Errors and Debugging Exercises

Author: Lbeckap

errors-and-debugging/exercises/Debugging1stSyntaxError.js

@@ -4,7 +4,7 @@
 let launchReady = false;
 let fuelLevel = 17000;
 
-if (fuelLevel >= 20000 {
+if (fuelLevel >= 20000) {
    console.log('Fuel level cleared.');
    launchReady = true;
 } else {

errors-and-debugging/exercises/DebuggingLogicErrors2.js

@@ -2,7 +2,7 @@
 // Consider the first if/else block below. 
 // Add console.log(launchReady) after this block, then run the program.
 
-//Given the fuelLevel value, should launchReady be true or false after the check?  Is the program behaving as expected?
+//Given the fuelLevel value, should launchReady be true or false after the check? False. Is the program behaving as expected? Yes.
 
 let launchReady = false;
 let fuelLevel = 17000;
@@ -16,6 +16,7 @@ if (fuelLevel >= 20000) {
    console.log('WARNING: Insufficient fuel!');
    launchReady = false;
 }
+console.log(launchReady);
 
 // if (crewStatus && computerStatus === 'green'){
 //    console.log('Crew & computer cleared.');

errors-and-debugging/exercises/DebuggingLogicErrors3.js

@@ -2,8 +2,8 @@
 // Now consider the second if/else block. 
 // Add another console.log(launchReady) after this block and run the program.
 
-// Given the values for crewStatus and computerStatus, should launchReady be true or false after the check?  
-// Is the program behaving as expected?
+// Given the values for crewStatus and computerStatus, should launchReady be true or false after the check?  Yes.
+// Is the program behaving as expected? Yes.
 
 let launchReady = false;
 // let fuelLevel = 17000;
@@ -25,6 +25,7 @@ if (crewStatus && computerStatus === 'green'){
    console.log('WARNING: Crew or computer not ready!');
    launchReady = false;
 }
+console.log(launchReady);
 
 // if (launchReady) {
 //    console.log('10, 9, 8, 7, 6, 5, 4, 3, 2, 1...');

errors-and-debugging/exercises/DebuggingLogicErrors4.js

@@ -1,8 +1,8 @@
 // Now consider both if/else blocks together (keeping the added console.log lines). 
 // Run the code and examine the output. 
 
-// Given the values for fuelLevel, crewStatus and computerStatus, should launchReady be true or false?
-// Is the program behaving as expected?
+// Given the values for fuelLevel, crewStatus and computerStatus, should launchReady be true or false? False
+// Is the program behaving as expected? No
 
 let launchReady = false;
 let fuelLevel = 17000;

errors-and-debugging/exercises/DebuggingLogicErrors5.js

@@ -3,6 +3,7 @@
 // Refactor the code to do this. Verify that your change works by updating the console.log statements.
 
 let launchReady = false;
+let crewReady = false;
 let fuelLevel = 17000;
 let crewStatus = true;
 let computerStatus = 'green';
@@ -15,14 +16,21 @@ if (fuelLevel >= 20000) {
    launchReady = false;
 }
 
-console.log("launchReady = ", launchReady);
+//console.log("launchReady = ", launchReady);
 
 if (crewStatus && computerStatus === 'green'){
    console.log('Crew & computer cleared.');
-   launchReady = true;
+   crewReady = true;
 } else {
    console.log('WARNING: Crew or computer not ready!');
-   launchReady = false;
+   crewReady = false;
 }
 
-console.log("launchReady = ", launchReady);
+//console.log("crewReady = ", crewReady);
+
+if (launchReady && crewReady) {
+   console.log("10, 9, 8, 7, 6, 5, 4, 3, 2, 1...");
+   console.log("Liftoff!");
+} else {
+   console.log("Launch scrubbed.");
+}

errors-and-debugging/exercises/DebuggingRuntimeErrors1.js

@@ -4,7 +4,7 @@
 let launchReady = false;
 let fuelLevel = 17000;
 
-if (fuellevel >= 20000) {
+if (fuelLevel >= 20000) {
    console.log('Fuel level cleared.');
    launchReady = true;
 } else {

errors-and-debugging/exercises/DebuggingRuntimeErrors2.js

@@ -14,7 +14,7 @@ if (launchReady) {
    console.log("Fed parrot...");
    console.log("6, 5, 4...");
    console.log("Ignition...");
-   consoul.log("3, 2, 1...");
+   console.log("3, 2, 1...");
    console.log("Liftoff!");
 } else {
    console.log("Launch scrubbed.");

errors-and-debugging/exercises/DebuggingSyntaxErrors2.js

@@ -8,7 +8,7 @@ let launchReady = false;
 let crewStatus = true;
 let computerStatus = 'green';
 
-if (crewStatus &&& computerStatus === 'green'){
+if (crewStatus && computerStatus === 'green'){
    console.log('Crew & computer cleared.');
    launchReady = true;
 } else {
@@ -17,7 +17,7 @@ if (crewStatus &&& computerStatus === 'green'){
 }
 
 if (launchReady) {
-   console.log(("10, 9, 8, 7, 6, 5, 4, 3, 2, 1...");
+   console.log("10, 9, 8, 7, 6, 5, 4, 3, 2, 1...");
    console.log("Fed parrot...");
    console.log("Ignition...");
    console.log("Liftoff!");