add linting (and some initial fixes)

1 files changed, 36 insertions, 0 deletions

diff --git a/node_modules/unzip-response/index.js b/node_modules/unzip-response/index.js
new file mode 100644
index 000000000..e97b9937a
--- /dev/null
+++ b/node_modules/unzip-response/index.js
@@ -0,0 +1,36 @@
+'use strict';
+const PassThrough = require('stream').PassThrough;
+const zlib = require('zlib');
+
+module.exports = res => {
+	// TODO: use Array#includes when targeting Node.js 6
+	if (['gzip', 'deflate'].indexOf(res.headers['content-encoding']) === -1) {
+		return res;
+	}
+
+	const unzip = zlib.createUnzip();
+	const stream = new PassThrough();
+
+	stream.httpVersion = res.httpVersion;
+	stream.headers = res.headers;
+	stream.rawHeaders = res.rawHeaders;
+	stream.trailers = res.trailers;
+	stream.rawTrailers = res.rawTrailers;
+	stream.setTimeout = res.setTimeout.bind(res);
+	stream.statusCode = res.statusCode;
+	stream.statusMessage = res.statusMessage;
+	stream.socket = res.socket;
+
+	unzip.on('error', err => {
+		if (err.code === 'Z_BUF_ERROR') {
+			stream.end();
+			return;
+		}
+
+		stream.emit('error', err);
+	});
+
+	res.pipe(unzip).pipe(stream);
+
+	return stream;
+};