From 11f6c5a631f454e020b28fc151c15c31ef821bb3 Mon Sep 17 00:00:00 2001
From: Neil Fraser <fraser@google.com>
Date: Wed, 31 Jul 2019 15:52:13 -0700
Subject: [PATCH] Fix angle picker when 'Infinity' is typed in.

Previously 'NaN' would be generated, which is not a legal value.
---
 core/field_angle.js | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/core/field_angle.js b/core/field_angle.js
index 4f2da5ade..f4871ba7b 100644
--- a/core/field_angle.js
+++ b/core/field_angle.js
@@ -340,11 +340,10 @@ Blockly.FieldAngle.prototype.updateGraph_ = function() {
  * @override
  */
 Blockly.FieldAngle.prototype.doClassValidation_ = function(opt_newValue) {
-  if (isNaN(opt_newValue)) {
+  var n = Number(opt_newValue) % 360;
+  if (isNaN(n)) {
     return null;
   }
-  var n = parseFloat(opt_newValue || 0);
-  n %= 360;
   if (n < 0) {
     n += 360;
   }