Move data structs to a separate dir and create algorithms dir

Signed-off-by: Darko Draskovic <[email protected]>

src/algorithms/recursion.js

@@ -0,0 +1,14 @@
+// 1. identify base case
+// 2. identify recursion case
+// 3. usually, there are 2 returns, one for each case
+// function gets closer and closers to the base case
+function inception(counter) {
+ if (counter < 0) {
+ return 'done';
+ }
+ return inception(--counter);
+}
+
+export function test() {
+ console.log(inception(3));
+}

src/array.js → src/data-structures/array.js

@@ -15,8 +15,8 @@ export class MyArray {
  }
 
  pop() {
- const lastItem = this.data[this.length-1];
- delete this.data[this.length-1];
+ const lastItem = this.data[this.length - 1];
+ delete this.data[this.length - 1];
  this.length--;
  return lastItem;
  }
@@ -29,10 +29,10 @@ export class MyArray {
  }
 
  shiftItems(index) {
- for (let i = index; i < this.length-1; i++) {
- this.data[i] = this.data[i+1];
+ for (let i = index; i < this.length - 1; i++) {
+ this.data[i] = this.data[i + 1];
  }
- delete this.data[this.length-1];
+ delete this.data[this.length - 1];
  }
 }
 

src/index.js

@@ -1,3 +1,3 @@
-import { test } from './graph.js'
+import { test } from './algorithms/recursion.js'
 
 test();