Improve French and Chinese localization for figures (#2542)

crates/typst-library/src/meta/figure.rs

@@ -1,6 +1,5 @@
 use std::borrow::Cow;
 use std::str::FromStr;
-use typst::util::option_eq;
 
 use super::{Count, Counter, CounterKey, CounterUpdate, Numbering, NumberingPattern};
 use crate::layout::{BlockElem, PlaceElem, VElem};
@@ -499,20 +498,12 @@ pub struct FigureCaption {
 impl FigureCaption {
     /// Gets the default separator in the given language and (optionally)
     /// region.
-    fn local_separator(lang: Lang, region: Option<Region>) -> &'static str {
+    fn local_separator(lang: Lang, _: Option<Region>) -> &'static str {
         match lang {
-            Lang::CHINESE => "：",
-            Lang::FRENCH if option_eq(region, "CH") => "\u{202f}: ",
-            Lang::FRENCH => "\u{a0}: ",
+            Lang::CHINESE => "\u{2003}",
+            Lang::FRENCH => ".\u{a0}– ",
             Lang::RUSSIAN => ". ",
-            Lang::DANISH
-            | Lang::DUTCH
-            | Lang::ENGLISH
-            | Lang::GERMAN
-            | Lang::ITALIAN
-            | Lang::SPANISH
-            | Lang::SWEDISH
-            | _ => ": ",
+            Lang::ENGLISH | _ => ": ",
         }
     }
 

crates/typst-library/src/visualize/image.rs

@@ -234,7 +234,7 @@ impl LocalName for ImageElem {
             Lang::DUTCH => "Figuur",
             Lang::FILIPINO => "Pigura",
             Lang::FINNISH => "Kuva",
-            Lang::FRENCH => "Figure",
+            Lang::FRENCH => "Fig.",
             Lang::GERMAN => "Abbildung",
             Lang::HUNGARIAN => "Ábra",
             Lang::ITALIAN => "Figura",

tests/typ/meta/figure-localization.typ

@@ -0,0 +1,17 @@
+// Test localization-related figure features.
+
+---
+// Test French
+#set text(lang: "fr")
+#figure(
+  circle(),
+  caption: [Un cercle.],
+)
+
+---
+// Test Chinese
+#set text(lang: "zh")
+#figure(
+  rect(),
+  caption: [一个矩形],
+)

tests/typ/meta/figure.typ

@@ -109,25 +109,3 @@ We can clearly see that @fig-cylinder and
   table(columns: 2)[a][b],
   caption: [The table with custom separator.],
 )
-
----
-// Test localized default separator
-#set text(lang: "fr", region: "CH")
-
-#figure(
-    circle(),
-    caption: [Un cercle.],
-)
-#set text(lang: "es")
-
-#figure(
-    polygon.regular(size: 1cm, vertices: 3),
-    caption: [Un triángulo.],
-)
-
-#set text(lang: "fr", region: "CA")
-
-#figure(
-    square(),
-    caption: [Un carré.],
-)