Small fixes

[vchess.git] / client / src / base_rules.js

diff --git a/client/src/base_rules.js b/client/src/base_rules.js
index 7e4057b..85f63a2 100644 (file)
--- a/client/src/base_rules.js
+++ b/client/src/base_rules.js
@@ -53,11 +53,6 @@ export const ChessRules = class ChessRules {
     return "all";
   }
 
-  // Path to pieces
-  static getPpath(b) {
-    return b; //usual pieces in pieces/ folder
-  }
-
   // Turn "wb" into "B" (for FEN)
   static board2fen(b) {
     return b[0] == "w" ? b[1].toUpperCase() : b[1];
@@ -160,6 +155,11 @@ export const ChessRules = class ChessRules {
     return V.CoordToColumn(coords.y) + (V.size.x - coords.x);
   }
 
+  // Path to pieces
+  getPpath(b) {
+    return b; //usual pieces in pieces/ folder
+  }
+
   // Aggregates flags into one object
   aggregateFlags() {
     return this.castleFlags;
@@ -357,9 +357,9 @@ export const ChessRules = class ChessRules {
       for (let indexInRow = 0; indexInRow < rows[i].length; indexInRow++) {
         const character = rows[i][indexInRow];
         const num = parseInt(character);
+        // If num is a number, just shift j:
         if (!isNaN(num)) j += num;
-        //just shift j
-        //something at position i,j
+        // Else: something at position i,j
         else board[i][j++] = V.fen2board(character);
       }
     }
@@ -379,7 +379,9 @@ export const ChessRules = class ChessRules {
   // INITIALIZATION
 
   constructor(fen) {
-    this.re_init(fen);
+    // In printDiagram() fen isn't supply because only getPpath() is used
+    if (fen)
+      this.re_init(fen);
   }
 
   // Fen string fully describes the game state