From 12e4ce0e19c3346ccb973ea68704c103f69842a8 Mon Sep 17 00:00:00 2001
From: Axel Bocciarelli <axelboc@gmail.com>
Date: Tue, 24 Oct 2023 16:22:19 +0200
Subject: [PATCH] Fix overly permissive regex

---
 packages/app/src/providers/h5grove/utils.ts | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/packages/app/src/providers/h5grove/utils.ts b/packages/app/src/providers/h5grove/utils.ts
index eb9e87d34..d7658ee7e 100644
--- a/packages/app/src/providers/h5grove/utils.ts
+++ b/packages/app/src/providers/h5grove/utils.ts
@@ -54,11 +54,11 @@ export function convertH5GroveDtype(dtype: H5GroveDtype): DType {
 }
 
 function convertDtypeString(dtype: string): DType {
-  const regexp = /([<>=|])?([A-z])(\d*)/u;
+  const regexp = /([<>=|])?([A-Za-z])(\d*)/u;
   const matches = regexp.exec(dtype);
 
   if (matches === null) {
-    throw new Error(`Unknown dtype ${dtype}`);
+    throw new Error(`Invalid dtype string: ${dtype}`);
   }
 
   const [, endianMatch, dataType, lengthMatch] = matches;