docs: improve some .length() examples

racket · Feb 18, 2024 · d81a298 · d81a298
1 parent 0388d7f
commit d81a298
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Showing 4 changed files with 7 additions and 3 deletions.
diff --git a/rhombus/scribblings/ref-list.scrbl b/rhombus/scribblings/ref-list.scrbl
@@ -361,7 +361,8 @@ it supplies its elements in order.
 @examples(
   List.length([1, 4, 8])
   List.length([])
-  [1, 4, 8].length
+  [1, 4, 8].length()
+  [].length()
 )
 
 }

diff --git a/rhombus/scribblings/ref-map.scrbl b/rhombus/scribblings/ref-map.scrbl
@@ -360,6 +360,7 @@ in an unspecified order.
   Map.length({"a": 1, "b": 2})
   Map.length({})
   {"a": 1, "b": 2}.length()
+  {}.length()
 )
 
 }

diff --git a/rhombus/scribblings/ref-pair.scrbl b/rhombus/scribblings/ref-pair.scrbl
@@ -376,7 +376,8 @@ list is a pair, a pair is a pair list only if its ``rest'' is a list.
 @examples(
   PairList.length(PairList[1, 4, 8])
   PairList.length(PairList[])
-  PairList[1, 4, 8].length
+  PairList[1, 4, 8].length()
+  PairList[].length()
 )
 
 }

diff --git a/rhombus/scribblings/ref-set.scrbl b/rhombus/scribblings/ref-set.scrbl
@@ -234,8 +234,9 @@ it supplies its elements in an unspecified order.
 
 @examples(
   Set.length({"a", "b"})
-  Set.length(Set())
+  Set.length(Set{})
   {"a", "b"}.length()
+  Set{}.length()
 )
 
 }