Show empty pages

WebsiteGenerator/Files/FileSystem.swift

@@ -52,6 +52,11 @@ final class FileSystem {
      */
     private var expectedFiles: [String : String] = [:]
 
+    /**
+     All pages without content which have been created
+     */
+    private var emptyPages: Set<String> = []
+
     /**
      The image creation tasks.
 
@@ -402,6 +407,23 @@ final class FileSystem {
         return result.joined(separator: "/")
     }
 
+    // MARK: Pages
+
+    func isEmpty(page: String) {
+        emptyPages.insert(page)
+    }
+
+    func printEmptyPages() {
+        guard !emptyPages.isEmpty else {
+            return
+        }
+        log.add(info: "\(emptyPages.count) empty pages:", source: "FileSystem")
+        for page in emptyPages.sorted() {
+            log.add(info: "Empty page generated", source: page)
+        }
+    }
+
+
     // MARK: Writing files
 
     @discardableResult

WebsiteGenerator/Files/ValidationLog.swift

@@ -19,7 +19,7 @@ final class ValidationLog {
         } else {
             errorText = ""
         }
-        print("[\(type.rawValue)] \(item.reason), Source: \(item.source)\(errorText)")
+        print("[\(type.rawValue)][\(item.source)] \(item.reason)\(errorText)")
     }
 
     func add(error: ContentError) {

WebsiteGenerator/Generators/PageGenerator.swift

@@ -49,10 +49,13 @@ struct PageGenerator {
         }
 
         let url = files.urlInOutputFolder(path)
+        if pageContent == nil {
+            files.isEmpty(page: path)
+        }
         guard factory.page.generate(content, to: url) else {
             return
         }
-        log.add(info: "Generated \(pageContent == nil ? "empty page " : "")\(path)", source: page.path)
+        log.add(info: "Page generated", source: path)
     }
 
     private func makeContent(page: Element, language: String, path: String) -> (content: String, includesCode: Bool)? {

WebsiteGenerator/main.swift

@@ -24,6 +24,7 @@ try siteGenerator.generate(site: siteData)
 
 print("Pages generated")
 files.createImages()
+files.printEmptyPages()
 print("Images generated")
 files.copyRequiredFiles()
 print("Required files copied")