InternalReadAllTextAsync()

static async Task< string > System.IO.File.InternalReadAllTextAsync ( string path, Encoding encoding, CancellationToken cancellationToken )

inlinestaticprivate

Definition at line 663 of file File.cs.

    {
        char[] buffer = null;
        StreamReader sr = AsyncStreamReader(path, encoding);
        try
        {
            cancellationToken.ThrowIfCancellationRequested();
            buffer = ArrayPool<char>.Shared.Rent(sr.CurrentEncoding.GetMaxCharCount(4096));
            StringBuilder sb = new StringBuilder();
            while (true)
            {
                int num = await sr.ReadAsync(new Memory<char>(buffer), cancellationToken).ConfigureAwait(continueOnCapturedContext: false);
                if (num == 0)
                {
                    break;
                }
                sb.Append(buffer, 0, num);
            }
            return sb.ToString();
        }
        finally
        {
            sr.Dispose();
            if (buffer != null)
            {
                ArrayPool<char>.Shared.Return(buffer);
            }
        }
    }

References System.Text.StringBuilder.Append(), System.IO.File.AsyncStreamReader(), System.buffer, System.cancellationToken, and System.Text.StringBuilder.ToString().

Referenced by System.IO.File.ReadAllTextAsync().