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65 lines
1.1 KiB
65 lines
1.1 KiB
exports.utf8 = exports['utf-8'] = {
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encode: function (data) {
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return isBinary(data) ? data : String(data)
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},
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decode: identity,
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buffer: false,
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type: 'utf8'
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}
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exports.json = {
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encode: JSON.stringify,
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decode: JSON.parse,
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buffer: false,
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type: 'json'
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}
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exports.binary = {
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encode: function (data) {
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return isBinary(data) ? data : Buffer.from(data)
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},
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decode: identity,
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buffer: true,
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type: 'binary'
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}
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exports.none = {
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encode: identity,
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decode: identity,
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buffer: false,
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type: 'id'
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}
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exports.id = exports.none
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var bufferEncodings = [
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'hex',
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'ascii',
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'base64',
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'ucs2',
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'ucs-2',
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'utf16le',
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'utf-16le'
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]
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bufferEncodings.forEach(function (type) {
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exports[type] = {
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encode: function (data) {
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return isBinary(data) ? data : Buffer.from(data, type)
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},
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decode: function (buffer) {
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return buffer.toString(type)
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},
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buffer: true,
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type: type
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}
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})
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function identity (value) {
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return value
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}
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function isBinary (data) {
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return data === undefined || data === null || Buffer.isBuffer(data)
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}
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