Added .decoded property to result of decode()

matthew-a-thomas · Oct 29, 2015 · 80597bc · 80597bc
1 parent c670003
commit 80597bc
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Showing 2 changed files with 9 additions and 6 deletions.
diff --git a/example.html b/example.html
@@ -45,12 +45,10 @@
 			// Try to decode it
 			var decoded = ldpc.decode(encoded);
 			console.log("after decoding: " + decoded.toString());
-
-			for (var i = 0; i < message.length; i++) {
-				if (message[i] != decoded[i]) {
-					console.error("decoding failed");
-					break;
-				}
+			if (decoded.decoded) {
+				console.log("decoded successfully");
+			} else {
+				console.error("failed to decode");
 			}
 		}
 		</script>

diff --git a/ldpc.js b/ldpc.js
@@ -78,6 +78,11 @@ function LDPC(options) {
 			});
 		}
 		var retVal = encoded.slice(0, options.k); // Return the first k symbols
+		// Determine if the result is completely decoded yet; .decoded will indicate that
+		retVal.decoded = true;
+		retVal.forEach(function(value) {
+			retVal.decoded &= value > 0 || value === 0;
+		});
 		retVal.result = encoded; // .result will be the full array of symbols
 		return retVal;
 	};