added make browserlist(autoprefixer) work fixed

1 files changed, 17 insertions, 0 deletions

diff --git a/node_modules/webpack-sources/lib/helpers/getSource.js b/node_modules/webpack-sources/lib/helpers/getSource.js
new file mode 100644
index 00000000..b236563d
--- /dev/null
+++ b/node_modules/webpack-sources/lib/helpers/getSource.js
@@ -0,0 +1,17 @@
+/*
+	MIT License http://www.opensource.org/licenses/mit-license.php
+	Author Tobias Koppers @sokra
+*/
+
+"use strict";
+
+const getSource = (sourceMap, index) => {
+	if (index < 0) return null;
+	const { sourceRoot, sources } = sourceMap;
+	const source = sources[index];
+	if (!sourceRoot) return source;
+	if (sourceRoot.endsWith("/")) return sourceRoot + source;
+	return sourceRoot + "/" + source;
+};
+
+module.exports = getSource;