e834313fcd
* Download tarball from zig download index * try this * Remove promisify * Revert "try this" This reverts commit e6ecfb58ed2819755bc79af1349e4fd0db59e3b5.
41 lines
1023 B
JavaScript
41 lines
1023 B
JavaScript
'use strict';
|
|
const {PassThrough: PassThroughStream} = require('stream');
|
|
const zlib = require('zlib');
|
|
const mimicResponse = require('mimic-response');
|
|
|
|
const decompressResponse = response => {
|
|
const contentEncoding = (response.headers['content-encoding'] || '').toLowerCase();
|
|
|
|
if (!['gzip', 'deflate', 'br'].includes(contentEncoding)) {
|
|
return response;
|
|
}
|
|
|
|
const isBrotli = contentEncoding === 'br';
|
|
if (isBrotli && typeof zlib.createBrotliDecompress !== 'function') {
|
|
return response;
|
|
}
|
|
|
|
const decompress = isBrotli ? zlib.createBrotliDecompress() : zlib.createUnzip();
|
|
const stream = new PassThroughStream();
|
|
|
|
mimicResponse(response, stream);
|
|
|
|
decompress.on('error', error => {
|
|
// Ignore empty response
|
|
if (error.code === 'Z_BUF_ERROR') {
|
|
stream.end();
|
|
return;
|
|
}
|
|
|
|
stream.emit('error', error);
|
|
});
|
|
|
|
response.pipe(decompress).pipe(stream);
|
|
|
|
return stream;
|
|
};
|
|
|
|
module.exports = decompressResponse;
|
|
// TODO: remove this in the next major version
|
|
module.exports.default = decompressResponse;
|