induced_from(p1)
public
/*
* call-seq:
* Integer.induced_from(obj) => fixnum, bignum
*
* Convert <code>obj</code> to an Integer.
*/
static VALUE
rb_int_induced_from(klass, x)
VALUE klass, x;
{
switch (TYPE(x)) {
case T_FIXNUM:
case T_BIGNUM:
return x;
case T_FLOAT:
return rb_funcall(x, id_to_i, 0);
default:
rb_raise(rb_eTypeError, "failed to convert %s into Integer",
rb_obj_classname(x));
}
}