Initial project import

node_modules/enhanced-resolve/lib/util/graceful-fs-browser.js

@@ -0,0 +1,40 @@
+/*
+	MIT License http://www.opensource.org/licenses/mit-license.php
+*/
+
+"use strict";
+
+// Browser stub for the default `graceful-fs` file system. A browser has no
+// ambient file system, so the convenience entry's default resolver has nothing
+// to read — pass your own `fileSystem` to `create()` /
+// `ResolverFactory.createResolver()` instead. Each method throws a clear error
+// if the default is actually used, while keeping the package able to bundle for
+// the browser (no Node `fs` dependency is pulled in).
+
+const message =
+	"enhanced-resolve: no default file system is available in the browser. " +
+	"Pass a `fileSystem` to `create()` or `ResolverFactory.createResolver()`.";
+
+/**
+ * @returns {never} always throws
+ */
+const unavailable = () => {
+	throw new Error(message);
+};
+
+// The same set of methods `CachedInputFileSystem` reads from the file system
+// (graceful-fs has no `readJson`/`readJsonSync`, so those stay undefined).
+module.exports = {
+	lstat: unavailable,
+	lstatSync: unavailable,
+	readFile: unavailable,
+	readFileSync: unavailable,
+	readdir: unavailable,
+	readdirSync: unavailable,
+	readlink: unavailable,
+	readlinkSync: unavailable,
+	realpath: unavailable,
+	realpathSync: unavailable,
+	stat: unavailable,
+	statSync: unavailable,
+};