From 4f6f0d44a8e57648569ccf961ac0754742c7d732 Mon Sep 17 00:00:00 2001
From: Santiago Palladino <santiago@aztecprotocol.com>
Date: Wed, 4 Oct 2023 17:06:39 -0300
Subject: [PATCH] fix: Remove npx from extract_tag_version

---
 build-system/scripts/extract_tag_version | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/build-system/scripts/extract_tag_version b/build-system/scripts/extract_tag_version
index 43151389717..d142458104d 100755
--- a/build-system/scripts/extract_tag_version
+++ b/build-system/scripts/extract_tag_version
@@ -41,14 +41,14 @@ if [[ "$COMMIT_TAG" == *"/"* ]]; then
 fi
 
 # Check it's a valid semver.
-VERSION=$(npx semver "$COMMIT_TAG_VERSION")
-if [[ -z "$VERSION" ]]; then
+SEMVER_REGEX="^v?([0-9]+)\.([0-9]+)\.([0-9]+)(-([0-9A-Za-z-]+(\.[0-9A-Za-z-]+)*))?(\+([0-9A-Za-z-]+(\.[0-9A-Za-z-]+)*))?$"
+if ! [[ $COMMIT_TAG_VERSION =~ $SEMVER_REGEX ]]; then
   echo "$COMMIT_TAG_VERSION is not a semantic version." >&2
   if [[ "$ERROR_ON_FAIL" == "true" ]]; then
     exit 1
   else
-    VERSION=""
+    COMMIT_TAG_VERSION=""
   fi
 fi
 
-echo "$VERSION"
+echo "${COMMIT_TAG_VERSION#v}"