fix name, class to interface, var to const, enable strictNullChecks

node-zookeeper-client/index.d.ts

@@ -1,4 +1,4 @@
-// Type definitions for Jasmine 2.5
+// Type definitions for node-zookeeper-client 0.2
 // Project: https://github.com/alexguan/node-zookeeper-client
 // Definitions by: York Yao <https://github.com/plantain-00/>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
@@ -72,7 +72,7 @@ export class Event {
     getPath(): string;
 }
 
-export class Transaction {
+interface Transaction {
     create(path: string, dataOrAclsOrmode1?: Buffer | ACL[] | number, dataOrAclsOrmode2?: Buffer | ACL[] | number, dataOrAclsOrmode3?: Buffer | ACL[] | number): this;
     setData(path: string, data: Buffer | null, version?: number): this;
     check(path: string, version?: number): this;
@@ -80,7 +80,7 @@ export class Transaction {
     commit(callback: (error: Error | Exception, results: any) => void): void;
 }
 
-export class Client extends EventEmitter {
+interface Client extends EventEmitter {
     connect(): void;
     close(): void;
     create(path: string, callback: (error: Error | Exception, path: string) => void): void;

node-zookeeper-client/node-zookeeper-client-tests.ts

@@ -1,8 +1,8 @@
 import * as zookeeper from "node-zookeeper-client";
 
 {
-    var client = zookeeper.createClient('localhost:2181');
-    var path = process.argv[2];
+    const client = zookeeper.createClient('localhost:2181');
+    const path = process.argv[2];
 
     client.once('connected', function () {
         console.log('Connected to the server.');
@@ -44,8 +44,8 @@ function listChildren(client: zookeeper.Client, path: string) {
 }
 
 {
-    var client = zookeeper.createClient('localhost:2181');
-    var path = process.argv[2];
+    const client = zookeeper.createClient('localhost:2181');
+    const path = process.argv[2];
 
     client.once('connected', function () {
         console.log('Connected to ZooKeeper.');
@@ -55,7 +55,7 @@ function listChildren(client: zookeeper.Client, path: string) {
     client.connect();
 }
 
-var client = zookeeper.createClient(
+const client = zookeeper.createClient(
     'localhost:2181/test',
     { sessionTimeout: 10000 }
 );
@@ -188,12 +188,12 @@ var client = zookeeper.createClient(
 }
 
 {
-    var state = client.getState();
+    const state = client.getState();
     console.log('Current state is: %s', state);
 }
 
 {
-    var id = client.getSessionId();
+    const id = client.getSessionId();
     console.log('Session id is: %s', id.toString('hex'));
 }
 

node-zookeeper-client/tsconfig.json

@@ -6,7 +6,7 @@
         ],
         "noImplicitAny": true,
         "noImplicitThis": true,
-        "strictNullChecks": false,
+        "strictNullChecks": true,
         "baseUrl": "../",
         "typeRoots": [
             "../"