Cargo Features
swc_html_ast has no features set by default.
[dependencies]
swc_html_ast = { version = "5.0.0", features = ["rkyv-impl", "serde-impl"] }
Features from optional dependencies
In crates that don't use the dep:
syntax, optional dependencies automatically become Cargo features. These features may have been created by mistake, and this functionality may be removed in the future.