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use swc_core::ecma::{
ast::{
Ident, IdentName, JSXAttr, JSXAttrName, JSXAttrOrSpread, JSXElementName, JSXOpeningElement,
Pass,
},
atoms::Atom,
visit::{fold_pass, Fold},
};
pub fn amp_attributes() -> impl Pass {
fold_pass(AmpAttributePatcher::default())
}
#[derive(Debug, Default)]
struct AmpAttributePatcher {}
impl Fold for AmpAttributePatcher {
fn fold_jsx_opening_element(&mut self, node: JSXOpeningElement) -> JSXOpeningElement {
let JSXOpeningElement {
name,
mut attrs,
span,
self_closing,
type_args,
} = node;
let n = name.clone();
if let JSXElementName::Ident(Ident { sym, .. }) = name {
if sym.starts_with("amp-") {
for i in &mut attrs {
if let JSXAttrOrSpread::JSXAttr(JSXAttr {
name: JSXAttrName::Ident(IdentName { sym, span: s }),
span,
value,
}) = &i
{
if sym as &str == "className" {
*i = JSXAttrOrSpread::JSXAttr(JSXAttr {
name: JSXAttrName::Ident(IdentName {
sym: Atom::from("class"),
span: *s,
}),
span: *span,
value: value.clone(),
})
}
}
}
}
}
JSXOpeningElement {
name: n,
attrs,
span,
self_closing,
type_args,
}
}
}
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