Reformat code

src/app/model/color.ts

@@ -0,0 +1,28 @@
+import { IColor } from '../interfaces/persistance/color';
+import { Base } from './base';
+
+export class Color extends Base implements IColor {
+  constructor(props: IColor) {
+    super(props);
+  }
+
+  // Only here to prevent ts warnings.
+  h: number;
+  s: number;
+  l: number;
+
+  public lighten(by: number) {
+    const newL = this.l + by;
+    if (this.l > 100) {
+      this.l = 100;
+    } else if (this.l < 0) {
+      this.l = 0;
+    }
+
+    return new Color({ h: this.h, s: this.s, l: newL });
+  }
+
+  public toString(): string {
+    return `hsl(${this.h}, ${this.s}%, ${this.l}%)`;
+  }
+}