Add in options for compatibility with webpack-merge

Author: stephencookdev

README.md

@@ -1,6 +1,4 @@
-# Speed Measure Webpack Plugin
-
-**_(this plugin is not yet stable, and not safe for production)_**
+# Speed Measure Plugin
 
 This plugin measures your webpack build speed, giving an output like this:
 
@@ -32,15 +30,15 @@ file-loader took 7.11 seconds
 
 # Getting Started
 
-`npm install --save-dev speed-measure-webpack-plugin`
+`npm install --save speed-measure-webpack-plugin`
 
 Change your webpack config from
 
-```
+```javascript
 {
-  entry: {...},
-  output: {...},
-  module: {...},
+  entry: {/*...*/},
+  output: {/*...*/},
+  module: {/*...*/},
   plugins: [
     new MyPlugin(),
     new MyOtherPlugin()
@@ -50,11 +48,13 @@ Change your webpack config from
 
 to
 
-```
+```javascript
+const SpeedMeasurePlugin = require("speed-measure-webpack-plugin");
+
 {
-  entry: {...},
-  output: {...},
-  module: {...},
+  entry: {/*...*/},
+  output: {/*...*/},
+  module: {/*...*/},
   plugins: SpeedMeasurePlugin.wrapPlugins({
     MyPlugin: new MyPlugin(),
     MyOtherPlugin: new MyOtherPlugin()
@@ -64,11 +64,13 @@ to
 
 Or you can also specify config:
 
-```
+```javascript
+const SpeedMeasurePlugin = require("speed-measure-webpack-plugin");
+
 {
-  entry: {...},
-  output: {...},
-  module: {...},
+  entry: {/*...*/},
+  output: {/*...*/},
+  module: {/*...*/},
   plugins: SpeedMeasurePlugin.wrapPlugins({
     MyPlugin: new MyPlugin(),
     MyOtherPlugin: new MyOtherPlugin()
@@ -79,6 +81,38 @@ Or you can also specify config:
 }
 ```
 
+If you're using `webpack-merge`, then you can do:
+
+```javascript
+// base config file
+const smp = new SpeedMeasurePlugin({
+  outputFormat: "human"
+});
+
+const finalConfig = webpackMerge(
+  [baseConfig, envSpecificConfig].map(configGenerator =>
+    configGenerator({
+      smp,
+      // other options
+    })
+  )
+);
+
+// baseConfig
+export const baseConfig = ({ smp }) => ({
+  plugins: smp.wrapPlugins({
+    MyPlugin: new MyPlugin()
+  }).concat(smp)
+})
+
+// envSpecificConfig
+export const envSpecificConfig = ({ smp }) => ({
+  plugins: smp.wrapPlugins({
+    MyOtherPlugin: new MyOtherPlugin()
+  })
+})
+```
+
 ## `outputFormat` ##
 
 (default `"json"`)

index.js

@@ -14,6 +14,7 @@ module.exports = class SpeedMeasurePlugin {
 
     this.timeEventData = {};
 
+    this.wrapPlugins = this.wrapPlugins.bind(this);
     this.getOutput = this.getOutput.bind(this);
     this.addTimeEvent = this.addTimeEvent.bind(this);
     this.apply = this.apply.bind(this);
@@ -24,6 +25,12 @@ module.exports = class SpeedMeasurePlugin {
 
     const smp = new SpeedMeasurePlugin(options);
 
+    const wrappedPlugins = smp.wrapPlugins(plugins);
+
+    return wrappedPlugins.concat(smp);
+  }
+
+  wrapPlugins(plugins) {
     if (Array.isArray(plugins)) {
       let i = 1;
       plugins = plugins.reduce((acc, p) => {
@@ -33,11 +40,9 @@ module.exports = class SpeedMeasurePlugin {
     }
     plugins = plugins || {};
 
-    const wrappedPlugins = Object.keys(plugins).map(
-      pluginName => new WrappedPlugin(plugins[pluginName], pluginName, smp)
+    return Object.keys(plugins).map(
+      pluginName => new WrappedPlugin(plugins[pluginName], pluginName, this)
     );
-
-    return wrappedPlugins.concat(smp);
   }
 
   getOutput() {