64 строки
1.2 KiB
JavaScript
64 строки
1.2 KiB
JavaScript
var Buffer = process.binding('buffer').Buffer;
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exports.Buffer = Buffer;
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function toHex (n) {
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if (n < 16) return "0" + n.toString(16);
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return n.toString(16);
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}
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Buffer.prototype.inspect = function () {
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var s = "<Buffer ";
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for (var i = 0; i < this.length; i++) {
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s += toHex(this[i]);
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if (i != this.length - 1) s += ' ';
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}
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s += ">";
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return s;
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};
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Buffer.prototype.toString = function (encoding, start, stop) {
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encoding = (encoding || 'utf8').toLowerCase();
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if (!start) start = 0;
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if (!stop) stop = this.length;
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switch (encoding) {
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case 'utf8':
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case 'utf-8':
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return this.utf8Slice(start, stop);
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case 'ascii':
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return this.asciiSlice(start, stop);
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case 'binary':
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return this.binarySlice(start, stop);
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default:
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throw new Error('Unknown encoding');
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}
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};
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Buffer.prototype.write = function (string, encoding, offset) {
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encoding = (encoding || 'utf8').toLowerCase();
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switch (encoding) {
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case 'utf8':
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case 'utf-8':
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return this.utf8Write(string, offset);
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case 'ascii':
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return this.asciiWrite(string, offset);
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case 'binary':
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return this.binaryWrite(string, offset);
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default:
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throw new Error('Unknown encoding');
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}
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};
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