`text-to-binary` module returns invalid results for non-ASCII text about it-tools HOT 1 OPEN

textToUtf8Bin(input)
// '11100110 10010110 10000111'
utf8BinToText('11100110 10010110 10000111')
// '文'

function textToUtf8Bin(text) {
    return [...new TextEncoder().encode(text)]
        .map((x) => x.toString(2).padStart(8, '0'))
        .join(' ')
}

function utf8BinToText(bin) {
    bin = bin.replaceAll(/\s+/g, '')
    assert(!/[^01]/.test(bin))
    assert(bin.length % 8 === 0)

    return new TextDecoder().decode(
        Uint8Array.from({ length: bin.length / 8 }, (_, i) => parseInt(
            bin.slice(i * 8, (i + 1) * 8),
            2,
        )),
    )
}

for (const text of ['ascii', '文字', '💩']) {
    const converted = textToUtf8Bin(text)
    assert(utf8BinToText(converted) === text, utf8BinToText(converted))
}