End of Life Ruby 3.2 has reached end of life and gets no more fixes. Switch to Ruby 4.0 →

instance method

Numeric#+@

+self → self

static VALUE
num_uplus(VALUE num)
{
    return num;
}

Returns self.

See also #% #-@ #<=> also in 4.1 · 4.0 · 3.4 · 3.3 · 3.1 · 3.0