Check puz grid chars

crosshare-org · May 28, 2024 · 9ca64a8 · 9ca64a8
1 parent 145b6b1
commit 9ca64a8
Showing 1 changed file with 15 additions and 2 deletions.
diff --git a/app/lib/converter.ts b/app/lib/converter.ts
@@ -1,5 +1,12 @@
 /* eslint-disable @typescript-eslint/ban-ts-comment */
-import { ClueT, PuzzleInProgressStrictT, removeClueSpecials } from './types.js';
+import {
+  ALLOWABLE_GRID_CHARS,
+  BLOCK,
+  ClueT,
+  EMPTY,
+  PuzzleInProgressStrictT,
+  removeClueSpecials,
+} from './types.js';
 import { fromCells, getClueMap } from './viewableGrid.js';
 
 const EXTENSION_HEADER_LENGTH = 8;
@@ -133,8 +140,14 @@ class PuzReader {
       if (val === ':') {
         hidden.push(i);
         grid.push('.');
-      } else {
+      } else if (
+        val === EMPTY ||
+        val === BLOCK ||
+        val.match(ALLOWABLE_GRID_CHARS)
+      ) {
         grid.push(val);
+      } else {
+        throw new Error(`Invalid character in grid at position ${i}`);
       }
     }