Merge pull request #1 from digital-h-gmbh/bugfix/607-wrong-characters-for-aztec-decoder-in-decoder-mixed-table

Wrong characters for Aztec decoder in `Decoder.MIXED_TABLE`

Author: alexanderpopko

src/core/aztec/decoder/Decoder.ts

@@ -56,11 +56,9 @@ export default class Decoder {
     ];
 
     private static MIXED_TABLE: string[] = [
-        // Module parse failed: Octal literal in strict mode (50:29)
-        // so number string were scaped
-        'CTRL_PS', ' ', '\\1', '\\2', '\\3', '\\4', '\\5', '\\6', '\\7', '\b', '\t', '\n',
-        '\\13', '\f', '\r', '\\33', '\\34', '\\35', '\\36', '\\37', '@', '\\', '^', '_',
-        '`', '|', '~', '\\177', 'CTRL_LL', 'CTRL_UL', 'CTRL_PL', 'CTRL_BS'
+        'CTRL_PS', ' ', '\x01', '\x02', '\x03', '\x04', '\x05', '\x06', '\x07', '\b', '\t', '\n',
+        '\x0b', '\f', '\r', '\x1b', '\x1c', '\x1d', '\x1e', '\x1f', '@', '\\', '^', '_',
+        '`', '|', '~', '\x7f', 'CTRL_LL', 'CTRL_UL', 'CTRL_PL', 'CTRL_BS'
     ];
 
     private static PUNCT_TABLE: string[] = [

src/test/core/aztec/decoder/Decoder.spec.ts

@@ -155,6 +155,38 @@ describe('DecoderTest', () => {
         assertThrow(() => new AztecDecoder().decode(r), FormatException);
     });
 
+    /**
+     * @Test
+     */
+    it('testDecodeSpecialCharacters', () => {
+        const matrix = BitMatrix.parseFromString(
+            'X X . . . X X . X X . X . . . . . . X \n' +
+            'X . . X X . X . . X . . . X . X X X . \n' +
+            'X . X . X X X X . . . X . . . . X . X \n' +
+            '. . . X X . X . . . . X . X X . X . X \n' +
+            'X . X . X X . X . . X X . . X . . . . \n' +
+            '. . . X X X X X X X X X X X X X . X X \n' +
+            '. X X X . X . . . . . . . X . X X . X \n' +
+            'X . X . X X . X X X X X . X X . . . . \n' +
+            '. X . X X X . X . . . X . X X . . X . \n' +
+            '. . . . . X . X . X . X . X . . . . X \n' +
+            '. . . X . X . X . . . X . X . . X X . \n' +
+            'X . . . . X . X X X X X . X . X X X . \n' +
+            'X . X . . X . . . . . . . X . X X . . \n' +
+            '. X X . . X X X X X X X X X X X . . . \n' +
+            'X . X . . . X X X X X . . . . X . X X \n' +
+            '. . . X X X . . . X X X . X X . X X X \n' +
+            'X X X . X X X X . X . X X . X X X X . \n' +
+            '. . . X . . X X . . X . X . X X . X X \n' +
+            'X X . . X . X X X . . . . X . . . X X \n',
+            'X ', '. ');
+        const r = new AztecDetectorResult(matrix, NO_POINTS, true, 14, 2);
+        const result = new AztecDecoder().decode(r);
+        assertEquals(
+            '\x01\x02\x03\x04\x05\x06\x07\x0b\x1b\x1c\x1d\x1e\x1f\x7f',
+            result.getText());
+  });
+
     /**
      * @Test
      */