Done

index.js

@@ -0,0 +1,38 @@
+function takeANumber(line, name){
+  line.push(name)
+    return (`Welcome, ${name}. You are number ${line.length} in line.`)
+}
+
+function nowServing(katzDeliLine) {
+  if (katzDeliLine.length > 0){ 
+    return (`Currently serving ` + katzDeliLine.shift() + `.`)}
+  else {
+  return ("There is nobody waiting to be served!")}
+}
+
+function currentLine(line) {
+  if (line.length > 0) {
+    return (`The line is currently: 1. ${line[0]}, 2. ${line[1]}, 3. ${line[2]}`)
+  }
+  else {
+    return ('The line is currently empty.')}
+}
+
+
+function currentLine(line) {
+  let output;
+  if (line.length === 0) {
+    output = `The line is currently empty.`
+  }
+  else {
+    output = `The line is currently: `
+    for(let i = 0; i < line.length; i++){
+      if (i === 0){
+        output = output + (i+1) + `. ` + `${line[i]}`;
+      }
+      else {
+      output = output + `, ` + (i+1) + `. ` + `${line[i]}`;}
+  }
+  }
+  return output
+}