Add an explicit dependency on a node engine version to match webpack v4's similar dependency

Author: stephencookdev

README.md

@@ -2,8 +2,6 @@
 
 **_(this plugin is not yet stable, and not safe for production)_**
 
-**_(so far tested only with webpack@3.10.0, node@8.9.4)_**
-
 This plugin measures your webpack build speed, giving an output like this:
 
 ```

index.js

@@ -24,10 +24,10 @@ module.exports = class SpeedMeasurePlugin {
 
     if (Array.isArray(plugins)) {
       let i = 1;
-      plugins = plugins.reduce((acc, p) => ({
-        ...acc,
-        ["plugin " + i++]: p,
-      }));
+      plugins = plugins.reduce((acc, p) => {
+        acc["plugin " + i++] = p;
+        return acc;
+      });
     }
     plugins = plugins || {};
 
@@ -60,10 +60,8 @@ module.exports = class SpeedMeasurePlugin {
     const curTime = new Date().getTime();
 
     if (eventType === "start") {
-      eventList.push({
-        start: curTime,
-        ...data,
-      });
+      data.start = curTime;
+      eventList.push(data);
     } else if (eventType === "end") {
       const matchingEvent = eventList.find(
         e => !e.end && (e.id === data.id || e.name === data.name)

output.js

@@ -65,34 +65,31 @@ module.exports.getMiscOutput = data => ({
 });
 
 module.exports.getPluginsOutput = data =>
-  Object.values(data).reduce((acc, inData) => {
+  Object.keys(data).reduce((acc, key) => {
+    const inData = data[key];
     const startEndsByName = groupBy("name", inData);
 
-    return startEndsByName.reduce(
-      (innerAcc, startEnds) => ({
-        ...innerAcc,
-        [startEnds[0].name]:
-          (innerAcc[startEnds[0].name] || 0) + getTotalActiveTime(startEnds),
-      }),
-      acc
-    );
+    return startEndsByName.reduce((innerAcc, startEnds) => {
+      innerAcc[startEnds[0].name] =
+        (innerAcc[startEnds[0].name] || 0) + getTotalActiveTime(startEnds);
+      return innerAcc;
+    }, acc);
   }, {});
 
 module.exports.getLoadersOutput = data =>
   Object.keys(data).reduce((acc, key) => {
     const startEndsByLoader = groupBy("loaders", data[key]);
 
-    return {
-      ...acc,
-      [key]: startEndsByLoader.map(startEnds => {
-        const averages = getAverages(startEnds);
-        const activeTime = getTotalActiveTime(startEnds);
+    acc[key] = startEndsByLoader.map(startEnds => {
+      const averages = getAverages(startEnds);
+      const activeTime = getTotalActiveTime(startEnds);
+
+      return {
+        averages,
+        activeTime,
+        loaders: startEnds[0].loaders,
+      };
+    });
 
-        return {
-          averages,
-          activeTime,
-          loaders: startEnds[0].loaders,
-        };
-      }),
-    };
+    return acc;
   }, {});

package.json

@@ -16,6 +16,9 @@
     "url": "https://github.com/stephencookdev/speed-measure-webpack-plugin/issues"
   },
   "homepage": "https://github.com/stephencookdev/speed-measure-webpack-plugin#readme",
+  "engines": {
+    "node": ">=6.11.5"
+  },
   "peerDependencies": {
     "webpack": "^3"
   },