From 8573160a44439ffe3fbbdd354188db9c976a2081 Mon Sep 17 00:00:00 2001
From: flywind <xzsflywind@gmail.com>
Date: Thu, 25 Mar 2021 21:05:50 +0800
Subject: lent support for tables (#17505)

---
 lib/pure/collections/tables.nim | 18 +++++++++---------
 1 file changed, 9 insertions(+), 9 deletions(-)

(limited to 'lib/pure/collections/tables.nim')

diff --git a/lib/pure/collections/tables.nim b/lib/pure/collections/tables.nim
index f77642349..9387807c0 100644
--- 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:
-- 
cgit 1.4.1-2-gfad0