Minor refactoring for a bit more clarity in the deprecated Xcode post-build script check.

extras/Projucer/Source/Project Saving/jucer_ProjectExport_XCode.h

@@ -309,8 +309,7 @@ public:
 
     void updateDeprecatedProjectSettingsInteractively() override
     {
-        // check for an old version of the script from the Introjucer
-        if (MD5 (getPostBuildScript().toUTF8()).toHexString() == "265ac212a7e734c5bbd6150e1eae18a1")
+        if (hasInvalidPostBuildScript())
         {
             String alertWindowText = iOS ? "Your Xcode (iOS) Exporter settings use an invalid post-build script. Click 'Update' to remove it."
                                          : "Your Xcode (OSX) Exporter settings use a pre-JUCE 4.2 post-build script to move the plug-in binaries to their plug-in install folders.\n\n"
@@ -324,6 +323,12 @@ public:
         }
     }
 
+    bool hasInvalidPostBuildScript() const
+    {
+        // check whether the script is identical to the old one that the Introjucer used to auto-generate
+        return (MD5 (getPostBuildScript().toUTF8()).toHexString() == "265ac212a7e734c5bbd6150e1eae18a1");
+    }
+
 protected:
     //==============================================================================
     class XcodeBuildConfiguration  : public BuildConfiguration