brainfuck_helloworld as d-code

bf_helloworld.d

enum hello_world = (() {
    uint iPos, oPos;
    ubyte[] output;
    output.length = 16;

    ubyte[32] cells;
    uint cellPtr = 0;

    cells[cellPtr] += 10 ;

    while(cells[cellPtr]) {
        cellPtr += 1 ;
        cells[cellPtr] += 7 ;
        cellPtr += 1 ;
        cells[cellPtr] += 10 ;
        cellPtr += 1 ;
        cells[cellPtr] += 3 ;
        cellPtr += 1 ;
        cells[cellPtr] += 1 ;
        cellPtr -= 4 ;
        cells[cellPtr] -= 1 ;
    }

    cellPtr += 1 ;
    cells[cellPtr] += 2 ;
    output[oPos++] = cells[cellPtr];
    cellPtr += 1 ;
    cells[cellPtr] += 1 ;
    output[oPos++] = cells[cellPtr];
    cells[cellPtr] += 7 ;
    output[oPos++] = cells[cellPtr];
    output[oPos++] = cells[cellPtr];
    cells[cellPtr] += 3 ;
    output[oPos++] = cells[cellPtr];
    cellPtr += 1 ;
    cells[cellPtr] += 2 ;
    output[oPos++] = cells[cellPtr];
    cellPtr -= 2 ;
    cells[cellPtr] += 15 ;
    output[oPos++] = cells[cellPtr];
    cellPtr += 1 ;
    output[oPos++] = cells[cellPtr];
    cells[cellPtr] += 3 ;
    output[oPos++] = cells[cellPtr];
    cells[cellPtr] -= 6 ;
    output[oPos++] = cells[cellPtr];
    cells[cellPtr] -= 8 ;
    output[oPos++] = cells[cellPtr];
    cellPtr += 1 ;
    cells[cellPtr] += 1 ;
    output[oPos++] = cells[cellPtr];
    cellPtr += 1 ;
    output[oPos++] = cells[cellPtr];

    return output[0 .. oPos];}
);

pragma(msg, cast(string) hello_world());