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void main()
{
alias Zoo = Foo!(1);
}
struct Foo(size_t N)
{
string bar()
{
Appender!(string) w;
char[] buf; put(w, buf);
return "";
}
public bool opEquals(T)(T other) const
// Add const, different from bug 10056
{
alias Foo!(typeof(this), T, "CMP") P;
return false;
}
}
template Foo(T, U, string OP)
{
static if (T.ISEMPTY && U.ISEMPTY)
enum bool S = false;
else
enum bool S = false;
alias Foo = Foo!(0);
}
/**********************************************/
void put(R, E)(ref R r, E e)
{
static if (is(typeof(r.put(e))))
{
r.put(e);
}
else
{
static assert(false, "Cannot put a "~E.stringof~" into a "~R.stringof);
}
}
struct Appender(A : T[], T)
{
private template canPutItem(U)
{
enum bool canPutItem = is(U : T);
}
private template canPutRange(R)
{
enum bool canPutRange = is(typeof(Appender.init.put(R.init[0])));
}
void put(U)(U item) if (canPutItem!U)
{
char[T.sizeof == 1 ? 4 : 2] encoded;
put(encoded[]);
}
void put(R)(R items) if (canPutRange!R)
{
}
}
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