static VALUE nucomp_s_convert(int argc, VALUE *argv, VALUE klass) { VALUE a1, a2, backref; rb_scan_args(argc, argv, "11", &a1, &a2); if (NIL_P(a1) || (argc == 2 && NIL_P(a2))) rb_raise(rb_eTypeError, "can't convert nil into Complex"); backref = rb_backref_get(); rb_match_busy(backref); if (RB_TYPE_P(a1, T_STRING)) { a1 = string_to_c_strict(a1); } if (RB_TYPE_P(a2, T_STRING)) { a2 = string_to_c_strict(a2); } rb_backref_set(backref); if (RB_TYPE_P(a1, T_COMPLEX)) { { get_dat1(a1); if (k_exact_zero_p(dat->imag)) a1 = dat->real; } } if (RB_TYPE_P(a2, T_COMPLEX)) { { get_dat1(a2); if (k_exact_zero_p(dat->imag)) a2 = dat->real; } } if (RB_TYPE_P(a1, T_COMPLEX)) { if (argc == 1 || (k_exact_zero_p(a2))) return a1; } if (argc == 1) { if (k_numeric_p(a1) && !f_real_p(a1)) return a1; /* should raise exception for consistency */ if (!k_numeric_p(a1)) return rb_convert_type(a1, T_COMPLEX, "Complex", "to_c"); } else { if ((k_numeric_p(a1) && k_numeric_p(a2)) && (!f_real_p(a1) || !f_real_p(a2))) return f_add(a1, f_mul(a2, f_complex_new_bang2(rb_cComplex, ZERO, ONE))); } { VALUE argv2[2]; argv2[0] = a1; argv2[1] = a2; return nucomp_s_new(argc, argv2, klass); } }
static VALUE nucomp_s_convert(int argc, VALUE *argv, VALUE klass) { VALUE a1, a2, backref; rb_scan_args(argc, argv, "11", &a1, &a2); backref = rb_backref_get(); rb_match_busy(backref); switch (TYPE(a1)) { case T_FIXNUM: case T_BIGNUM: case T_FLOAT: break; case T_STRING: a1 = string_to_c_strict(a1); break; } switch (TYPE(a2)) { case T_FIXNUM: case T_BIGNUM: case T_FLOAT: break; case T_STRING: a2 = string_to_c_strict(a2); break; } rb_backref_set(backref); switch (TYPE(a1)) { case T_COMPLEX: { get_dat1(a1); if (k_exact_p(dat->imag) && f_zero_p(dat->imag)) a1 = dat->real; } } switch (TYPE(a2)) { case T_COMPLEX: { get_dat1(a2); if (k_exact_p(dat->imag) && f_zero_p(dat->imag)) a2 = dat->real; } } switch (TYPE(a1)) { case T_COMPLEX: if (argc == 1 || (k_exact_p(a2) && f_zero_p(a2))) return a1; } if (argc == 1) { if (k_numeric_p(a1) && !f_real_p(a1)) return a1; } else { if ((k_numeric_p(a1) && k_numeric_p(a2)) && (!f_real_p(a1) || !f_real_p(a2))) return f_add(a1, f_mul(a2, f_complex_new_bang2(rb_cComplex, ZERO, ONE))); } { VALUE argv2[2]; argv2[0] = a1; argv2[1] = a2; return nucomp_s_new(argc, argv2, klass); } }