Fix for IE10

Author: metafloor

README.md

@@ -28,7 +28,7 @@ See the [Version 1.0 Release Announcement](https://github.com/metafloor/bwip-js/
 
 ## Status 
 
-* Current bwip-js version is 1.0.3 (2016-06-16)
+* Current bwip-js version is 1.0.4 (2016-06-16)
 * Current BWIPP version is 2016-06-03
 * Node.js compatibility >= v0.10
 * npm dependencies: none

bwipp-min.js

@@ -39,7 +39,9 @@ function BWIPP() {
 			$j = i;
 		} else if (!(a instanceof Array)) {
 			a = new Array(+arguments[0]);
-			a.fill(null);
+			for (var i = 0, l = a.length; i < l; i++) {
+				a[i] = null;
+			}
 		}
 		a.b = a; // base array
 		a.o = 0; // offset into base
@@ -62,7 +64,7 @@ function BWIPP() {
 				d['\uffff' + k] = $k[i];
 			} else if (t === 'string') {
 				d[k] = $k[i];
-			} else if (ArrayBuffer.isView(k)) {
+			} else if (k instanceof Uint8Array) {
 				d[$z(k)] = $k[i];
 			} else {
 				throw 'dict-not-a-valid-key(' + k + ')';
@@ -99,7 +101,7 @@ function BWIPP() {
 	// Primarily designed to convert uint8-string to string, but will call the
 	// the toString() method on any value.
 	function $z(s) {
-		if (ArrayBuffer.isView(s)) {
+		if (s instanceof Uint8Array) {
 			// Postscript treats nul-char as end of string, even if string is
 			// longer.
 			for (var i = 0, l = s.length; i < l && s[i]; i++);
@@ -116,7 +118,7 @@ function BWIPP() {
 		if (typeof dst === 'string') {
 			dst = $s(dst);
 		}
-		if (ArrayBuffer.isView(src)) {
+		if (src instanceof Uint8Array) {
 			for (var i = 0, l = src.length; i < l; i++) {
 				dst[i] = src[i];
 			}
@@ -155,13 +157,13 @@ function BWIPP() {
 	//	s : source
 	//	k : key
 	function $get(s, k) {
-		if (ArrayBuffer.isView(s)) {
+		if (s instanceof Uint8Array) {
 			return s[k];
 		}
 		if (typeof s === 'string') {
 			return s.charCodeAt(k);
 		}
-		if (Array.isArray(s)) {
+		if (s instanceof Array) {
 			return s.b[s.o + k];
 		}
 		// Must be a dict object : with postscript dict objects, a number key
@@ -170,7 +172,7 @@ function BWIPP() {
 		if (typeof k === 'number') {
 			return s['\uffff' + k];
 		}
-		if (ArrayBuffer.isView(k)) {
+		if (k instanceof Uint8Array) {
 			return s[$z(k)];
 		}
 		return s[k];
@@ -181,12 +183,12 @@ function BWIPP() {
 	//	k : key
 	//	v : value
 	function $put(d, k, v) {
-		if (ArrayBuffer.isView(d)) {
+		if (d instanceof Uint8Array) {
 			d[k] = v;
-		} else if (Array.isArray(d)) {
+		} else if (d instanceof Array) {
 			d.b[d.o + k] = v;
 		} else if (typeof d == 'object') {
-			if (ArrayBuffer.isView(k)) {
+			if (k instanceof Uint8Array) {
 				d[$z(k)] = v;
 			} else {
 				d[typeof k == 'number' ? '\uffff' + k : k] = v;
@@ -201,10 +203,10 @@ function BWIPP() {
 	//	o : offset
 	//	l : length
 	function $geti(s, o, l) {
-		if (ArrayBuffer.isView(s)) {
+		if (s instanceof Uint8Array) {
 			return s.subarray(o, o + l);
 		}
-		if (Array.isArray(s)) {
+		if (s instanceof Array) {
 			var a = new Array(l);
 			a.b = s.b; // base array
 			a.o = s.o + o; // offset into base
@@ -219,7 +221,7 @@ function BWIPP() {
 	//	o : offset
 	//	s : src
 	function $puti(d, o, s) {
-		if (ArrayBuffer.isView(d)) {
+		if (d instanceof Uint8Array) {
 			if (typeof s == 'string') {
 				for (var i = 0, l = s.length; i < l; i++) {
 					d[o + i] = s.charCodeAt(i);
@@ -231,7 +233,7 @@ function BWIPP() {
 					d[o + i] = s[i];
 				}
 			}
-		} else if (Array.isArray(d)) {
+		} else if (d instanceof Array) {
 			// Operate on the base arrays
 			var darr = d.b;
 			var doff = o + d.o;
@@ -259,13 +261,13 @@ function BWIPP() {
 		if (t == 'boolean') {
 			return 'booleantype';
 		}
-		if (t == 'string' || ArrayBuffer.isView(v)) {
+		if (t == 'string' || v instanceof Uint8Array) {
 			return 'stringtype';
 		}
 		if (t == 'function') {
 			return 'operatortype';
 		}
-		if (Array.isArray(v)) {
+		if (v instanceof Array) {
 			return 'arraytype';
 		}
 		return 'dicttype';
@@ -281,16 +283,18 @@ function BWIPP() {
 	//		string seek search suffix match prefix true %if-found
 	//						   string false				%if-not-found
 	function $search(str, seek) {
-		if (!ArrayBuffer.isView(str)) {
+		if (!(str instanceof Uint8Array)) {
 			str = $s(str);
 		}
+		var ls = str.length;
+
 		// Virtually all uses of search in BWIPP are for single-characters.
 		// Optimize for that case.
 		if (seek.length == 1) {
-			var cd = ArrayBuffer.isView(seek) ? seek[0] : seek.charCodeAt(0);
-			var i = str.indexOf(cd);
-			if (i >= 0) {
-				$k[$j++] = str.subarray(i + 1, l);
+			var cd = seek instanceof Uint8Array ? seek[0] : seek.charCodeAt(0);
+			for (var i = 0; i < ls && str[i] != cd; i++);
+			if (i < ls) {
+				$k[$j++] = str.subarray(i + 1);
 				$k[$j++] = str.subarray(i, i + 1);
 				$k[$j++] = str.subarray(0, i);
 				$k[$j++] = true;
@@ -302,21 +306,22 @@ function BWIPP() {
 		}
 
