From eb6e4e67758b874707099423f3013878cb9d0635 Mon Sep 17 00:00:00 2001
From: Sam Atkins <atkinssj@serenityos.org>
Date: Thu, 10 Mar 2022 11:55:06 +0000
Subject: [PATCH] Meta: Port Generate_CSS_PropertyID_cpp to
 LibMain/Core::Stream

---
 .../Tools/CodeGenerators/LibWeb/CMakeLists.txt |  2 +-
 .../LibWeb/Generate_CSS_PropertyID_cpp.cpp     | 18 +++++++-----------
 2 files changed, 8 insertions(+), 12 deletions(-)

diff --git a/Meta/Lagom/Tools/CodeGenerators/LibWeb/CMakeLists.txt b/Meta/Lagom/Tools/CodeGenerators/LibWeb/CMakeLists.txt
index fcb758fcac..9887bc4d98 100644
--- a/Meta/Lagom/Tools/CodeGenerators/LibWeb/CMakeLists.txt
+++ b/Meta/Lagom/Tools/CodeGenerators/LibWeb/CMakeLists.txt
@@ -3,7 +3,7 @@ set(SOURCES "") # avoid pulling SOURCES from parent scope
 lagom_tool(Generate_CSS_MediaFeatureID_h   SOURCES Generate_CSS_MediaFeatureID_h.cpp LIBS LagomMain)
 lagom_tool(Generate_CSS_MediaFeatureID_cpp SOURCES Generate_CSS_MediaFeatureID_cpp.cpp LIBS LagomMain)
 lagom_tool(Generate_CSS_PropertyID_h       SOURCES Generate_CSS_PropertyID_h.cpp LIBS LagomMain)
-lagom_tool(Generate_CSS_PropertyID_cpp     SOURCES Generate_CSS_PropertyID_cpp.cpp)
+lagom_tool(Generate_CSS_PropertyID_cpp     SOURCES Generate_CSS_PropertyID_cpp.cpp LIBS LagomMain)
 lagom_tool(Generate_CSS_ValueID_h          SOURCES Generate_CSS_ValueID_h.cpp LIBS LagomMain)
 lagom_tool(Generate_CSS_ValueID_cpp        SOURCES Generate_CSS_ValueID_cpp.cpp LIBS LagomMain)
 
diff --git a/Meta/Lagom/Tools/CodeGenerators/LibWeb/Generate_CSS_PropertyID_cpp.cpp b/Meta/Lagom/Tools/CodeGenerators/LibWeb/Generate_CSS_PropertyID_cpp.cpp
index 25e7eb68d8..c0da7e33f4 100644
--- a/Meta/Lagom/Tools/CodeGenerators/LibWeb/Generate_CSS_PropertyID_cpp.cpp
+++ b/Meta/Lagom/Tools/CodeGenerators/LibWeb/Generate_CSS_PropertyID_cpp.cpp
@@ -1,28 +1,23 @@
 /*
  * Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
- * Copyright (c) 2021, Sam Atkins <atkinssj@serenityos.org>
+ * Copyright (c) 2021-2022, Sam Atkins <atkinssj@serenityos.org>
  *
  * SPDX-License-Identifier: BSD-2-Clause
  */
 
 #include "GeneratorUtil.h"
-#include <AK/ByteBuffer.h>
-#include <AK/JsonObject.h>
 #include <AK/SourceGenerator.h>
 #include <AK/StringBuilder.h>
-#include <LibCore/File.h>
+#include <LibMain/Main.h>
 
-int main(int argc, char** argv)
+ErrorOr<int> serenity_main(Main::Arguments arguments)
 {
-    if (argc != 2) {
-        warnln("usage: {} <path/to/CSS/Properties.json>", argv[0]);
+    if (arguments.argc != 2) {
+        warnln("usage: {} <path/to/CSS/Properties.json>", arguments.strings[0]);
         return 1;
     }
-    auto file = Core::File::construct(argv[1]);
-    if (!file->open(Core::OpenMode::ReadOnly))
-        return 1;
 
-    auto json = JsonValue::from_string(file->read_all()).release_value_but_fixme_should_propagate_errors();
+    auto json = TRY(read_entire_file_as_json(arguments.strings[1]));
     VERIFY(json.is_object());
 
     auto& properties = json.as_object();
@@ -416,4 +411,5 @@ size_t property_maximum_value_count(PropertyID property_id)
 )~~~");
 
     outln("{}", generator.as_string_view());
+    return 0;
 }