From 252660f2485d4e033dc564413cde12af1a9b6c1b Mon Sep 17 00:00:00 2001
From: James Garbutt <43081j@users.noreply.github.com>
Date: Mon, 10 Sep 2018 15:22:36 +0100
Subject: [PATCH] ts generator: allow reserved keywords in interfaces (#8627)

---
 scripts/generators/typescript.js | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/scripts/generators/typescript.js b/scripts/generators/typescript.js
index d2dcd13e9fa1..0cd5ff4042e2 100644
--- a/scripts/generators/typescript.js
+++ b/scripts/generators/typescript.js
@@ -81,8 +81,12 @@ for (const type in t.NODE_FIELDS) {
       );
     }
 
-    if (t.isValidIdentifier(fieldName)) {
+    const alphaNumeric = /^\w+$/;
+
+    if (t.isValidIdentifier(fieldName) || alphaNumeric.test(fieldName)) {
       struct.push(`${fieldName}: ${typeAnnotation};`);
+    } else {
+      struct.push(`"${fieldName}": ${typeAnnotation};`);
     }
   });