Catch JSON parsing errors of the Solidity output

Makes the error apparent for https://github.com/chriseth/browser-solidity/issues/114 and https://github.com/chriseth/browser-solidity/issues/132

Catch JSON parsing errors of the Solidity output
4172a86c · Alex Beregszaszi · 1f726cef · 4172a86c
Commit 4172a86c authored May 21, 2016 by Alex Beregszaszi
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app.js src/app.js +8 -1

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--- a/src/app.js
+++ b/src/app.js
@@ -624,9 +624,16 @@ var run = function() {
 		});
 	};
 	var compilationFinished = function(result, missingInputs) {
-		var data = $.parseJSON(result);
+		var data;
 		var noFatalErrors = true; // ie warnings are ok

+		try {
+			data = $.parseJSON(result);
+		} catch (exception) {
+			renderError('Invalid JSON output from the compiler: ' + exception);
+			return;
+		}
+
 		if (data['error'] !== undefined) {
 			renderError(data['error']);
 			if (errortype(data['error']) !== 'warning') noFatalErrors = false;