Allow semver versions for composer

app/services/packages/composer/version_parser_service.rb

@@ -9,7 +9,7 @@ module Packages
 
       def execute
         if @tag_name.present?
-          @tag_name.match(Gitlab::Regex.composer_package_version_regex).captures[0]
+          @tag_name[0] == 'v' ? @tag_name[1..-1] : @tag_name
         elsif @branch_name.present?
           branch_sufix_or_prefix(@branch_name.match(Gitlab::Regex.composer_package_version_regex))
         end

changelogs/unreleased/240887-packages-composer-semver-not-fully-supported.yml

+---
+title: Allow semver versions in composer packages
+merge_request: 46301
+author:
+type: fixed

spec/services/packages/composer/version_parser_service_spec.rb

@@ -19,9 +19,11 @@ RSpec.describe Packages::Composer::VersionParserService do
       nil             | '1.7.x'      | '1.7.x-dev'
       'v1.0.0'        | nil          | '1.0.0'
       'v1.0'          | nil          | '1.0'
+      'v1.0.1+meta'   | nil          | '1.0.1+meta'
       '1.0'           | nil          | '1.0'
       '1.0.2'         | nil          | '1.0.2'
       '1.0.2-beta2'   | nil          | '1.0.2-beta2'
+      '1.0.1+meta'    | nil          | '1.0.1+meta'
     end
 
     with_them do