Add constructor options and new method (#29460)

types/bl/bl-tests.ts

@@ -9,16 +9,27 @@ var str: string;
 var noAssert: boolean;
 
 bl = new BufferList();
+bl = new BufferList(bl);
+bl = new BufferList([bl]);
+bl = new BufferList(Buffer.from('asdf'));
+bl = new BufferList([Buffer.from('asdf')]);
+bl = new BufferList('hi');
 bl = new BufferList((err:Error, buffer:Buffer) => {
-
+    if (err) {
+        throw err;
+    }
+    console.log(buffer.toString());
 });
 
 bl.append(buffer);
+num = bl.length;
+
 num = bl.get(num);
 
 buffer = bl.slice(num, num);
 buffer = bl.slice(num);
 buffer = bl.slice();
+bl.shallowSlice(0, 1).shallowSlice();
 
 bl.copy(buffer, num, num, num);
 bl.copy(buffer, num, num);
@@ -34,8 +45,11 @@ str = bl.toString(str, num, num);
 str = bl.toString(str, num);
 str = bl.toString(str);
 str = bl.toString();
-
-num = bl.length;
+bl.indexOf('foo', 0, 'hex') === 1;
+bl.indexOf(Buffer.from('foo')) === 1;
+bl.indexOf(4) === 1;
+bl.indexOf(bl) === 1;
+bl.indexOf(new Uint8Array([1,3,4])) === 2;
 
 num = bl.readDoubleBE(offset, noAssert);
 num = bl.readDoubleBE(offset);

types/bl/index.d.ts

@@ -1,6 +1,7 @@
-// Type definitions for BufferList v0.8.0
+// Type definitions for BufferList v2.1.0
 // Project: https://github.com/rvagg/bl
 // Definitions by: Bart van der Schoor <https://github.com/Bartvds>
+//                 Francis Gulotta <https://github.com/reconbot>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
 
 /// <reference types="node" />
@@ -9,17 +10,18 @@
 import stream = require('stream');
 
 declare class BufferList extends stream.Duplex {
-    constructor(callback?: (err: Error, buffer: Buffer) => void);
+    constructor(callbackOrData?: ((err: Error, buffer: Buffer) => void) | Buffer | Buffer[] | BufferList | BufferList[] | string);
 
+    length: number;
     append(buffer: Buffer | Buffer[] | BufferList | BufferList[] | string): void;
     get(index: number): number;
     slice(start?: number, end?: number): Buffer;
+    shallowSlice(start?: number, end?: number): BufferList;
     copy(dest: Buffer, destStart?: number, srcStart?: number, srcEnd?: number): void;
     duplicate(): BufferList;
     consume(bytes?: number): void;
     toString(encoding?: string, start?: number, end?: number): string;
-    length: number;
-
+    indexOf(value: string | number | Uint8Array | BufferList | Buffer, byteOffset?: number, encoding?: string): number;
     readDoubleBE(offset: number, noAssert?: boolean): number;
     readDoubleLE(offset: number, noAssert?: boolean): number;
     readFloatBE(offset: number, noAssert?: boolean): number;