lent support for tables (nim-lang#17505)

a-mr · Mar 25, 2021 · 8573160 · 8573160
1 parent 6e0a293
commit 8573160
Showing 1 changed file with 9 additions and 9 deletions.
diff --git a/lib/pure/collections/tables.nim b/lib/pure/collections/tables.nim
@@ -702,7 +702,7 @@ iterator mpairs*[A, B](t: var Table[A, B]): (A, var B) =
       yield (t.data[h].key, t.data[h].val)
       assert(len(t) == L, "the length of the table changed while iterating over it")
 
-iterator keys*[A, B](t: Table[A, B]): A =
+iterator keys*[A, B](t: Table[A, B]): lent A =
   ## Iterates over any key in the table `t`.
   ##
   ## See also:
@@ -723,7 +723,7 @@ iterator keys*[A, B](t: Table[A, B]): A =
       yield t.data[h].key
       assert(len(t) == L, "the length of the table changed while iterating over it")
 
-iterator values*[A, B](t: Table[A, B]): B =
+iterator values*[A, B](t: Table[A, B]): lent B =
   ## Iterates over any value in the table `t`.
   ##
   ## See also:
@@ -1146,7 +1146,7 @@ iterator mpairs*[A, B](t: TableRef[A, B]): (A, var B) =
       yield (t.data[h].key, t.data[h].val)
       assert(len(t) == L, "the length of the table changed while iterating over it")
 
-iterator keys*[A, B](t: TableRef[A, B]): A =
+iterator keys*[A, B](t: TableRef[A, B]): lent A =
   ## Iterates over any key in the table `t`.
   ##
   ## See also:
@@ -1167,7 +1167,7 @@ iterator keys*[A, B](t: TableRef[A, B]): A =
       yield t.data[h].key
       assert(len(t) == L, "the length of the table changed while iterating over it")
 
-iterator values*[A, B](t: TableRef[A, B]): B =
+iterator values*[A, B](t: TableRef[A, B]): lent B =
   ## Iterates over any value in the table `t`.
   ##
   ## See also:
@@ -1722,7 +1722,7 @@ iterator mpairs*[A, B](t: var OrderedTable[A, B]): (A, var B) =
     yield (t.data[h].key, t.data[h].val)
     assert(len(t) == L, "the length of the table changed while iterating over it")
 
-iterator keys*[A, B](t: OrderedTable[A, B]): A =
+iterator keys*[A, B](t: OrderedTable[A, B]): lent A =
   ## Iterates over any key in the table `t` in insertion order.
   ##
   ## See also:
@@ -1743,7 +1743,7 @@ iterator keys*[A, B](t: OrderedTable[A, B]): A =
     yield t.data[h].key
     assert(len(t) == L, "the length of the table changed while iterating over it")
 
-iterator values*[A, B](t: OrderedTable[A, B]): B =
+iterator values*[A, B](t: OrderedTable[A, B]): lent B =
   ## Iterates over any value in the table `t` in insertion order.
   ##
   ## See also:
@@ -2130,7 +2130,7 @@ iterator mpairs*[A, B](t: OrderedTableRef[A, B]): (A, var B) =
     yield (t.data[h].key, t.data[h].val)
     assert(len(t) == L, "the length of the table changed while iterating over it")
 
-iterator keys*[A, B](t: OrderedTableRef[A, B]): A =
+iterator keys*[A, B](t: OrderedTableRef[A, B]): lent A =
   ## Iterates over any key in the table `t` in insertion order.
   ##
   ## See also:
@@ -2151,7 +2151,7 @@ iterator keys*[A, B](t: OrderedTableRef[A, B]): A =
     yield t.data[h].key
     assert(len(t) == L, "the length of the table changed while iterating over it")
 
-iterator values*[A, B](t: OrderedTableRef[A, B]): B =
+iterator values*[A, B](t: OrderedTableRef[A, B]): lent B =
   ## Iterates over any value in the table `t` in insertion order.
   ##
   ## See also:
@@ -2543,7 +2543,7 @@ iterator mpairs*[A](t: var CountTable[A]): (A, var int) =
       yield (t.data[h].key, t.data[h].val)
       assert(len(t) == L, "the length of the table changed while iterating over it")
 
-iterator keys*[A](t: CountTable[A]): A =
+iterator keys*[A](t: CountTable[A]): lent A =
   ## Iterates over any key in the table `t`.
   ##
   ## See also: