From 6ab59c4446abd84a176183d92844009b7052a6b6 Mon Sep 17 00:00:00 2001
From: Doug Coleman <doug.coleman@gmail.com>
Date: Thu, 28 Dec 2017 17:56:38 -0800
Subject: [PATCH] present: add callable and pointer defs.

---
 basis/present/present.factor | 14 ++++++++++++--
 1 file changed, 12 insertions(+), 2 deletions(-)

diff --git a/basis/present/present.factor b/basis/present/present.factor
index eae0f43021..975973e84d 100644
--- a/basis/present/present.factor
+++ b/basis/present/present.factor
@@ -1,7 +1,7 @@
 ! Copyright (C) 2008, 2009 Slava Pestov.
 ! See http://factorcode.org/license.txt for BSD license.
-USING: accessors effects io.pathnames kernel math math.parser
-sequences strings vocabs words ;
+USING: accessors alien.c-types effects io.pathnames kernel math
+math.parser quotations sequences strings vocabs words ;
 IN: present
 
 GENERIC: present ( object -- string )
@@ -27,3 +27,13 @@ M: effect present effect>string ;
 M: f present drop "" ;
 
 M: pathname present string>> ;
+
+M: callable present
+    [ "[ ]" ] [
+        [ drop "[ " ]
+        [ [ present ] map " " join ]
+        [ drop " ]" ] tri 3append
+    ] if-empty ;
+
+M: pointer present
+    to>> name>> "*" append ;