Add toString method

tshemsedinov · tshemsedinov · commit fb6c731bd410 · 2022-02-16T02:46:03.000+02:00
diff --git a/JavaScript/8-geometry.js b/JavaScript/8-geometry.js
@@ -5,6 +5,10 @@ class Point {
     this.x = x;
     this.y = y;
   }
+
+  toString() {
+    return `(${this.x}, ${this.y})`;
+  }
 }
 
 class Polygon {
@@ -21,6 +25,10 @@ class Polygon {
     }
     return Math.abs(value) / 2;
   }
+
+  toString() {
+    return this.points.map((p) => p.toString()).join('; ');
+  }
 }
 
 class Rect extends Polygon {
@@ -73,3 +81,4 @@ console.log('Rotate 90');
 Geometry.rotate(triangle, 90);
 console.dir(triangle);
 console.dir(triangle.area);
+console.dir(`${triangle}`);

Original file line number	Diff line number	Diff line change
`@@ -5,6 +5,10 @@ class Point {`
`5`	`5`	`this.x = x;`
`6`	`6`	`this.y = y;`
`7`	`7`	`}`
	`8`	`+`
	`9`	`+ toString() {`
	`10`	+ return `(${this.x}, ${this.y})`;
	`11`	`+ }`
`8`	`12`	`}`
`9`	`13`
`10`	`14`	`class Polygon {`
`@@ -21,6 +25,10 @@ class Polygon {`
`21`	`25`	`}`
`22`	`26`	`return Math.abs(value) / 2;`
`23`	`27`	`}`
	`28`	`+`
	`29`	`+ toString() {`
	`30`	`+ return this.points.map((p) => p.toString()).join('; ');`
	`31`	`+ }`
`24`	`32`	`}`
`25`	`33`
`26`	`34`	`class Rect extends Polygon {`
`@@ -73,3 +81,4 @@ console.log('Rotate 90');`
`73`	`81`	`Geometry.rotate(triangle, 90);`
`74`	`82`	`console.dir(triangle);`
`75`	`83`	`console.dir(triangle.area);`
	`84`	+console.dir(`${triangle}`);