microsoft · darrelmiller · Mar 13, 2022 · Mar 8, 2022 · Mar 8, 2022 · Mar 9, 2022
diff --git a/src/Microsoft.OpenApi.Hidi/OpenApiService.cs b/src/Microsoft.OpenApi.Hidi/OpenApiService.cs
@@ -33,6 +33,7 @@ public static async Task<int> ProcessOpenApiDocument(
            string openapi,
            string csdl,
            FileInfo output,
+            bool cleanoutput,
            string? version,
            OpenApiFormat? format,
            LogLevel loglevel,
@@ -56,6 +57,10 @@ CancellationToken cancellationToken
                {
                    throw new ArgumentNullException(nameof(output));
                }
+                if (cleanoutput && output.Exists)
+                {
+                    output.Delete();
+                }
                if (output.Exists)
                {
                    throw new IOException($"The file {output} already exists. Please input a new file path.");

diff --git a/src/Microsoft.OpenApi.Hidi/Program.cs b/src/Microsoft.OpenApi.Hidi/Program.cs
@@ -26,6 +26,9 @@ static async Task<int> Main(string[] args)
            var outputOption = new Option<FileInfo>("--output", () => new FileInfo("./output"), "The output directory path for the generated file.") { Arity = ArgumentArity.ZeroOrOne };
            outputOption.AddAlias("-o");

+            var cleanOutputOption = new Option<bool>("--clean-output", "Overwrite an existing file");
+            cleanOutputOption.AddAlias("-co");
+
            var versionOption = new Option<string?>("--version", "OpenAPI specification version");
            versionOption.AddAlias("-v");

@@ -63,6 +66,7 @@ static async Task<int> Main(string[] args)
                descriptionOption,
                csdlOption,
                outputOption,
+                cleanOutputOption,
                versionOption,
                formatOption,
                logLevelOption,               
@@ -73,7 +77,7 @@ static async Task<int> Main(string[] args)
                resolveExternalOption,
            };

-            transformCommand.SetHandler<string, string, FileInfo, string?, OpenApiFormat?, LogLevel, bool, bool, string, string, string, CancellationToken> (
+            transformCommand.SetHandler<string, string, FileInfo, bool, string?, OpenApiFormat?, LogLevel, bool, bool, string, string, string, CancellationToken> (
                OpenApiService.ProcessOpenApiDocument, descriptionOption, csdlOption, outputOption, versionOption, formatOption, logLevelOption, inlineOption, resolveExternalOption, filterByOperationIdsOption, filterByTagsOption, filterByCollectionOption);

            rootCommand.Add(transformCommand);