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- function byteLength(string) {
- return string.length * 2
- }
- function toString(buffer) {
- const len = buffer.byteLength
- let result = ''
- for (let i = 0; i < len - 1; i += 2) {
- result += String.fromCharCode(buffer[i] + buffer[i + 1] * 256)
- }
- return result
- }
- function write(buffer, string) {
- const len = buffer.byteLength
- let units = len
- for (let i = 0; i < string.length; ++i) {
- if ((units -= 2) < 0) break
- const c = string.charCodeAt(i)
- const hi = c >> 8
- const lo = c % 256
- buffer[i * 2] = lo
- buffer[i * 2 + 1] = hi
- }
- return len
- }
- module.exports = {
- byteLength,
- toString,
- write
- }
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