D1 operator overloads

d1ops.d

mixin template D1Ops() {
    // binary operations
    static foreach(op, d1;
      ["+" : "opAdd", "-" : "opSub", "*" : "opMul", "/" : "opDiv",
       "%" : "opMod", "&" : "opAnd", "^" : "opXor", "|" : "opOr",
       "<<" : "opShl", ">>" : "opShr", ">>>" : "opUShr", "~" : "opCat",
       "in" : "opIn"]) {
        static if(__traits(hasMember, typeof(this), d1))
            alias opBinary(string s : op) = mixin(d1);
        // _r version
        static if(__traits(hasMember, typeof(this), d1 ~ "_r"))
            alias opBinaryRight(string s : op) = mixin(d1 ~ "_r");
        // assignment (everything except opIn)
        static if(op != "in" && __traits(hasMember, typeof(this), d1 ~ "Assign"))
            alias opOpAssign(string s : op) = mixin(d1 ~ "Assign");
    }
    // unary operations
    static foreach(op, d1;
      ["-" : "opNeg", "~" : "opCom", "++" : "opPostInc",
       "--" : "opPostDec", "*" : "opStar"]) {
        static if(__traits(hasMember, typeof(this), d1))
            alias opUnary(string s : op) = mixin(d1);
    }
}