1 /** 2 * TypeInfo support code. 3 * 4 * Copyright: Copyright Digital Mars 2004 - 2009. 5 * License: $(WEB www.boost.org/LICENSE_1_0.txt, Boost License 1.0). 6 * Authors: Walter Bright 7 */ 8 9 /* Copyright Digital Mars 2004 - 2009. 10 * Distributed under the Boost Software License, Version 1.0. 11 * (See accompanying file LICENSE or copy at 12 * http://www.boost.org/LICENSE_1_0.txt) 13 */ 14 module rt.typeinfo.ti_delegate; 15 16 17 // delegate 18 19 alias void delegate(int) dg; 20 21 class TypeInfo_D : TypeInfo 22 { 23 @trusted: 24 const: 25 pure: 26 nothrow: 27 getHash(scope const void * p)28 override size_t getHash(scope const void* p) 29 { 30 return hashOf(*cast(dg*)p); 31 } 32 equals(in void * p1,in void * p2)33 override bool equals(in void* p1, in void* p2) 34 { 35 return *cast(dg *)p1 == *cast(dg *)p2; 36 } 37 tsize()38 override @property size_t tsize() nothrow pure 39 { 40 return dg.sizeof; 41 } 42 swap(void * p1,void * p2)43 override void swap(void *p1, void *p2) 44 { 45 dg t; 46 47 t = *cast(dg *)p1; 48 *cast(dg *)p1 = *cast(dg *)p2; 49 *cast(dg *)p2 = t; 50 } 51 initializer()52 override const(void)[] initializer() const @trusted 53 { 54 static immutable dg d; 55 56 return (cast(void *)null)[0 .. dg.sizeof]; 57 } 58 flags()59 override @property uint flags() nothrow pure 60 { 61 return 1; 62 } 63 } 64