init

src/isolate-duplicates/index.js

@@ -1,3 +1,34 @@
-function isolateDuplicates(text) {}
+function isolateDuplicates(dup) {
+  if (dup === undefined) {
+    throw Error();
+  }
+  if (dup.length === 0) {
+    throw Error("Please enter a valid string");
+  }
+  let newArr = [];
+  let dupArr = [];
+  let count = 0;
+  let lower = dup.toLowerCase();
+  for (let i = 0; i < lower.length + 1; i++) {
+    if (lower[i - 1] === lower[i] && lower[i - 2] === lower[i]) {
+      dupArr.push(dup[i]);
+    } else {
+      if (dupArr.length !== 0) {
+        count += 1;
+        dupArr = dupArr.join("");
+        dupArr = `[${dupArr}]`;
+
+        newArr.push(dupArr);
+      }
+      newArr.push(dup[i]);
+      dupArr = [];
+    }
+  }
+  if (newArr[newArr.length - 1] === undefined) {
+    newArr.splice(newArr.length - 1, 1);
+  }
+
+  return [newArr.join("").toString(), count];
+}
 
 module.exports = isolateDuplicates;

src/morse/index.js

@@ -58,6 +58,47 @@ const MORSE_CODE = {
 
 Object.freeze(MORSE_CODE);
 
-function morse(text) {}
+function morse(text) {
+  if (text === "") {
+    return "";
+  }
+  if (text === undefined) {
+    throw Error();
+  }
+  if (text.length === 0) {
+    throw Error("Please provide a morse string");
+  }
+  let data = text.split(" ");
+  let output = [];
+
+  for (let i = 0; i < data.length; i++) {
+    output.push(MORSE_CODE[data[i]]);
+  }
+  let newArr = output;
+
+  for (let i = 0; i < output.length; i++) {
+    if (newArr[0] === undefined) {
+      newArr.shift();
+    }
+    if (newArr[output.length - 1] === undefined) {
+      newArr.pop();
+    }
+  }
+  for (let i = 0; i < newArr.length; i++) {
+    if (newArr[i] === 0 && newArr[i] === undefined) {
+      newArr[i] = newArr[i + 1];
+    }
+    if (newArr[i] === undefined && newArr[i + 1] === undefined) {
+      newArr[i] = " ";
+      i++;
+    } else if (newArr[i] === undefined) {
+      newArr[i] = "";
+    } else {
+      newArr[i] = newArr[i];
+    }
+  }
+
+  return newArr.join("");
+}
 
 module.exports = morse;

src/morse/test.js

@@ -38,8 +38,8 @@ describe("Morse spec", () => {
   });
 
   test("it decodes letters with multiple spaces", () => {
-    expect(morseToText(" . ")).toBe("E");
     expect(morseToText("   .   . ")).toBe("E E");
+    expect(morseToText(" . ")).toBe("E");
     expect(
       morseToText(
         "      ...---... -.-.--   - .... .   --.- ..- .. -.-. -.-   -... .-. --- .-- -.   ..-. --- -..-   .--- ..- -- .--. ...   --- ...- . .-.   - .... .   .-.. .- --.. -.--   -.. --- --. .-.-.-     "

src/remove-dulplicates/index.js

@@ -1,3 +1,22 @@
-function removeDuplicates(obj) {}
+function removeDuplicates(obj) {
+  let compare = [],
+    newObject = {},
+    k = Object.keys(obj);
+
+  for (let i = k.length - 1; i >= 0; i--) {
+    let val = obj[k[i]],
+      newVal = [];
+
+    for (let j = 0; j < val.length; j++) {
+      if (!compare.includes(val[j])) {
+        compare.push(val[j]);
+        newVal.push(val[j]);
+      }
+    }
+
+    newObject[k[i]] = newVal;
+  }
+  return newObject;
+}
 
 module.exports = removeDuplicates;