_ = append(s, "foo"...)
	_ = append(S(s), "foo" /* ERRORx `cannot use .* in argument to append` */ )
	_ = append(S(s), "foo"...)
	_ = append(s, t /* ERROR "cannot use t" */ )
	_ = append(s, t...)
	_ = append(s, T("foo")...)
	_ = append(S(s), t /* ERROR "cannot use t" */ )
	_ = append(S(s), t...)
	_ = append(S(s), T("foo")...)
	_ = append([]string{}, t /* ERROR "cannot use t" */ , "foo")
	_ = append([]T{}, t, "foo")
}

Leonardo Sarra <******@****.***> 1718116194 +0200

}

// AppendInt appends the string form of the integer i,
// as generated by [FormatInt], to dst and returns the extended buffer.
func AppendInt(dst []byte, i int64, base int) []byte {
	if fastSmalls && 0 <= i && i < nSmalls && base == 10 {
		return append(dst, small(int(i))...)
	}
	dst, _ = formatBits(dst, uint64(i), base, i < 0, true)
	return dst
}

// AppendUint appends the string form of the unsigned integer i,

Leonardo Sarra <******@****.***> 1718116194 +0200

Leonardo Sarra <******@****.***> 1718116194 +0200

Leonardo Sarra <******@****.***> 1718116194 +0200

	}
	if to > dataLen {
		to -= dataLen
		wrap = !wrap
	}

	if wrap {
		buf = append(buf, w.data[from:]...)
		return append(buf, w.data[:to]...)
	} else {
		return append(buf, w.data[from:to]...)
	}

Leonardo Sarra <******@****.***> 1718116194 +0200

Leonardo Sarra <******@****.***> 1718116194 +0200

        ["1"]       | _             | _             | "append missing, then add"                        | { it.append(notDefined()) ; it.add("1") }
        ["1"]       | ["0"]         | _             | "add missing to non-empty value, then append"     | { it.add(notDefined()) ; it.append("1") }