From 892a1f560ebbc986986242730593f376ec386519 Mon Sep 17 00:00:00 2001
From: Jermolene <jeremy@jermolene.com>
Date: Thu, 13 Oct 2016 14:16:55 +0100
Subject: [PATCH] Trap JSON syntax errors during import

Fixes #2609
---
 core/modules/deserializers.js | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/core/modules/deserializers.js b/core/modules/deserializers.js
index 00815f831..16f5a373f 100644
--- a/core/modules/deserializers.js
+++ b/core/modules/deserializers.js
@@ -72,8 +72,16 @@ exports["application/x-tiddler-html-div"] = function(text,fields) {
 };
 
 exports["application/json"] = function(text,fields) {
-	var incoming = JSON.parse(text),
+	var incoming,
 		results = [];
+	try {
+		incoming = JSON.parse(text);
+	} catch(e) {
+		incoming = [{
+			title: "JSON error: " + e,
+			text: ""
+		}]
+	}
 	if($tw.utils.isArray(incoming)) {
 		for(var t=0; t<incoming.length; t++) {
 			var incomingFields = incoming[t],