Examples: make Light example output consistent

Author: rwaldron

eg/light-ambient-BH1750.js

@@ -2,11 +2,13 @@ const { Board, Light } = require("../lib/johnny-five");
 const board = new Board();
 
 board.on("ready", () => {
-  const light = new Light({
+  const ambient = new Light({
     controller: "BH1750",
   });
 
-  light.on("data", (data) => {
-    console.log("Lux: ", data.lux);
+  ambient.on("change", () => {
+    console.log("Ambient Light Level: ");
+    console.log("  level  : ", ambient.level);
+    console.log("-----------------");
   });
 });

eg/light-ambient-EVS_EV3.js

@@ -2,12 +2,14 @@ const { Board, Light } = require("../lib/johnny-five");
 const board = new Board();
 
 board.on("ready", () => {
-  const light = new Light({
+  const ambient = new Light({
     controller: "EVS_EV3",
     pin: "BAS1"
   });
 
-  light.on("change", (data) => {
-    console.log("Ambient Light Level: ", data.level);
+  ambient.on("change", () => {
+    console.log("Ambient Light Level: ");
+    console.log("  level  : ", ambient.level);
+    console.log("-----------------");
   });
 });

eg/light-ambient-EVS_NXT.js

@@ -2,12 +2,14 @@ const { Board, Light } = require("../lib/johnny-five");
 const board = new Board();
 
 board.on("ready", () => {
-  const light = new Light({
+  const ambient = new Light({
     controller: "EVS_NXT",
     pin: "BAS2"
   });
 
-  light.on("change", (data) => {
-    console.log("Ambient Light Level: ", data.level);
+  ambient.on("change", () => {
+    console.log("Ambient Light Level: ");
+    console.log("  level  : ", ambient.level);
+    console.log("-----------------");
   });
 });

eg/light-ambient-TSL2561.js

@@ -2,11 +2,13 @@ const { Board, Light } = require("../lib/johnny-five");
 const board = new Board();
 
 board.on("ready", () => {
-  const light = new Light({
+  const ambient = new Light({
     controller: "TSL2561",
   });
 
-  light.on("data", (data) => {
-    console.log("Lux: ", data.lux);
+  ambient.on("change", () => {
+    console.log("Ambient Light Level: ");
+    console.log("  level  : ", ambient.level);
+    console.log("-----------------");
   });
 });

eg/light-reflected-EVS_EV3.js

@@ -2,13 +2,15 @@ const { Board, Light } = require("../lib/johnny-five");
 const board = new Board();
 
 board.on("ready", () => {
-  const reflect = new Light({
+  const reflected = new Light({
     controller: "EVS_EV3",
     pin: "BAS1",
     mode: "reflected"
   });
 
-  reflect.on("change", (data) => {
-    console.log("Light Reflection Level: ", data.level);
+  reflected.on("change", () => {
+    console.log("Reflected Light Level: ");
+    console.log("  level  : ", reflected.level);
+    console.log("-----------------");
   });
 });

eg/light-reflected-EVS_NXT.js

@@ -2,13 +2,15 @@ const { Board, Light } = require("../lib/johnny-five");
 const board = new Board();
 
 board.on("ready", () => {
-  const reflect = new Light({
+  const reflected = new Light({
     controller: "EVS_NXT",
     pin: "BBS1",
     mode: "reflected"
   });
 
-  reflect.on("change", (data) => {
-    console.log("Light Reflection Level: ", data.level);
+  reflected.on("change", () => {
+    console.log("Reflected Light Level: ");
+    console.log("  level  : ", reflected.level);
+    console.log("-----------------");
   });
 });