Don't auto-add @ to prefix; Shift utility function

version-lookup.sh

@@ -23,21 +23,6 @@ fi
 ##==----------------------------------------------------------------------------
 ##  Version parsing
 
-# Function to extract the semver part from the tag
-extract_semver() {
-    local tag="$1"
-    if [[ -n "${tag_prefix:-}" ]]; then
-        # Escape special characters in tag_prefix
-        local escaped_prefix
-        escaped_prefix=$(printf '%s\n' "$tag_prefix" | sed 's/[][\/.^$*]/\\&/g')
-
-        # Use | as the delimiter to avoid conflicts with /
-        echo "${tag}" | sed "s|^${escaped_prefix}||"
-    else
-        echo "${tag}"
-    fi
-}
-
 # detect current version - removing "v" from start of tag if it exists
 if [[ "${use_api:-}" == 'true' ]] ; then
     current_version="$(
@@ -49,7 +34,7 @@ if [[ "${use_api:-}" == 'true' ]] ; then
         | jq -r '.[].ref' | sed 's|refs/tags/||g' \
         | { grep_p "${pcre_allow_vprefix}" || true; } \
         | sed 's/^v//g' \
-        | while read -r tag; do extract_semver "$tag"; done \
+        | while read -r tag; do remove_prefix "$tag"; done \
         | sort -V | tail -n 1
     )"
 else
@@ -57,7 +42,7 @@ else
         git tag -l \
         | { grep_p "${pcre_allow_vprefix}" || true; } \
         | sed 's/^v//g' \
-        | while read -r tag; do extract_semver "$tag"; done \
+        | while read -r tag; do remove_prefix "$tag"; done \
         | sort -V | tail -n 1
     )"
 fi