From 3c51c3be85bb0d1bdb87ea0d6632f1c256912f27 Mon Sep 17 00:00:00 2001 From: Dimitri Staessens Date: Sun, 6 Oct 2019 21:37:45 +0200 Subject: build: Add some required modules for node --- node_modules/is-stream/index.js | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+) create mode 100644 node_modules/is-stream/index.js (limited to 'node_modules/is-stream/index.js') diff --git a/node_modules/is-stream/index.js b/node_modules/is-stream/index.js new file mode 100644 index 0000000..6f7ec91 --- /dev/null +++ b/node_modules/is-stream/index.js @@ -0,0 +1,21 @@ +'use strict'; + +var isStream = module.exports = function (stream) { + return stream !== null && typeof stream === 'object' && typeof stream.pipe === 'function'; +}; + +isStream.writable = function (stream) { + return isStream(stream) && stream.writable !== false && typeof stream._write === 'function' && typeof stream._writableState === 'object'; +}; + +isStream.readable = function (stream) { + return isStream(stream) && stream.readable !== false && typeof stream._read === 'function' && typeof stream._readableState === 'object'; +}; + +isStream.duplex = function (stream) { + return isStream.writable(stream) && isStream.readable(stream); +}; + +isStream.transform = function (stream) { + return isStream.duplex(stream) && typeof stream._transform === 'function' && typeof stream._transformState === 'object'; +}; -- cgit v1.2.3