Support Char format for string (Azure#1252)

AutoRest.sln.DotSettings

@@ -3,4 +3,5 @@
 	<s:String x:Key="/Default/CodeStyle/FileHeader/FileHeaderText/@EntryValue">Copyright (c) Microsoft Corporation. All rights reserved.&#xD;
 Licensed under the MIT License. See License.txt in the project root for license information.&#xD;
 &#xD;
-</s:String></wpf:ResourceDictionary>
+</s:String>
+	<s:Boolean x:Key="/Default/Environment/UnitTesting/ShadowCopy/@EntryValue">False</s:Boolean></wpf:ResourceDictionary>

src/core/AutoRest.Core/ClientModel/KnownFormat.cs

@@ -0,0 +1,32 @@
+// Copyright (c) Microsoft Corporation. All rights reserved.
+// Licensed under the MIT License. See License.txt in the project root for license information.
+// 
+
+using System.Diagnostics.CodeAnalysis;
+
+namespace AutoRest.Core.ClientModel
+{
+    [SuppressMessage("ReSharper", "InconsistentNaming")]
+    public enum KnownFormat
+    {
+        none,
+        unknown,
+
+        @char,
+        int32,
+        int64,
+        @float,
+        @double,
+        @byte,
+        binary,
+        date,
+        date_time,
+        password,
+        date_time_rfc1123,
+        duration,
+        uuid,
+        base64url,
+        @decimal,
+        unixtime
+    }
+}

src/core/AutoRest.Core/ClientModel/KnownFormatExtensions.cs

@@ -0,0 +1,22 @@
+// Copyright (c) Microsoft Corporation. All rights reserved.
+// Licensed under the MIT License. See License.txt in the project root for license information.
+// 
+
+using System;
+
+namespace AutoRest.Core.ClientModel
+{
+    public static class KnownFormatExtensions
+    {
+        public static KnownFormat Parse(string formatValue)
+        {
+            if (string.IsNullOrWhiteSpace(formatValue))
+            {
+                return KnownFormat.none;
+            }
+
+            KnownFormat result;
+            return Enum.TryParse(formatValue.Replace('-', '_'), true, out result) ? result : KnownFormat.unknown;
+        }
+    }
+}

src/core/AutoRest.Core/ClientModel/PrimaryType.cs

@@ -37,6 +37,12 @@ public PrimaryType(KnownPrimaryType type)
         /// </summary>
         public string Format { get; set; }
 
+        /// <summary>
+        /// Returns the KnownFormat of the Format string (provided it matches a KnownFormat)
+        /// Otherwise, returns KnownFormat.none
+        /// </summary>
+        public KnownFormat KnownFormat => KnownFormatExtensions.Parse(Format);
+
         /// <summary>
         /// Returns a string representation of the PrimaryType object.
         /// </summary>

src/core/AutoRest.Core/Logging/Logger.cs

@@ -34,7 +34,9 @@ static Logger()
         /// <param name="args">Optional arguments to use if message includes formatting.</param>
         public static void LogInfo(string message, params object[] args)
         {
+          lock( typeof( Logger ) ) {
             Entries.Add(new LogEntry(LogEntrySeverity.Info, string.Format(CultureInfo.InvariantCulture, message, args)));
+          }
         }
 