 		// Slow path, 
-		if (!ArrayBuffer.isView(seek)) {
+		if (!(seek instanceof Uint8Array)) {
 			seek = $(seek);
 		}
-		var i = str.indexOf(seek[0]);
-		var l = seek.length;
-		while (i >= 0) {
-			for (var j = 1; j < l && str[i + j] === seek[j]; j++);
-			if (j === l) {
-				$k[$j++] = str.subarray(i + l);
-				$k[$j++] = str.subarray(i, i + l);
+		var lk = seek.length;
+		var cd = seek[0];
+		for (var i = 0; i < ls && str[i] != cd; i++);
+		while (i < ls) {
+			for (var j = 1; j < lk && str[i + j] === seek[j]; j++);
+			if (j === lk) {
+				$k[$j++] = str.subarray(i + lk);
+				$k[$j++] = str.subarray(i, i + lk);
 				$k[$j++] = str.subarray(0, i);
 				$k[$j++] = true;
 				return;
 			}
-			i = str.indexOf(seek[0], i + 1);
+			for (i++; i < ls && str[i] != cd; i++);
 		}
 		$k[$j++] = str;
 		$k[$j++] = false;
@@ -325,12 +330,12 @@ function BWIPP() {
 	// The callback is omitted when forall is being used just to push onto the
 	// stack.
 	function $forall(o, cb) {
-		if (ArrayBuffer.isView(o)) {
+		if (o instanceof Uint8Array) {
 			for (var i = 0, l = o.length; i < l; i++) {
 				$k[$j++] = o[i];
 				cb && cb();
 			}
-		} else if (Array.isArray(o)) {
+		} else if (o instanceof Array) {
 			// The array may be a view.
 			for (var a = o.b, i = o.o, l = o.o + o.length; i < l; i++) {
 				$k[$j++] = a[i];
@@ -378,7 +383,7 @@ function BWIPP() {
 		if (typeof a === 'string' && typeof b === 'string') {
 			return a == b;
 		}
-		if (ArrayBuffer.isView(a) && ArrayBuffer.isView(b)) {
+		if (a instanceof Uint8Array && b instanceof Uint8Array) {
 			if (a.length != b.length) {
 				return false;
 			}
@@ -389,9 +394,9 @@ function BWIPP() {
 			}
 			return true;
 		}
-		if (ArrayBuffer.isView(a) && typeof b === 'string' ||
-			ArrayBuffer.isView(b) && typeof a === 'string') {
-			if (ArrayBuffer.isView(a)) {
+		if (a instanceof Uint8Array && typeof b === 'string' ||
+			b instanceof Uint8Array && typeof a === 'string') {
+			if (a instanceof Uint8Array) {
 				a = $z(a);
 			} else {
 				b = $z(b);
@@ -406,40 +411,40 @@ function BWIPP() {
 	}
 
 	function $lt(a, b) {
-		if (ArrayBuffer.isView(a)) {
+		if (a instanceof Uint8Array) {
 			a = $z(a);
 		}
-		if (ArrayBuffer.isView(b)) {
+		if (b instanceof Uint8Array) {
 			b = $z(b);
 		}
 		return a < b;
 	}
 
 	function $le(a, b) {
-		if (ArrayBuffer.isView(a)) {
+		if (a instanceof Uint8Array) {
 			a = $z(a);
 		}
-		if (ArrayBuffer.isView(b)) {
+		if (b instanceof Uint8Array) {
 			b = $z(b);
 		}
 		return a <= b;
 	}
 
 	function $gt(a, b) {
-		if (ArrayBuffer.isView(a)) {
+		if (a instanceof Uint8Array) {
 			a = $z(a);
 		}
-		if (ArrayBuffer.isView(b)) {
+		if (b instanceof Uint8Array) {
 			b = $z(b);
 		}
 		return a > b;
 	}
 
 	function $ge(a, b) {
-		if (ArrayBuffer.isView(a)) {
+		if (a instanceof Uint8Array) {
 			a = $z(a);
 		}
-		if (ArrayBuffer.isView(b)) {
+		if (b instanceof Uint8Array) {
 			b = $z(b);
 		}
 		return a >= b;
@@ -471,13 +476,13 @@ function BWIPP() {
 				return 'null';
 			} else if (v === undefined) {
 				return '<undefined>';
-			} else if (Array.isArray(v)) {
+			} else if (v instanceof Array) {
 				var s = '<array,' + v.o + ',' + v.length + '>[';
 				for (var j = v.o, a = v.b, l = v.length + v.o; j < l; j++) {
 					s += (j == v.o ? '' : ',') + tostring(a[j]);
 				}
 				return s + ']';
-			} else if (ArrayBuffer.isView(v)) {
+			} else if (v instanceof Uint8Array) {
 				return '(' + $z[v] + ')';
 			} else if (typeof v === 'object') {
 				var s = '<<';

bwipp.js

@@ -1,6 +1,6 @@
 {
   "name": "bwip-js",
-  "version": "1.0.3",
+  "version": "1.0.4",
   "description": "Barcode generator supporting over 90 types and standards.",
   "main": "node-bwipjs",
   "scripts": {