Let Repr for Relative<T> print both abs + ratio (#3721)

crates/typst/src/layout/rel.rs

@@ -100,11 +100,7 @@ impl<T: Numeric + Debug> Debug for Rel<T> {
 
 impl<T: Numeric + Repr> Repr for Rel<T> {
     fn repr(&self) -> EcoString {
-        match (self.rel.is_zero(), self.abs.is_zero()) {
+        eco_format!("{} + {}", self.rel.repr(), self.abs.repr())
-            (false, false) => eco_format!("{} + {}", self.rel.repr(), self.abs.repr()),
-            (false, true) => self.rel.repr(),
-            (true, _) => self.abs.repr(),
-        }
     }
 }
 

tests/typ/compiler/repr.typ

@@ -22,6 +22,10 @@
 #1.7em \
 #(1cm + 0em) \
 #(2em + 10pt) \
+#(100% + (2em + 2pt)) \
+#(100% + 0pt) \
+#(100% - 2em + 2pt) \
+#(100% - 2pt) \
 #2.3fr
 
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