fix(code generator): correctly overwrite files and zero them when opening (fixes #13).

Author: Christoph Bühler

src/KubeOps/Operator/Commands/Generators/CrdGenerator.cs

@@ -58,7 +58,7 @@ public async Task<int> OnExecuteAsync(CommandLineApplication app)
                     },
                 }, Format));
                 await using var kustomizationFile =
-                    File.OpenWrite(Path.Join(OutputPath, $"kustomization.{Format.ToString().ToLower()}"));
+                    File.Open(Path.Join(OutputPath, $"kustomization.{Format.ToString().ToLower()}"), FileMode.Create);
                 await kustomizationFile.WriteAsync(kustomizeOutput);
             }
 
@@ -70,8 +70,8 @@ public async Task<int> OnExecuteAsync(CommandLineApplication app)
 
                 if (!string.IsNullOrWhiteSpace(OutputPath))
                 {
-                    await using var file = File.OpenWrite(Path.Join(OutputPath,
-                        $"{crd.Metadata.Name.Replace('.', '_')}.{Format.ToString().ToLower()}"));
+                    await using var file = File.Open(Path.Join(OutputPath,
+                        $"{crd.Metadata.Name.Replace('.', '_')}.{Format.ToString().ToLower()}"), FileMode.Create);
                     await file.WriteAsync(Encoding.UTF8.GetBytes(output));
                 }
                 else

src/KubeOps/Operator/Commands/Generators/DockerGenerator.cs

@@ -29,7 +29,7 @@ public async Task<int> OnExecuteAsync(CommandLineApplication app)
             var dockerfile = GenerateDockerfile();
             if (!string.IsNullOrWhiteSpace(OutputPath))
             {
-                await using var file = File.OpenWrite(OutputPath);
+                await using var file = File.Open(OutputPath, FileMode.Create);
                 await file.WriteAsync(Encoding.UTF8.GetBytes(dockerfile));
             }
             else

src/KubeOps/Operator/Commands/Generators/InstallerGenerator.cs

@@ -71,11 +71,11 @@ public async Task<int> OnExecuteAsync(CommandLineApplication app)
             if (!string.IsNullOrWhiteSpace(OutputPath))
             {
                 Directory.CreateDirectory(OutputPath);
-                await using var nsFile = File.OpenWrite(Path.Join(OutputPath,
-                    $"namespace.{Format.ToString().ToLower()}"));
+                await using var nsFile = File.Open(Path.Join(OutputPath,
+                    $"namespace.{Format.ToString().ToLower()}"), FileMode.Create);
                 await nsFile.WriteAsync(Encoding.UTF8.GetBytes(ns));
-                await using var kustomizeFile = File.OpenWrite(Path.Join(OutputPath,
-                    $"kustomization.{Format.ToString().ToLower()}"));
+                await using var kustomizeFile = File.Open(Path.Join(OutputPath,
+                    $"kustomization.{Format.ToString().ToLower()}"), FileMode.Create);
                 await kustomizeFile.WriteAsync(Encoding.UTF8.GetBytes(kustomize));
             }
             else

src/KubeOps/Operator/Commands/Generators/OperatorGenerator.cs

@@ -62,8 +62,9 @@ public async Task<int> OnExecuteAsync(CommandLineApplication app)
             if (!string.IsNullOrWhiteSpace(OutputPath))
             {
                 Directory.CreateDirectory(OutputPath);
-                await using var file = File.OpenWrite(Path.Join(OutputPath,
-                    $"deployment.{Format.ToString().ToLower()}"));
+                await using var file = File.Open(Path.Join(OutputPath,
+                    $"deployment.{Format.ToString().ToLower()}"), FileMode.Create);
+
                 await file.WriteAsync(Encoding.UTF8.GetBytes(output));
 
                 var kustomize = new KustomizationConfig
@@ -76,7 +77,7 @@ public async Task<int> OnExecuteAsync(CommandLineApplication app)
                 };
                 var kustomizeOutput = Encoding.UTF8.GetBytes(_serializer.Serialize(kustomize, Format));
                 await using var kustomizationFile =
-                    File.OpenWrite(Path.Join(OutputPath, $"kustomization.{Format.ToString().ToLower()}"));
+                    File.Open(Path.Join(OutputPath, $"kustomization.{Format.ToString().ToLower()}"), FileMode.Create);
                 await kustomizationFile.WriteAsync(kustomizeOutput);
             }
             else

src/KubeOps/Operator/Commands/Generators/RbacGenerator.cs

@@ -30,8 +30,8 @@ public async Task<int> OnExecuteAsync(CommandLineApplication app)
             if (!string.IsNullOrWhiteSpace(OutputPath))
             {
                 Directory.CreateDirectory(OutputPath);
-                await using var file = File.OpenWrite(Path.Join(OutputPath,
-                    $"operator.{Format.ToString().ToLower()}"));
+                await using var file = File.Open(Path.Join(OutputPath,
+                    $"operator.{Format.ToString().ToLower()}"), FileMode.Create);
                 await file.WriteAsync(Encoding.UTF8.GetBytes(output));
 
                 var kustomize = new KustomizationConfig
@@ -44,7 +44,7 @@ public async Task<int> OnExecuteAsync(CommandLineApplication app)
                 };
                 var kustomizeOutput = Encoding.UTF8.GetBytes(_serializer.Serialize(kustomize, Format));
                 await using var kustomizationFile =
-                    File.OpenWrite(Path.Join(OutputPath, $"kustomization.{Format.ToString().ToLower()}"));
+                    File.Open(Path.Join(OutputPath, $"kustomization.{Format.ToString().ToLower()}"), FileMode.Create);
                 await kustomizationFile.WriteAsync(kustomizeOutput);
             }
             else