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_char; 15 16 // char 17 18 class TypeInfo_a : TypeInfo 19 { 20 @trusted: 21 const: 22 pure: 23 nothrow: 24 toString()25 override string toString() const pure nothrow @safe { return "char"; } 26 getHash(scope const void * p)27 override size_t getHash(scope const void* p) 28 { 29 return *cast(const char *)p; 30 } 31 equals(in void * p1,in void * p2)32 override bool equals(in void* p1, in void* p2) 33 { 34 return *cast(char *)p1 == *cast(char *)p2; 35 } 36 compare(in void * p1,in void * p2)37 override int compare(in void* p1, in void* p2) 38 { 39 return *cast(char *)p1 - *cast(char *)p2; 40 } 41 tsize()42 override @property size_t tsize() nothrow pure 43 { 44 return char.sizeof; 45 } 46 swap(void * p1,void * p2)47 override void swap(void *p1, void *p2) 48 { 49 char t; 50 51 t = *cast(char *)p1; 52 *cast(char *)p1 = *cast(char *)p2; 53 *cast(char *)p2 = t; 54 } 55 initializer()56 override const(void)[] initializer() const @trusted 57 { 58 static immutable char c; 59 60 return (&c)[0 .. 1]; 61 } 62 } 63