url = "https://docs.rs/slotmap/0.2.1")]: Allows you to set the URL for the documentation page.
- #![doc(html_playground_url = "https://play.rust-lang.org/")]: Allows you to put a run button near the code example ...
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