stdout flag working for codegen subcommand

Author: zaucy

.vscode/launch.json

@@ -1,5 +1,20 @@
 {
 	"version": "0.2.0",
+	"inputs": [
+		{
+			"id": "plugin_name",
+			"type": "pickString",
+			"description": "Plugin name",
+			"options": [
+				"cpp_header",
+				"cpp_meta_header",
+				"cpp_systems_header",
+				"csharp",
+				"json",
+				"systems_header"
+			]
+		}
+	],
 	"configurations": [
 		{
 			"name": "run //cli:ecsact codegen (all plugins)",
@@ -23,6 +38,28 @@
 				"program": "${workspaceFolder}/bazel-bin/cli/ecsact.exe"
 			},
 			"preLaunchTask": "build //..."
+		},
+		{
+			"name": "run //cli:ecsact codegen (stdout)",
+			"request": "launch",
+			"program": "${workspaceFolder}/bazel-bin/cli/ecsact",
+			"cwd": "${workspaceFolder}",
+			"args": [
+				"codegen",
+				"${workspaceFolder}/examples/example.ecsact",
+				"${workspaceFolder}/examples/extras.ecsact",
+				"--plugin=${workspaceFolder}/dist/share/ecsact/plugins/ecsact_${input:plugin_name}_codegen",
+				"--stdout"
+			],
+			"type": "cppdbg",
+			"windows": {
+				"type": "cppvsdbg",
+				"program": "${workspaceFolder}/bazel-bin/cli/ecsact.exe"
+			},
+			"preLaunchTask": "copy dist plugins",
+			"sourceFileMap": {
+				"E:/.cache/bazel/output_base/execroot/ecsact_sdk": "${workspaceFolder}"
+			}
 		}
 	],
 	"compounds": []

.vscode/tasks.json

@@ -20,6 +20,18 @@
 				"//..."
 			],
 			"group": "build"
+		},
+		{
+			"label": "copy dist plugins",
+			"command": "bazel",
+			"type": "shell",
+			"args": [
+				"run",
+				"//:copy_dist_codegen_plugins"
+			],
+			"dependsOn": [
+				"build //..."
+			]
 		}
-	]
+	],
 }

cli/commands/codegen.cc

@@ -26,7 +26,7 @@ constexpr auto file_readonly_perms =
 constexpr auto USAGE = R"(Ecsact Codegen Command
 
 Usage:
-	ecsact codegen <files> --plugin=<plugin> [--stdout]
+	ecsact codegen <files>... --plugin=<plugin> [--stdout]
 	ecsact codegen <files>... --plugin=<plugin>... [--outdir=<directory>]
 
 Options:
@@ -238,42 +238,47 @@ int ecsact::cli::detail::codegen_command(int argc, char* argv[]) {
 			}
 		}
 
-		for(auto package_id : package_ids) {
-			fs::path output_file_path = ecsact_meta_package_file_path(package_id);
-			if(output_file_path.empty()) {
-				std::cerr
-					<< "[ERROR] Could not find package source file path from "
-					<< "'ecsact_meta_package_file_path'\n";
-				continue;
-			}
+		if(args.at("--stdout").asBool()) {
+			plugin_fn(*package_ids.begin(), &stdout_write_fn);
+			std::cout.flush();
+		} else {
+			for(auto package_id : package_ids) {
+				fs::path output_file_path = ecsact_meta_package_file_path(package_id);
+				if(output_file_path.empty()) {
+					std::cerr
+						<< "[ERROR] Could not find package source file path from "
+						<< "'ecsact_meta_package_file_path'\n";
+					continue;
+				}
 
-			output_file_path.replace_extension(
-				output_file_path.extension().string() + "." + plugin_name
-			);
+				output_file_path.replace_extension(
+					output_file_path.extension().string() + "." + plugin_name
+				);
 
-			if(outdir) {
-				output_file_path = *outdir / output_file_path.filename();
-			}
+				if(outdir) {
+					output_file_path = *outdir / output_file_path.filename();
+				}
 
-			if(output_paths.contains(output_file_path.string())) {
-				has_plugin_error = true;
-				std::cerr
-					<< "[ERROR] Plugin '"
-					<< plugin.location().filename().string()
-					<< "' has conflicts with another plugin output file '"
-					<< output_file_path.string() << "'\n";
-				continue;
-			}
+				if(output_paths.contains(output_file_path.string())) {
+					has_plugin_error = true;
+					std::cerr
+						<< "[ERROR] Plugin '"
+						<< plugin.location().filename().string()
+						<< "' has conflicts with another plugin output file '"
+						<< output_file_path.string() << "'\n";
+					continue;
+				}
 
-			output_paths.emplace(output_file_path.string());
-			if(fs::exists(output_file_path)) {
-				fs::permissions(output_file_path, fs::perms::all);
+				output_paths.emplace(output_file_path.string());
+				if(fs::exists(output_file_path)) {
+					fs::permissions(output_file_path, fs::perms::all);
+				}
+				file_write_stream.open(output_file_path);
+				plugin_fn(package_id, &file_write_fn);
+				file_write_stream.flush();
+				file_write_stream.close();
+				fs::permissions(output_file_path, file_readonly_perms);
 			}
-			file_write_stream.open(output_file_path);
-			plugin_fn(package_id, &file_write_fn);
-			file_write_stream.flush();
-			file_write_stream.close();
-			fs::permissions(output_file_path, file_readonly_perms);
 		}
 
 		plugin.unload();