fix(mas)

 closes #8311

projects/github.com/mas-cli/mas/package.yml

@@ -11,17 +11,29 @@ platforms:
   - darwin
 
 build:
-  - run:
-      mv $PROP Sources/mas/Package.swift
+  - run: zsh $PROP >Package.swift
+    working-directory: Sources/mas/Utilities
     prop: |
+      #!/bin/zsh
+
+      SWIFT_VERSION="$(printf %s "${${$(swift --version 2>/dev/null)#Apple Swift version }%%$'\n'*}")"
+      SWIFT_DRIVER_VERSION="$(printf %s "${${$((swift --version 3>&2 2>&1 1>&3) 2>/dev/null)#swift-driver version: }% }")"
+
+      cat <<EOF
+      /// Generated by brewkit
       enum Package {
         static let version = "{{version}}"
+        static let installMethod = "pkgx"
+        static let gitOrigin = "https://github.com/mas-cli/mas.git"
+        static let gitRevision = "pkgx"
+        static let swiftVersion = "$SWIFT_VERSION"
+        static let swiftDriverVersion = "$SWIFT_DRIVER_VERSION"
       }
+      EOF
   - swift build --configuration release
   - install -D .build/release/mas {{prefix}}/bin/mas
 
 provides:
   - bin/mas
 
-test:
-  test "$(mas version)" = {{version}}
+test: test "$(mas version)" = {{version}}