         /// <summary>

src/generator/AutoRest.CSharp.Unit.Tests/AutoDynamic.cs

@@ -0,0 +1,258 @@
+// Copyright (c) Microsoft Corporation. All rights reserved.
+// Licensed under the MIT License. See License.txt in the project root for license information.
+// 
+
+using System;
+using System.Collections;
+using System.Diagnostics;
+using System.Dynamic;
+using System.Linq;
+using System.Reflection;
+using Newtonsoft.Json;
+using Newtonsoft.Json.Converters;
+using Newtonsoft.Json.Serialization;
+
+namespace AutoRest.CSharp.Unit.Tests
+{
+    /// <summary>
+    ///     This is a class that creates a dynamic wrapper around any object and can allow
+    ///     deep inspection of anything (private or otherwise).
+    ///     Handy for testing.
+    /// </summary>
+    public class AutoDynamic : DynamicObject
+    {
+        /// <summary>
+        ///     Specify the flags for accessing members
+        /// </summary>
+        private static readonly BindingFlags flags = BindingFlags.NonPublic | BindingFlags.Instance
+                                                     | BindingFlags.Static | BindingFlags.Public
+                                                     | BindingFlags.IgnoreCase;
+
+        /// <summary>
+        ///     The object we are going to wrap
+        /// </summary>
+        private readonly object _wrapped;
+
+        /// <summary>
+        ///     Create a simple private wrapper
+        /// </summary>
+        public AutoDynamic(object o)
+        {
+            _wrapped = o;
+        }
+
+        /// <summary>
+        ///     Returns a JSON representation.
+        /// </summary>
+        /// <returns>a JSON string</returns>
+        public string ToJson()
+        {
+            return JsonConvert.SerializeObject(
+                _wrapped,
+                Formatting.Indented,
+                new JsonSerializerSettings
+                {
+                    Converters = new JsonConverter[] {new StringEnumConverter()},
+                    ContractResolver = new CamelCasePropertyNamesContractResolver(),
+                    NullValueHandling = NullValueHandling.Ignore,
+                    ObjectCreationHandling = ObjectCreationHandling.Reuse
+                });
+        }
+
+        private bool CheckResult(object result, out object outresult)
+        {
+            if (result == null || result.GetType().GetTypeInfo().IsPrimitive
+                || result.GetType().GetTypeInfo().IsValueType || result is string)
+            {
+                outresult = result;
+            }
+            else
+            {
+                outresult = result.ToDynamic();
+            }
+
+            return true;
+        }
+
+        /// <summary>
+        ///     Try invoking a method
+        /// </summary>
+        public override bool TryInvokeMember(InvokeMemberBinder binder, object[] args, out object result)
+        {
+            if (_wrapped == null)
+            {
+                result = null;
+                return true;
+            }
+            var types = args.Select(a => a != null ? a.GetType() : typeof(object));
+
+            var method = _wrapped.GetType().GetMethod(binder.Name, types.ToArray())
+                         ?? _wrapped.GetType().GetMethod(binder.Name, flags);
+
+            if (method == null)
+            {
+                return base.TryInvokeMember(binder, args, out result);
+            }
+
+            return CheckResult(method.Invoke(_wrapped, args), out result);
+        }
+
+        public override bool TryConvert(ConvertBinder binder, out object result)
+        {
+            if (_wrapped == null)
+            {
+                result = null;
+                return false;
+            }
+
+            if (binder.ReturnType.IsInstanceOfType(_wrapped))
+            {
+                result = _wrapped;
+                return true;
+            }
+            return base.TryConvert(binder, out result);
+        }
+
+        public override bool TryGetIndex(GetIndexBinder binder, object[] indexes, out object result)
+        {
+            if (_wrapped == null)
+            {
+                result = null;
+                return false;
+            }
+
+            if (indexes.Length == 1 && indexes[0] is int)
+            {
+                var index = (int) indexes[0];
+                try
+                {
+                    var arr = _wrapped as Array;
+                    if (arr != null)
+                    {
+                        return CheckResult(arr.GetValue(index), out result);
+                    }
+                }
+                catch
+                {
+                    // nope...
+                }
+            }
+
+            // is it asking for a property as a field
+            foreach (
+                var prop in _wrapped.GetType().GetProperties(flags).Where(each => each.GetIndexParameters().Any()))
+            {
+                try
+                {
+                    result = prop.GetValue(_wrapped, indexes);
+                    return true;
+                }
+                catch (TargetParameterCountException)
+                {
+                }
+                catch (TargetInvocationException)
+                {
+                }
+            }
+
+            if (indexes.Length == 1 && indexes[0] is int)
+            {
+                var index = (int) indexes[0];
+                try
+                {
+                    var ie = _wrapped as IEnumerable;
+                    if (ie != null)
+                    {
+                        var e = ie.GetEnumerator();
+
+                        while (index > 0 && e.MoveNext())
+                        {
+                            --index;
+                        }
+                        if (index == 0)
+                        {
+                            if (e.MoveNext())
+                            {
+                                return CheckResult(e.Current, out result);
+                            }
+                        }
+                    }
+                }
+                catch
+                {
+                }
+            }
+            return base.TryGetIndex(binder, indexes, out result);
+        }
+
+        /// <summary>
+        ///     Tries to get a property or field with the given name
+        /// </summary>
+        public override bool TryGetMember(GetMemberBinder binder, out object result)
+        {
+            if (_wrapped == null)
+            {
+                result = null;
+                return true;
+            }
+
+            try
+            {
+                //Try getting a property of that name
+                var prop = _wrapped.GetType().GetProperty(binder.Name, flags);
+
+                if (prop == null)
+                {
+                    //Try getting a field of that name
+                    var fld = _wrapped.GetType().GetField(binder.Name, flags);
+
+                    if (fld != null)
+                    {
+                        return CheckResult(fld.GetValue(_wrapped), out result);
+                    }
+
+                    // check if this is an index into the 
+                    if (TryGetIndex(null, new[] {binder.Name}, out result))
+                    {
+                        return true;
+                    }
+
+                    return base.TryGetMember(binder, out result);
+                }
+                return CheckResult(prop.GetValue(_wrapped, null), out result);
+            }
+            catch (Exception e)
+            {
+                Debug.WriteLine($"{e.Message}/{e.StackTrace}");
+                result = null;
+                return true;
+            }
+        }
+
+        /// <summary>
+        ///     Tries to set a property or field with the given name
+        /// </summary>
+        public override bool TrySetMember(SetMemberBinder binder, object value)
+        {
+            if (_wrapped == null)
+            {
+                return false;
+            }
+
+            var prop = _wrapped.GetType().GetProperty(binder.Name, flags);
+            if (prop == null)
+            {
+                var fld = _wrapped.GetType().GetField(binder.Name, flags);
+                if (fld != null)
+                {
+                    fld.SetValue(_wrapped, value);
+                    return true;
+                }
+                return base.TrySetMember(binder, value);
+            }
+
+            prop.SetValue(_wrapped, value, null);
+            return true;
+        }
+    }
+}