From bea62bb63205101c6005fb80946e8193985667fd Mon Sep 17 00:00:00 2001
From: Andreas Rumpf <rumpf_a@web.de>
Date: Fri, 22 Jul 2016 18:07:23 +0200
Subject: [PATCH] overloading of dot and parenthesis operators should now be
 done in .experimental

---
 compiler/semstmts.nim              | 3 +++
 doc/manual/special_ops.txt         | 3 +++
 todo.txt                           | 3 +--
 web/news/version_0_15_released.rst | 2 ++
 4 files changed, 9 insertions(+), 2 deletions(-)

diff --git a/compiler/semstmts.nim b/compiler/semstmts.nim
index 4c9191d12..79581e4cb 100644
--- a/compiler/semstmts.nim
+++ b/compiler/semstmts.nim
@@ -1252,6 +1252,9 @@ proc semProcAux(c: PContext, n: PNode, kind: TSymKind,
     pushOwner(s)
   s.options = gOptions
   if sfOverriden in s.flags or s.name.s[0] == '=': semOverride(c, s, n)
+  if s.name.s[0] in {'.', '('}:
+    if s.name.s in [".", ".()", ".=", "()"] and not experimentalMode(c):
+      message(n.info, warnDeprecated, "overloaded '.' and '()' operators are now .experimental; " & s.name.s)
   if n.sons[bodyPos].kind != nkEmpty:
     # for DLL generation it is annoying to check for sfImportc!
     if sfBorrow in s.flags:
diff --git a/doc/manual/special_ops.txt b/doc/manual/special_ops.txt
index 702693423..1c7136bec 100644
--- a/doc/manual/special_ops.txt
+++ b/doc/manual/special_ops.txt
@@ -4,6 +4,9 @@ Special Operators
 dot operators
 -------------
 
+**Note**: Dot operators are still experimental and so need to be enabled
+via ``{.experimental.}``.
+
 Nim offers a special family of dot operators that can be used to
 intercept and rewrite proc call and field access attempts, referring
 to previously undeclared symbol names. They can be used to provide a
diff --git a/todo.txt b/todo.txt
index cede141ee..745daa7c7 100644
--- a/todo.txt
+++ b/todo.txt
@@ -1,8 +1,6 @@
 version 1.0 battle plan
 =======================
 
-- overloading of `()` and ``.`` needs to be in .experimental
-- implement ``.delegate`` for .experimental
 - Deprecate ``immediate`` for templates and macros
 - fix generic multi-methods
 - fix "high priority" bugs
@@ -15,6 +13,7 @@ Not critical for 1.0
 - get GC:v2 stable: nim c --gc:v2 -r -d:useSysAssert -d:useGcAssert -d:smokeCycles -d:useRealtimeGc tests/gc/gctest
 
 - find a solution for the  x.f[T](y)  gotcha
+- implement ``.delegate`` for .experimental
 
 - Destructors need to be refined.
 - annotation support for getType()
diff --git a/web/news/version_0_15_released.rst b/web/news/version_0_15_released.rst
index 80f178093..e16bdc9ae 100644
--- a/web/news/version_0_15_released.rst
+++ b/web/news/version_0_15_released.rst
@@ -28,6 +28,8 @@ Changes affecting backwards compatibility
 
   See `https://github.com/nim-lang/Nim/issues/3898`_ for the relevant
   discussion.
+- Overloading the special operators ``.``, ``.()``, ``.=``, ``()`` now
+  should be enabled via ``{.experimental.}``.
 
 
 Library Additions