Fixed EAN-readers

src/reader/code_128_reader.js

@@ -168,7 +168,7 @@ Code128Reader.prototype._decodeCode = function(start, correction) {
                         }
                     }
                     bestMatch.end = i;
-                    if (bestMatch.code === -1) {
+                    if (bestMatch.code === -1 || bestMatch.error > self.AVG_CODE_ERROR) {
                         return null;
                     }
                     if (self.CODE_PATTERN[bestMatch.code]) {
@@ -241,9 +241,11 @@ Code128Reader.prototype._findStart = function() {
                         bestMatch.start = i - sum;
                         bestMatch.end = i;
                         bestMatch.correction.bar = calculateCorrection(
-                            self.CODE_PATTERN[code], normalized, [0, 2, 4]);
+                            self.CODE_PATTERN[bestMatch.code], normalized,
+                            this.MODULE_INDICES.bar);
                         bestMatch.correction.space = calculateCorrection(
-                            self.CODE_PATTERN[code], normalized, [1, 3, 5]);
+                            self.CODE_PATTERN[bestMatch.code], normalized,
+                            this.MODULE_INDICES.space);
                         return bestMatch;
                     }
                 }

src/reader/ean_2_reader.js

@@ -36,7 +36,7 @@ EAN2Reader.prototype.decode = function(row, start) {
         }
     }
 
-    if (result.length != 2 || (result.reduce((sum, i) => sum + i, 0) % 4  !== codeFrequency)) {
+    if (result.length != 2 || (parseInt(result.join("")) % 4)  !== codeFrequency) {
         return null;
     }
     console.log(result);

src/reader/ean_8_reader.js

@@ -1,7 +1,7 @@
 import EANReader from './ean_reader';
 
-function EAN8Reader() {
-    EANReader.call(this);
+function EAN8Reader(opts, supplements) {
+    EANReader.call(this, opts, supplements);
 }
 
 var properties = {

src/reader/upc_e_reader.js

@@ -1,7 +1,7 @@
 import EANReader from './ean_reader';
 
-function UPCEReader() {
-    EANReader.call(this);
+function UPCEReader(opts, supplements) {
+    EANReader.call(this, opts, supplements);
 }
 
 var properties = {

src/reader/upc_reader.js

@@ -1,7 +1,7 @@
 import EANReader from './ean_reader';
 
-function UPCReader() {
-    EANReader.call(this);
+function UPCReader(opts, supplements) {
+    EANReader.call(this, opts, supplements);
 }
 
 var properties = {