CommitHEADtrunk

1 files changed, 29 insertions, 0 deletions

diff --git a/node_modules/decompress-response/index.js b/node_modules/decompress-response/index.js
new file mode 100644
index 0000000..d8acd4a
--- /dev/null
+++ b/node_modules/decompress-response/index.js
@@ -0,0 +1,29 @@
+'use strict';
+const PassThrough = require('stream').PassThrough;
+const zlib = require('zlib');
+const mimicResponse = require('mimic-response');
+
+module.exports = response => {
+	// TODO: Use Array#includes when targeting Node.js 6
+	if (['gzip', 'deflate'].indexOf(response.headers['content-encoding']) === -1) {
+		return response;
+	}
+
+	const unzip = zlib.createUnzip();
+	const stream = new PassThrough();
+
+	mimicResponse(response, stream);
+
+	unzip.on('error', err => {
+		if (err.code === 'Z_BUF_ERROR') {
+			stream.end();
+			return;
+		}
+
+		stream.emit('error', err);
+	});
+
+	response.pipe(unzip).pipe(stream);
+
+	return stream;
+};