Add WaitAsync

Author: neuecc

README.md

@@ -49,14 +49,17 @@ await foreach (string item in ProcessX.StartAsync("dotnet --info"))
 }
 
 // receive string result from stdout.
-var branch = await ProcessX.StartAsync("git branch --show-current").FirstAsync();
+var version = await ProcessX.StartAsync("dotnet --version").FirstAsync();
 
 // receive buffered result(similar as WaitForExit).
 string[] result = await ProcessX.StartAsync("dotnet --info").ToTask();
 
 // like the shell exec, write all data to console.
 await ProcessX.StartAsync("dotnet --info").WriteLineAllAsync();
 
+// consume all result and wait complete asynchronously(useful to use no result process).
+await ProcessX.StartAsync("cmd /c mkdir foo").WaitAsync();
+
 // when ExitCode is not 0 or StandardError is exists, throws ProcessErrorException
 try
 {
@@ -269,6 +272,9 @@ FirstAsync(CancellationToken cancellationToken = default)
 // return Task<string?>
 FirstOrDefaultAsync(CancellationToken cancellationToken = default)
 
+// return Task
+WaitAsync(CancellationToken cancellationToken = default)
+
 // return Task<string[]>
 ToTask(CancellationToken cancellationToken = default)
 

sandbox/ConsoleApp/Program.cs

@@ -9,8 +9,10 @@
 
 
 
-var s = await ProcessX.StartAsync("git branch --show-current").FirstAsync();
-System.Console.WriteLine(s);
+await ProcessX.StartAsync("cmd /c mkdir foo").WaitAsync();
+
+return;
+
 
 
 // `await string` execute process like shell

src/ProcessX/ProcessAsyncEnumerable.cs

@@ -24,6 +24,16 @@ public IAsyncEnumerator<string> GetAsyncEnumerator(CancellationToken cancellatio
             return new ProcessAsyncEnumerator(process, channel, cancellationToken);
         }
 
+        /// <summary>
+        /// Consume all result and wait complete asynchronously.
+        /// </summary>
+        public async Task WaitAsync(CancellationToken cancellationToken = default)
+        {
+            await foreach (var _ in this.WithCancellation(cancellationToken).ConfigureAwait(false))
+            {
+            }
+        }
+
         /// <summary>
         /// Returning first value. If does not return any data, returns empty string.
         /// </summary>