all.d

struct ScopeBuffer ( Type, size_t size = 512 )
{
    static import std.internal.scopebuffer;

    struct Range
    {
        ScopeBuffer!(Type, size)* buf;

        void put ( T... ) ( auto ref T t ) { this.buf.put(t); }
    }

    private Type[size] static_buf;

    std.internal.scopebuffer.ScopeBuffer!Type sql_buf;

    alias sql_buf this;


    @property Range share ( )
    {
        return Range(&this);
    }

    ~this ( )
    {
        import std.stdio;
        writefln("FREEING %s", &this);
        sql_buf.free();
    }
}

    import std.stdio;
auto scopeBuffer ( Type, size_t size = 512 ) ( )
{
    static import std.internal.scopebuffer;

    ScopeBuffer!(Type, size) buf;
    buf.sql_buf = std.internal.scopebuffer.scopeBuffer(buf.static_buf);

    writefln("returning from scopebuf");
    return buf;
}

void mysql_escape ( Buffer, Input ) ( Input input, Buffer buffer )
{
    import std.string : translate;

    immutable string[dchar] transTable = [
        '\\' : "\\\\",
        '\'' : "\\'",
        '\0' : "\\0",
        '\n' : "\\n",
        '\r' : "\\r",
        '\n' : "\\n",
        '\n' : "\\n",
        '"'  : "\\\"",
        '\032' : "\\Z"
    ];

    translate(input, transTable, null, buffer);
}

unittest
{
    auto sql = scopeBuffer!(char, 512)();

    mysql_escape("123456", sql.share());

    assert(sql.length > 0);
    assert(sql[] == "123456");
    writefln("returning unittest");
}