From ceadf54d7649b8cc728fd0b6df966bbf28bf55bd Mon Sep 17 00:00:00 2001
From: Timothee Cour <timothee.cour2@gmail.com>
Date: Sun, 11 Apr 2021 07:25:41 -0500
Subject: iterable[T] (#17196)

* fix failing test toSeq in manual which now works
* changelog
* reject proc fn(a: iterable)
* add iterable to spec
* remove MCS/UFCS limitation that now works
---
 lib/system.nim | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'lib/system.nim')

diff --git a/lib/system.nim b/lib/system.nim
index bd9ae2762..6e84aca66 100644
--- a/lib/system.nim
+++ b/lib/system.nim
@@ -123,6 +123,10 @@ proc defined*(x: untyped): bool {.magic: "Defined", noSideEffect, compileTime.}
   ##     # Do here programmer friendly expensive sanity checks.
   ##   # Put here the normal code
 
+when defined(nimHasIterable):
+  type
+    iterable*[T] {.magic: IterableType.}  ## Represents an expression that yields `T`
+
 when defined(nimHashOrdinalFixed):
   type
     Ordinal*[T] {.magic: Ordinal.} ## Generic ordinal type. Includes integer,
-- 
cgit 1.4.1-2-gfad0