serverless: add Utils class types

types/serverless/classes/Utils.d.ts

@@ -0,0 +1,22 @@
+import Serverless = require("../index");
+
+declare class Utils {
+    constructor(serverless: Serverless);
+
+    getVersion(): string;
+    dirExistsSync(dirPath: string): boolean;
+    fileExistsSync(filePath: string): boolean;
+    writeFileDir(filePath: string): void;
+    writeFileSync(filePath: string, contents: string): void;
+    writeFile(filePath: string, contents: string): PromiseLike<{}>;
+    appendFileSync(filePath: string, contents: string): PromiseLike<{}>;
+    readFileSync(filePath: string): {};
+    readFile(filePath: string): PromiseLike<{}>;
+    walkDirSync(dirPath: string): string[];
+    copyDirContentsSync(srcDir: string, destDir: string): void;
+    generateShortId(length: number): string;
+    findServicePath(): string;
+    logStat(serverless: Serverless, context: string): PromiseLike<{}>;
+}
+
+export = Utils;

types/serverless/index.d.ts

@@ -6,6 +6,7 @@
 import Service = require("./classes/Service");
 import Plugin = require("./classes/Plugin");
 import PluginManager = require("./classes/PluginManager");
+import Utils = require("./classes/Utils");
 import YamlParser = require("./classes/YamlParser");
 import AwsProvider = require("./plugins/aws/provider/awsProvider");
 
@@ -45,7 +46,7 @@ declare class Serverless {
     };
 
     providers: {};
-    utils: {};
+    utils: Utils;
     variables: {};
     yamlParser: YamlParser;
     pluginManager: PluginManager;