Replaced deprecated 'new Buffer(...)' with 'Buffer.from(...)'

src/__tests__/http-test.js

@@ -791,7 +791,7 @@ function urlString(urlParams?: ?{ [param: string]: mixed, ... }) {
  const req = request(app)
  .post(urlString())
  .set('Content-Type', 'application/graphql; charset=utf-16');
- req.write(new Buffer('{ test(who: "World") }', 'utf16le'));
+ req.write(Buffer.from('{ test(who: "World") }', 'utf16le'));
  const response = await req;
 
  expect(JSON.parse(response.text)).to.deep.equal({
@@ -940,7 +940,7 @@ function urlString(urlParams?: ?{ [param: string]: mixed, ... }) {
  const req = request(app)
  .post(urlString())
  .set('Content-Type', 'application/graphql');
- req.write(new Buffer('{ test(who: "World") }'));
+ req.write(Buffer.from('{ test(who: "World") }'));
  const response = await req;
 
  expect(JSON.parse(response.text)).to.deep.equal({
@@ -957,7 +957,7 @@ function urlString(urlParams?: ?{ [param: string]: mixed, ... }) {
  post(app, urlString(), graphqlHTTP({ schema: TestSchema }));
 
  const req = request(app).post(urlString());
- req.write(new Buffer('{ test(who: "World") }'));
+ req.write(Buffer.from('{ test(who: "World") }'));
  const response = await req;
 
  expect(response.status).to.equal(400);
@@ -975,7 +975,7 @@ function urlString(urlParams?: ?{ [param: string]: mixed, ... }) {
  const req = request(app)
  .post(urlString())
  .set('Content-Type', 'application/graphql');
- req.write(new Buffer('{ test(who: "World") }'));
+ req.write(Buffer.from('{ test(who: "World") }'));
  const response = await req;
 
  expect(response.status).to.equal(400);

src/index.js

@@ -504,7 +504,7 @@ function canDisplayGraphiQL(request: $Request, params: GraphQLParams): boolean {
  * Helper function for sending a response using only the core Node server APIs.
  */
 function sendResponse(response: $Response, type: string, data: string): void {
- const chunk = new Buffer(data, 'utf8');
+ const chunk = Buffer.from(data, 'utf8');
  response.setHeader('Content-Type', type + '; charset=utf-8');
  response.setHeader('Content-Length', String(chunk.length));
  response.end(chunk);