add sys.FileSystem dummy with implementations for exists and isDirectory

std/python/_std/sys/FileSystem.hx

@@ -0,0 +1,62 @@
+/*
+ * Copyright (C)2005-2012 Haxe Foundation
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ */
+package sys;
+
+@:coreApi
+class FileSystem {
+
+	public static function exists(path:String):Bool {
+		return python.lib.os.Path.exists(path);
+	}
+
+	public static function rename(path:String, newPath:String):Void {
+
+	}
+
+	public static function stat(path:String):FileStat {
+		return null;
+	}
+
+	public static function fullPath(relPath:String):String {
+		return "";
+	}
+
+	public static function isDirectory(path:String):Bool {
+		return python.lib.os.Path.isdir(path);
+	}
+
+	public static function createDirectory(path:String):Void {
+
+	}
+
+	public static function deleteFile(path:String):Void {
+
+	}
+
+	public static function deleteDirectory(path:String):Void {
+
+	}
+
+	public static function readDirectory(path:String):Array<String> {
+		return [];
+	}
+}