liseferguson

function wisePerson(wiseType, whatToSay) {
  return `A wise ${wiseType} once said: "${whatToSay}".`; 
}



// tests

function testWisePerson() {
  const wiseType = 'goat';

liseferguson

function shouter(whatToShout) {
  return `${whatToShout.toUpperCase()}!!!`;
}

/* From here down, you are not expected to 
   understand.... for now :)  
   
   
   Nothing to see here!
   

liseferguson

function textNormalizer(text) {
  return `${text.toLowerCase().trim()}`;
}

/* From here down, you are not expected to 
   understand.... for now :)  
   
   
   Nothing to see here!
   

liseferguson

function computeArea(width, height) {
  return width* height;
}

/* From here down, you are not expected to 
   understand.... for now :)  
   
   
   Nothing to see here!
   

liseferguson

function celsToFahr(celsTemp) {
  return celsTemp * 9/5 + 32;
}

function fahrToCels(fahrTemp) {
  return (fahrTemp - 32) * 5/9;
}

/* From here down, you are not expected to 
   understand.... for now :)  

liseferguson

function isDivisible(divisee, divisor) {
  return divisee % divisor === 0;
}

/* From here down, you are not expected to 
   understand.... for now :)  
   
   
   Nothing to see here!
   

liseferguson

function doTrafficLights() {
  const activeLight = getActiveLight();
  if (activeLight === 'red') {
    turnRed();
  }
  else if (activeLight === 'green') {
    turnGreen();
  }
  else {
    turnYellow();

liseferguson

function main() {
  try { 
    doAllTheThings();
  } 
  catch(err) {
    console.error(err);
    reportError(err);
  }
}

liseferguson

function addToList(list, item) {
  list.push(item);
  return list;
}


/* From here down, you are not expected to 
   understand.... for now :)  
   
   

liseferguson

function findLength(array) {
  return array.length;
}

function accessLastItem(array) {
  return array[array.length - 1];
}

/* In the 2nd function, why is the array before the [array.length - 1] necessary?