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fix(es/transforms): Correct span for @jsxFrag as null literal #11139

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Merged
merged 1 commit into from
Oct 4, 2025
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fix(es/transforms): Correct span for @jsxFrag as null literal #11139

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6 changes: 6 additions & 0 deletions .changeset/spotty-geese-relate.md
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Original file line number Diff line number Diff line change
@@ -0,0 +1,6 @@
---
swc_ecma_transforms_react: patch
swc_core: patch
---

fix(es/transforms): Correct span for @jsxFrag as null literal
17 changes: 2 additions & 15 deletions crates/swc_ecma_transforms_react/src/jsx/mod.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -289,19 +289,6 @@ pub struct JsxDirectives {
pub pragma_frag: Option<Lrc<Box<Expr>>>,
}

fn respan(e: &mut Expr, span: Span) {
match e {
Expr::Ident(i) => {
i.span.lo = span.lo;
i.span.hi = span.hi;
}
Expr::Member(e) => {
e.span = span;
}
_ => {}
}
}

impl JsxDirectives {
pub fn from_comments(
cm: &SourceMap,
Expand Down Expand Up @@ -368,7 +355,7 @@ impl JsxDirectives {
cache_source(src),
top_level_mark,
);
respan(&mut e, cmt.span);
e.set_span(cmt.span);
res.pragma_frag = Some(e.into())
}
}
Expand All @@ -383,7 +370,7 @@ impl JsxDirectives {
cache_source(src),
top_level_mark,
);
respan(&mut e, cmt.span);
e.set_span(cmt.span);
res.pragma = Some(e.into());
}
}
Expand Down
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