change the code based on the comment

Author: Abrsh100

Sprint-2/debug/author.js

@@ -10,7 +10,9 @@ const author = {
   age: 40,
   alive: true,
 };
-console.log(author)
+for (let value of Object.values(author)) {
+  console.log(value);
+}
 
 // for (const value of author) {
 //   console.log(author);

Sprint-2/implement/contains.js

@@ -1,9 +1,9 @@
-function contains(object, properityValue){ 
+function contains(object, propertyValue){ 
     if (typeof object !== 'object' || object === null || Array.isArray(object)) {
         return false;
     }   
 
-    return properityValue in object;
+   return Object.hasOwn(object, propertyValue);
 
 }
 module.exports = contains;

Sprint-2/implement/querystring.js

@@ -1,23 +1,22 @@
 function parseQueryString(queryString) {
-  
-  const queryParams = {};
- if (!queryString) return queryParams;
 
-  const keyValuePairs = queryString.split("&");
+    const queryParams = {};
+    if (!queryString ) return queryParams;
 
-  for (const pair of keyValuePairs) {
+    const keyValuePairs = queryString.split("&");
+
+    for (const pair of keyValuePairs) {
     const index = pair.indexOf("=");
     if (index === -1) {
-      queryParams[pair] = undefined;
+      queryParams[decodeURIComponent(pair)] = undefined
     } else {
-      const key = pair.slice(0, index);
-      const value = pair.slice(index + 1);
-      queryParams[key] = value;
-    } 
-  }
+        const key = pair.slice(0, index);
+        const value = pair.slice (index + 1);
+        queryParams[key] = value;
+    }
+    return queryParams;
 
-  return queryParams;
+    }
 }
 
-module.exports = parseQueryString;
-
+ module.exports = parseQueryString;

Sprint-2/implement/tally.js

@@ -3,12 +3,15 @@ function tally(input) {
         throw new Error("Input must be an array");
     }
 
-   const counts = {};
+   const counts = Object.create(null); // no prototype
     for (let item of input) {
         counts[item] = (counts[item] || 0) + 1;
     }
 
     return counts;
 }
 
+
+
 module.exports = tally;
+

Sprint-2/implement/tally.test.js

@@ -23,7 +23,6 @@ const tally = require("./tally.js");
 // Given an empty array
 // When passed to tally
 // Then it should return an empty object
-test.todo("tally on an empty array returns an empty object");
 test("tally on an empty array returns an empty object", () => {
   const input = [];
   const result = tally(input); 
@@ -39,6 +38,12 @@ test("tally on an array with duplicate items returns correct counts", () => {
     expect(result).toEqual({apple: 3, banana: 2, orange: 1});
 });
 
+test("tally on an array with duplicate items returns correct counts", () => {
+  const input = ['toString', 'toString', 'valueOf', 'toString', 'valueOf'];
+  const result = tally(input);
+    expect(result).toEqual({toString: 3, valueOf: 2});
+});
+
 // Given an invalid input like a string
 // When passed to tally
 // Then it should throw an error