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digitalmars.D.bugs - Mixins and operator overloading

reply "Regan Heath" <regan netwin.co.nz> writes:
import std.stdio;

class A
{
	A opCatAssign(int[] arr)
	{
		foreach(int v; arr)
			writefln(v);

		return this;
	}
}

class B
{
	template opCatAssign(Type)
	{
		B opCatAssign(Type arr)
		{
			foreach(typeof(arr[0]) v; arr)
				writefln(v);
				
			return this;
		}
	}	
	mixin opCatAssign!(int[]);
}

void main()
{
	static int[] arr = [0,1,2];
	A a = new A();
	B b = new B();
	
	a ~= arr;
     	b ~= arr; //Error: Can only concatenate arrays
}

Regan
Mar 16 2005
parent Thomas Kuehne <thomas-dloop kuehne.thisisspam.cn> writes:
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Hash: SHA1

Regan Heath schrieb am Thu, 17 Mar 2005 20:07:08 +1300:

 import std.stdio;

 class A
 {
 	A opCatAssign(int[] arr)
 	{
 		foreach(int v; arr)
 			writefln(v);

 		return this;
 	}
 }

 class B
 {
 	template opCatAssign(Type)
 	{
 		B opCatAssign(Type arr)
 		{
 			foreach(typeof(arr[0]) v; arr)
 				writefln(v);
 				
 			return this;
 		}
 	}	
 	mixin opCatAssign!(int[]);
 }

 void main()
 {
 	static int[] arr = [0,1,2];
 	A a = new A();
 	B b = new B();
 	
 	a ~= arr;
      	b ~= arr; //Error: Can only concatenate arrays
 }

 Regan


Added to DStress as
http://dstress.kuehne.cn/run/opCatAssign_06.d
http://dstress.kuehne.cn/run/opCatAssign_07.d
http://dstress.kuehne.cn/run/opCatAssign_08.d

Thomas


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Mar 22 2005