method

infinite?

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What's this?

infinite?() public

Returns values corresponding to the value of cmp's magnitude:

`finite`	`nil`
+`Infinity`	+`1`

For example:

   (1+1i).infinite?                   #=> nil
   (Float::INFINITY + 1i).infinite?   #=> 1

Show source

static VALUE
rb_complex_infinite_p(VALUE self)
{
    VALUE magnitude = nucomp_abs(self);

    if (FINITE_TYPE_P(magnitude)) {
        return Qnil;
    }
    if (RB_FLOAT_TYPE_P(magnitude)) {
        const double f = RFLOAT_VALUE(magnitude);
        if (isinf(f)) {
            return INT2FIX(f < 0 ? -1 : 1);
        }
        return Qnil;
    }
    else {
        return rb_funcall(magnitude, id_infinite_p, 0);
    }
}

infinite?

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