Class: UringMachine::AsyncOp

Inherits:
Object
  • Object
show all
Defined in:
ext/um/um_async_op_class.c,
ext/um/um_async_op_class.c

Overview

Encapsulates an asynchronous operation. Currently the only asynchronous operation supported is a timeout operation.

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Object 



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# File 'ext/um/um_async_op_class.c', line 48

VALUE AsyncOp_initialize(VALUE self) {
  struct um_async_op *async_op = AsyncOp_data(self);
  memset(async_op, 0, sizeof(struct um_async_op));
  return self;
}

Instance Method Details

#await ⇒ Object 



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# File 'ext/um/um_async_op_class.c', line 124

VALUE AsyncOp_await(VALUE self) {
  struct um_async_op *async_op = AsyncOp_data(self);
  raise_on_missing_op(async_op);

  if (async_op_is_done(async_op))
    return INT2NUM(async_op->op->result.res);

  return um_async_op_await(async_op);
}

#cancel ⇒ Object 



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# File 'ext/um/um_async_op_class.c', line 138

VALUE AsyncOp_cancel(VALUE self) {
  struct um_async_op *async_op = AsyncOp_data(self);
  raise_on_missing_op(async_op);

  if (!async_op_is_done(async_op))
    um_async_op_cancel(async_op);

  return self;
}

#cancelled? ⇒ Object 



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# File 'ext/um/um_async_op_class.c', line 111

VALUE AsyncOp_cancelled_p(VALUE self) {
  struct um_async_op *async_op = AsyncOp_data(self);
  raise_on_missing_op(async_op);

  if (!async_op_is_done(async_op)) return Qnil;

  return (async_op->op->result.res == -ECANCELED) ? Qtrue : Qfalse;
}

#done? ⇒ Object 



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# File 'ext/um/um_async_op_class.c', line 89

VALUE AsyncOp_done_p(VALUE self) {
  struct um_async_op *async_op = AsyncOp_data(self);
  raise_on_missing_op(async_op);

  return async_op_is_done(async_op) ? Qtrue : Qfalse;
}

#join ⇒ Object 



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# File 'ext/um/um_async_op_class.c', line 124

VALUE AsyncOp_await(VALUE self) {
  struct um_async_op *async_op = AsyncOp_data(self);
  raise_on_missing_op(async_op);

  if (async_op_is_done(async_op))
    return INT2NUM(async_op->op->result.res);

  return um_async_op_await(async_op);
}

#kind ⇒ Object 



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# File 'ext/um/um_async_op_class.c', line 73

VALUE AsyncOp_kind(VALUE self) {
  struct um_async_op *async_op = AsyncOp_data(self);
  raise_on_missing_op(async_op);

  switch(async_op->op->kind) {
    case OP_TIMEOUT:
      return SYM_timeout;
    default:
      um_raise_internal_error("Invalid op kind");
  }
}

#result ⇒ Object 



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# File 'ext/um/um_async_op_class.c', line 100

VALUE AsyncOp_result(VALUE self) {
  struct um_async_op *async_op = AsyncOp_data(self);
  raise_on_missing_op(async_op);

  return async_op_is_done(async_op) ? INT2NUM(async_op->op->result.res) : Qnil;
}