through2 - npm Package Compare versions

Comparing version 0.2.3 to 0.3.0

package.json

 {
   "name": "through2",
-  "version": "0.2.3",
+  "version": "0.3.0",
   "description": "A tiny wrapper around Node streams2 Transform to avoid explicit subclassing noise",
   "main": "through2.js",
   "scripts": {
-    "test": "node test.js"
+    "test": "node test/test.js",
+    "test-local": "brtapsauce-local test/basic-test.js"
   },
@@ -22,10 +23,11 @@ "repository": {
   "dependencies": {
-    "readable-stream": "~1.1.9",
+    "readable-stream": "~1.0.17",
     "xtend": "~2.1.1"
   },
   "devDependencies": {
-    "tape": "~1.1.1",
-    "bl": "~0.4.1",
-    "stream-spigot": "~2.1.2"
+    "tape": "~2.3.0",
+    "bl": "~0.6.0",
+    "stream-spigot": "~3.0.1",
+    "brtapsauce": "~0.2.2"
   }
 }

README.md

@@ -5,6 +5,12 @@ # through2
 
+[![Build Status](https://saucelabs.com/browser-matrix/through2-sauce.svg)](https://travis-ci.org/rvagg/through2)
+
 [![NPM](https://nodei.co/npm/through2.png?compact=true)](https://nodei.co/npm/through2/) 
 
+<!--
+not happy with these, we need to peg to readable-stream@1.0.x so it'll always report out-of-date
+
 [![david-dm](https://david-dm.org/rvagg/through2.png)](https://david-dm.org/rvagg/through2/)
 [![david-dm](https://david-dm.org/rvagg/through2/dev-status.png)](https://david-dm.org/rvagg/through2#info=devDependencies/)
+-->
 
@@ -11,0 +17,0 @@ **A tiny wrapper around Node streams.Transform (Streams2) to avoid explicit subclassing noise**

through2.js

@@ -1,5 +0,7 @@
-const Transform = require('stream').Transform || require('readable-stream/transform')
+const Transform = require('readable-stream/transform')
     , inherits  = require('util').inherits
     , xtend     = require('xtend')
 
+
+// a noop _transform funciton
 function noop (chunk, enc, callback) {
@@ -9,12 +11,40 @@ callback(null, chunk)
 
-function ctor (options, transform, flush) {
-  if (typeof options == 'function') {
-    flush     = transform
-    transform = options
-    options   = {}
+
+// create a new export function, used by both the main export and
+// the .ctor export, contains common logic for dealing with arguments
+function through2 (construct) {
+  return function (options, transform, flush) {
+    if (typeof options == 'function') {
+      flush     = transform
+      transform = options
+      options   = {}
+    }
+
+    if (typeof transform != 'function')
+      transform = noop
+
+    if (typeof flush != 'function')
+      flush = null
+
+    return construct(options, transform, flush)
   }
+}
 
-  if (typeof transform != 'function')
-    transform = noop
 
+// main export, just make me a transform stream!
+module.exports = through2(function (options, transform, flush) {
+  var t2 = new Transform(options)
+
+  t2._transform = transform
+
+  if (flush)
+    t2._flush = flush
+
+  return t2
+})
+
+
+// make me a reusable prototype that I can `new`, or implicitly `new`
+// with a constructor call
+module.exports.ctor = through2(function (options, transform, flush) {
   function Through2 (override) {
@@ -25,2 +55,3 @@ if (!(this instanceof Through2))
     this.options = xtend(options, override)
+
     Transform.call(this, this.options)
@@ -33,13 +64,6 @@ }
 
-  if (typeof flush == 'function')
+  if (flush)
     Through2.prototype._flush = flush
 
   return Through2
-}
-
-function make (options, transform, flush) {
-  return ctor(options, transform, flush)()
-}
-
-module.exports      = make
-module.exports.ctor = ctor
+})

New alerts

Major refactor

Supply chain risk

Package has recently undergone a major refactor. It may be unstable or indicate significant internal changes. Use caution when updating to versions that include significant changes.

Found 1 instance in 1 package

Environment variable access

Supply chain risk

Package accesses environment variables, which may be a sign of credential stuffing or data theft.

Found 2 instances in 1 package

Improved metrics

Total package byte prevSize

20599

increased by25.1%

Number of package files

12

increased by50%

Lines of code

376

increased by30.1%

Number of lines in readme file

113

increased by5.61%

Worsened metrics

Dev dependency count

4

increased by33.33%

Number of low supply chain risk alerts

4

increased byInfinity%

Number of medium supply chain risk alerts

1

increased byInfinity%

Dependency changes

• + Addedreadable-stream@1.0.34(transitive)

• - Removedreadable-stream@1.1.14(transitive)

• Updatedreadable-stream@~1.0.17