style: introduce @typescript-eslint/recommended

src/drop/tablerowloop-drop.ts

@@ -2,24 +2,24 @@ import { ForloopDrop } from './forloop-drop'
 
 export class TablerowloopDrop extends ForloopDrop {
   private cols: number
-  constructor (length: number, cols: number) {
+  public constructor (length: number, cols: number) {
     super(length)
     this.length = length
     this.cols = cols
   }
-  row () {
+  public row () {
     return Math.floor(this.i / this.cols) + 1
   }
-  col0 () {
+  public col0 () {
     return (this.i % this.cols)
   }
-  col () {
+  public col () {
     return this.col0() + 1
   }
-  col_first () {  // eslint-disable-line
+  public col_first () {  // eslint-disable-line
     return this.col0() === 0
   }
-  col_last () { // eslint-disable-line
+  public col_last () { // eslint-disable-line
     return this.col() === this.cols
   }
 }