Dispose stream reader async when possible

src/OrchardCore.Modules/OrchardCore.Media/Recipes/MediaStep.cs

@@ -79,7 +79,7 @@ public async Task ExecuteAsync(RecipeExecutionContext context)
                     }
                     finally
                     {
-                        stream?.Dispose();
+                        await stream.DisposeAsync();
                     }
                 }
             }

src/OrchardCore/OrchardCore.Abstractions/Modules/FileProviders/FileInfoExtensions.cs

@@ -1,22 +1,26 @@
 using System.Collections.Generic;
 using System.IO;
+using System.Threading.Tasks;
 using Microsoft.Extensions.FileProviders;
 
 namespace OrchardCore.Modules.FileProviders
 {
     public static class FileInfoExtensions
     {
         public static IEnumerable<string> ReadAllLines(this IFileInfo fileInfo)
+            => ReadAllLinesAsync(fileInfo).GetAwaiter().GetResult();
+
+        public static async Task<IEnumerable<string>> ReadAllLinesAsync(this IFileInfo fileInfo)
         {
             var lines = new List<string>();
 
             if (fileInfo?.Exists ?? false)
             {
-                using var reader = fileInfo.CreateReadStream();
+                await using var reader = fileInfo.CreateReadStream();
                 using var sr = new StreamReader(reader);
 
                 string line;
-                while ((line = sr.ReadLine()) != null)
+                while ((line = await sr.ReadLineAsync()) != null)
                 {
                     lines.Add(line);
                 }

src/OrchardCore/OrchardCore.DisplayManagement.Liquid/LiquidViewTemplate.cs

@@ -86,17 +86,15 @@ public static Task<LiquidViewTemplate> ParseAsync(LiquidViewParser parser, strin
                     entry.ExpirationTokens.Add(fileProvider.Watch(path));
                 }
 
-                using var stream = fileInfo.CreateReadStream();
+                await using var stream = fileInfo.CreateReadStream();
                 using var sr = new StreamReader(stream);
 
                 if (parser.TryParse(await sr.ReadToEndAsync(), out var template, out var errors))
                 {
                     return new LiquidViewTemplate(template);
                 }
-                else
-                {
-                    throw new Exception($"Failed to parse liquid file {path}: {string.Join(System.Environment.NewLine, errors)}");
-                }
+
+                throw new Exception($"Failed to parse liquid file {path}: {string.Join(System.Environment.NewLine, errors)}");
             });
         }
     }

src/OrchardCore/OrchardCore.Recipes.Core/Services/RecipeExecutor.cs

@@ -53,7 +53,7 @@ public async Task<string> ExecuteAsync(string executionId, RecipeDescriptor reci
 
                 var result = new RecipeResult { ExecutionId = executionId };
 
-                using (var stream = recipeDescriptor.RecipeFileInfo.CreateReadStream())
+                await using (var stream = recipeDescriptor.RecipeFileInfo.CreateReadStream())
                 {
                     using var file = new StreamReader(stream);
                     using var reader = new JsonTextReader(file);

src/OrchardCore/OrchardCore.Recipes.Core/Services/RecipeReader.cs

@@ -13,7 +13,7 @@ public async Task<RecipeDescriptor> GetRecipeDescriptorAsync(string recipeBasePa
         {
             // TODO: Try to optimize by only reading the required metadata instead of the whole file.
 
-            using var stream = recipeFileInfo.CreateReadStream();
+            await using var stream = recipeFileInfo.CreateReadStream();
             using var reader = new StreamReader(stream);
             using var jsonReader = new JsonTextReader(reader);
 

test/OrchardCore.Tests/Utilities/FileInfoExtensions.cs

@@ -3,10 +3,15 @@ namespace OrchardCore.Tests.Utilities
     public static class FileInfoExtensions
     {
         public static string ReadToEnd(this IFileInfo fileInfo)
+            => ReadToEndAsync(fileInfo).GetAwaiter().GetResult();
+
+        public static async Task<string> ReadToEndAsync(this IFileInfo fileInfo)
         {
-            using var stream = fileInfo.CreateReadStream();
+            await using var stream = fileInfo.CreateReadStream();
+
             using var streamReader = new StreamReader(stream);
-            return streamReader.ReadToEnd();
+
+            return await streamReader.ReadToEndAsync();
         }
     }
 }