Disable line numbers for block equations (#5163)

3 files changed, 11 insertions, 1 deletions

diff --git a/crates/typst/src/math/equation.rs b/crates/typst/src/math/equation.rs
index 963a35c5..babcbb8b 100644
--- a/crates/typst/src/math/equation.rs
+++ b/crates/typst/src/math/equation.rs
@@ -17,7 +17,7 @@ use crate::layout::{
 use crate::math::{
     scaled_font_size, MathContext, MathRunFrameBuilder, MathSize, MathVariant,
 };
-use crate::model::{Numbering, Outlinable, ParElem, Refable, Supplement};
+use crate::model::{Numbering, Outlinable, ParElem, ParLine, Refable, Supplement};
 use crate::syntax::Span;
 use crate::text::{
     families, variant, Font, FontFamily, FontList, FontWeight, LocalName, TextElem,
@@ -180,6 +180,7 @@ impl ShowSet for Packed<EquationElem> {
         if self.block(styles) {
             out.set(AlignElem::set_alignment(Alignment::CENTER));
             out.set(BlockElem::set_breakable(false));
+            out.set(ParLine::set_numbering(None));
             out.set(EquationElem::set_size(MathSize::Display));
         } else {
             out.set(EquationElem::set_size(MathSize::Text));
diff --git a/tests/ref/line-numbers-equation-number.png b/tests/ref/line-numbers-equation-number.png
new file mode 100644
index 00000000..9b4959eb
--- /dev/null
+++ b/tests/ref/line-numbers-equation-number.png
diff --git a/tests/suite/layout/line-numbers.typ b/tests/suite/layout/line-numbers.typ
index 25f96d98..10241976 100644
--- a/tests/suite/layout/line-numbers.typ
+++ b/tests/suite/layout/line-numbers.typ
@@ -247,3 +247,12 @@ Line 3
   [DDD], [DDD],
   [This is], move(dy: 3pt)[tough]
 )
+
+--- line-numbers-equation-number ---
+#set page(margin: (left: 2.5em))
+#set par.line(numbering: "1")
+#set math.equation(numbering: "(1)")
+
+A
+$ x $
+B