Updated zlib functions

Author: ldaniels528

src/main/scala/io/scalajs/nodejs/zlib/CompressionAlgorithm.scala

@@ -1,10 +1,12 @@
 package io.scalajs.nodejs.zlib
 
+import io.scalajs.nodejs.stream
+
 import scala.scalajs.js
 
 /**
   * Compression Algorithm
   * @author lawrence.daniels@gmail.com
   */
 @js.native
-trait CompressionAlgorithm extends js.Object
+trait CompressionAlgorithm extends stream.Readable with stream.Writable

src/main/scala/io/scalajs/nodejs/zlib/Deflate.scala

@@ -1,4 +1,5 @@
-package io.scalajs.nodejs.zlib
+package io.scalajs.nodejs
+package zlib
 
 import scala.scalajs.js
 

src/main/scala/io/scalajs/nodejs/zlib/DeflateRaw.scala

@@ -1,4 +1,5 @@
-package io.scalajs.nodejs.zlib
+package io.scalajs.nodejs
+package zlib
 
 import scala.scalajs.js
 

src/main/scala/io/scalajs/nodejs/zlib/Gunzip.scala

@@ -1,4 +1,5 @@
-package io.scalajs.nodejs.zlib
+package io.scalajs.nodejs
+package zlib
 
 import scala.scalajs.js
 
@@ -7,4 +8,4 @@ import scala.scalajs.js
   * @author lawrence.daniels@gmail.com
   */
 @js.native
-trait Gunzip extends CompressionAlgorithm
+trait Gunzip extends CompressionAlgorithm

src/main/scala/io/scalajs/nodejs/zlib/Gzip.scala

@@ -1,4 +1,5 @@
-package io.scalajs.nodejs.zlib
+package io.scalajs.nodejs
+package zlib
 
 import scala.scalajs.js
 

src/main/scala/io/scalajs/nodejs/zlib/Inflate.scala

@@ -1,4 +1,5 @@
-package io.scalajs.nodejs.zlib
+package io.scalajs.nodejs
+package zlib
 
 import scala.scalajs.js
 
@@ -7,4 +8,4 @@ import scala.scalajs.js
   * @author lawrence.daniels@gmail.com
   */
 @js.native
-trait Inflate extends CompressionAlgorithm
+trait Inflate extends CompressionAlgorithm with stream.Readable

src/main/scala/io/scalajs/nodejs/zlib/InflateRaw.scala

@@ -1,4 +1,5 @@
-package io.scalajs.nodejs.zlib
+package io.scalajs.nodejs
+package zlib
 
 import scala.scalajs.js
 

src/main/scala/io/scalajs/nodejs/zlib/Unzip.scala

@@ -1,4 +1,5 @@
-package io.scalajs.nodejs.zlib
+package io.scalajs.nodejs
+package zlib
 
 import scala.scalajs.js
 

src/main/scala/io/scalajs/nodejs/zlib/Zlib.scala

@@ -81,37 +81,37 @@ trait Zlib extends IEventEmitter {
     * Returns a new DeflateRaw object with an options.
     * @example zlib.createDeflateRaw(options)
     */
-  def createDeflateRaw(options: CompressionOptions | RawOptions): DeflateRaw = js.native
+  def createDeflateRaw(options: CompressionOptions | RawOptions = js.native): DeflateRaw = js.native
 
   /**
     * Returns a new Gunzip object with an options.
     * @example zlib.createGunzip(options)
     */
-  def createGunzip(options: CompressionOptions | RawOptions): Gunzip = js.native
+  def createGunzip(options: CompressionOptions | RawOptions = js.native): Gunzip = js.native
 
   /**
     * Returns a new Gzip object with an options.
     * @example zlib.createGzip(options)
     */
-  def createGzip(options: CompressionOptions | RawOptions): Gzip = js.native
+  def createGzip(options: CompressionOptions | RawOptions = js.native): Gzip = js.native
 
   /**
     * Returns a new Inflate object with an options.
     * @example zlib.createInflate(options)
     */
-  def createInflate(options: CompressionOptions | RawOptions): Inflate = js.native
+  def createInflate(options: CompressionOptions | RawOptions = js.native): Inflate = js.native
 
   /**
     * Returns a new InflateRaw object with an options.
     * @example zlib.createInflateRaw(options)
     */
-  def createInflateRaw(options: CompressionOptions | RawOptions): InflateRaw = js.native
+  def createInflateRaw(options: CompressionOptions | RawOptions = js.native): InflateRaw = js.native
 
   /**
     * Returns a new Unzip object with an options.
     * @example zlib.createUnzip(options)
     */
-  def createUnzip(options: CompressionOptions | RawOptions): Unzip = js.native
+  def createUnzip(options: CompressionOptions | RawOptions = js.native): Unzip = js.native
 
   /**
     * Flush pending data. Don't call this frivolously, premature flushes negatively impact the effectiveness of the compression algorithm.

src/test/scala/io/scalajs/nodejs/zlib/ZlibTest.scala

@@ -14,7 +14,7 @@ class ZlibTest extends FunSpec {
 
   describe("Zlib") {
 
-    it("should compress strings or buffer") {
+    it("should compress strings and buffers") {
       val original = Buffer.from("This is a compression example")
 
       for {