From 08886d2a3ed29b299ea6bcbe45f17a873579545b Mon Sep 17 00:00:00 2001
From: Project Nayuki <me@nayuki.io>
Date: Thu, 1 Nov 2018 18:00:02 +0000
Subject: [PATCH] Simplified a bit of code in JavaScript, TypeScript, Python.

---
 javascript/qrcodegen.js | 5 +++--
 python/qrcodegen.py     | 4 ++--
 typescript/qrcodegen.ts | 4 ++--
 3 files changed, 7 insertions(+), 6 deletions(-)

diff --git a/javascript/qrcodegen.js b/javascript/qrcodegen.js
index 5123072..3fa1a20 100644
--- a/javascript/qrcodegen.js
+++ b/javascript/qrcodegen.js
@@ -997,8 +997,9 @@ var qrcodegen = new function() {
 			data.forEach(function(b) {
 				var factor = b ^ result.shift();
 				result.push(0);
-				for (var i = 0; i < result.length; i++)
-					result[i] ^= ReedSolomonGenerator.multiply(coefficients[i], factor);
+				coefficients.forEach(function(coef, i) {
+					result[i] ^= ReedSolomonGenerator.multiply(coef, factor);
+				});
 			});
 			return result;
 		};
diff --git a/python/qrcodegen.py b/python/qrcodegen.py
index 1a3f417..8d82837 100644
--- a/python/qrcodegen.py
+++ b/python/qrcodegen.py
@@ -870,8 +870,8 @@ class _ReedSolomonGenerator(object):
 		for b in data:
 			factor = b ^ result.pop(0)
 			result.append(0)
-			for i in range(len(result)):
-				result[i] ^= _ReedSolomonGenerator._multiply(self.coefficients[i], factor)
+			for (i, coef) in enumerate(self.coefficients):
+				result[i] ^= _ReedSolomonGenerator._multiply(coef, factor)
 		return result
 	
 	
diff --git a/typescript/qrcodegen.ts b/typescript/qrcodegen.ts
index 2bb3e71..d990d84 100644
--- a/typescript/qrcodegen.ts
+++ b/typescript/qrcodegen.ts
@@ -925,8 +925,8 @@ namespace qrcodegen {
 			for (const b of data) {
 				const factor: byte = b ^ (result.shift() as int);
 				result.push(0);
-				for (let i = 0; i < result.length; i++)
-					result[i] ^= ReedSolomonGenerator.multiply(this.coefficients[i], factor);
+				this.coefficients.forEach((coef, i) =>
+					result[i] ^= ReedSolomonGenerator.multiply(coef, factor));
 			}
 			return result;
 		}