Provided bug fix issue no 9166. (#12002)

* Fixed issue https://github.com/github/dependabot-updates/issues/9166
---------

Co-authored-by: Kamil Bukum <[email protected]>

Author: randhircs

composer/lib/dependabot/composer/update_checker/version_resolver.rb

@@ -263,8 +263,16 @@ def handle_composer_errors(error)
           # league/csv 9.21.0 requires php ^8.1.2 -> your php version 8.1
           if error.message.include?("your php version")
             tool_name = "PHP"
-            detected_version = error.message.match(/your php version \((.*?)\s*;/)[1]
-            supported_versions = error.message.match(/requires php\s(.*?)\s->/)[1]
+            # Match for the detected PHP version
+            detected_version_match =
+              error.message.match(/your php version \((\d+\.\d+\.\d+)\)/) ||
+              error.message.match(/your php version \((.*?)\s*;/)
+            detected_version = detected_version_match ? detected_version_match[1] : nil
+
+            # Match for the supported PHP versions
+            supported_versions_match = error.message.match(/requires php\s(.*?)\s->/)
+            supported_versions = supported_versions_match ? supported_versions_match[1] : nil
+
             raise ToolVersionNotSupported.new(tool_name, detected_version, supported_versions)
           end
 

composer/spec/dependabot/composer/update_checker/version_resolver_spec.rb

@@ -167,6 +167,23 @@
           end
         end
       end
+
+      context "when the PHP version is invalid" do
+        let(:project_name) { "php_version_invalid_with_lock_file" }
+        let(:dependency_name) { "phpunit/phpunit" }
+        let(:dependency_version) { "12.1.0" }
+        let(:string_req) { ">=10.0.16, ==12.1.0" }
+        let(:latest_allowable_version) { Gem::Version.new("12.1.0") }
+
+        it "raises a Dependabot::ToolVersionNotSupported error with correct version details" do
+          expect { resolver.latest_resolvable_version }
+            .to raise_error(Dependabot::ToolVersionNotSupported) do |error|
+              expect(error.tool_name).to eq("PHP")
+              expect(error.detected_version).to eq("8.2.28")
+              expect(error.supported_versions).to eq(">=8.3")
+            end
+        end
+      end
     end
 
     context "when updating a subdependency that's not required anymore" do

composer/spec/fixtures/projects/php_version_invalid_with_lock_file/composer.json

@@ -0,0 +1,6 @@
+{
+    "content-hash": "abcdef1234567890abcdef1234567890",
+    "require": {
+        "phpunit/phpunit": ">=10.0.16, ==12.1.0"
+    }
+}