add words function

Words/package.json

@@ -0,0 +1,22 @@
+{
+  "name": "words",
+  "version": "1.0.0",
+  "description": "words function",
+  "main": "./src/main.js",
+  "directories": {
+    "test": "tests"
+  },
+  "scripts": {
+    "test": "mocha ./tests/testwords.js"
+  },
+  "keywords": [
+    "function"
+  ],
+  "author": "mmaureen",
+  "license": "ISC",
+  "dependencies": {
+    "babel": "^6.23.0",
+    "chai": "^4.1.2",
+    "mocha": "^4.0.1"
+  }
+}

Words/src/main.js

@@ -0,0 +1,32 @@
+module.exports={
+
+    countWords:(str)=>{
+    // check if input is empty string
+    if(str===""){
+     return "enter a string"
+
+    }
+    //check if input is not a string
+    if(typeof str !== "string"){
+    return "enter a string"
+   }
+
+
+     //string divides to words
+       let words= str.split(" ");
+
+       let finalResult ={};
+
+       for(let value of words){
+        //    let reg = new RegExp(value,'gi');
+        //    let output=str.match(reg);
+        finalResult[value.toLowerCase()] = finalResult[value.toLowerCase()] + 1 || 1;
+       }
+
+         return finalResult;
+
+}
+
+}
+
+

Words/tests/testwords.js

@@ -0,0 +1,31 @@
+ const expect = require('chai').expect;
+ const Wrds =require('../src/main.js');
+
+ describe ("words",()=>{
+     describe ("handles correct input" ,()=>{
+         it("should return {my:2,name:1,is:1,joy:1}",()=>{
+             expect(Wrds.countWords("my my name is joy")).to.have.property('my', 2);
+         })
+         it("should return {mary:3,is:1,a:1,girl:1}",()=>{
+            expect(Wrds.countWords("my my name is joy")).to.have.property('joy', 1);
+        })
+
+
+     })
+
+     describe ("handles incorrect input",()=>{
+    it("should return not string as words for empty string",()=>{
+            expect(Wrds.countWords("")).to.eql("enter a string");
+        })
+
+     it("should return not string as words for 6",()=>{
+            expect(Wrds.countWords(6)).to.eql("enter a string");
+        })
+
+    })
+    })
+
+
+
+
+