changed method for generating something random

.vscode/launch.json

@@ -10,32 +10,12 @@
             "request": "launch",
             "preLaunchTask": "build",
             // If you have changed target frameworks, make sure to update the program path.
-            "program": "${workspaceFolder}/InjectorTest/bin/Debug/netcoreapp2.1/InjectorTest.dll",
+            "program": "${workspaceFolder}/SmallInjectorDemo/bin/Debug/netcoreapp2.2/SmallInjectorDemo.dll",
             "args": [],
-            "cwd": "${workspaceFolder}/InjectorTest",
+            "cwd": "${workspaceFolder}/SmallInjectorDemo",
-            // For more information about the 'console' field, see https://github.com/OmniSharp/omnisharp-vscode/blob/master/debugger-launchjson.md#console-terminal-window
+            // For more information about the 'console' field, see https://aka.ms/VSCode-CS-LaunchJson-Console
             "console": "internalConsole",
-            "stopAtEntry": false,
+            "stopAtEntry": false
-            "internalConsoleOptions": "openOnSessionStart"
-        },
-        {
-            "name": ".NET Core Attach",
-            "type": "coreclr",
-            "request": "attach",
-            "processId": "${command:pickProcess}"
-        }
-    ,
-        {
-            "name": ".NET Core Launch (console)",
-            "type": "coreclr",
-            "request": "launch",
-            "preLaunchTask": "build",
-            "program": "${workspaceFolder}/InjectorTest/bin/Debug/netcoreapp2.1/InjectorTest.dll",
-            "args": [],
-            "cwd": "${workspaceFolder}/InjectorTest",
-            "console": "internalConsole",
-            "stopAtEntry": false,
-            "internalConsoleOptions": "openOnSessionStart"
         },
         {
             "name": ".NET Core Attach",

.vscode/tasks.json

@@ -7,19 +7,30 @@
             "type": "process",
             "args": [
                 "build",
-                "${workspaceFolder}/InjectorTest/InjectorTest.csproj"
+                "${workspaceFolder}/SmallInjectorDemo/SmallInjectorDemo.csproj"
             ],
-            "problemMatcher": "$msCompile"
+            "problemMatcher": "$tsc"
         },
         {
-            "label": "build",
+            "label": "publish",
             "command": "dotnet",
             "type": "process",
             "args": [
-                "build",
+                "publish",
-                "${workspaceFolder}/InjectorTest/InjectorTest.csproj"
+                "${workspaceFolder}/SmallInjectorDemo/SmallInjectorDemo.csproj"
             ],
-            "problemMatcher": "$msCompile"
+            "problemMatcher": "$tsc"
+        },
+        {
+            "label": "watch",
+            "command": "dotnet",
+            "type": "process",
+            "args": [
+                "watch",
+                "run",
+                "${workspaceFolder}/SmallInjectorDemo/SmallInjectorDemo.csproj"
+            ],
+            "problemMatcher": "$tsc"
         }
     ]
 }

InjectorTest/HelperTest.cs

@@ -8,8 +8,8 @@ namespace InjectorTest
         [Fact]
         public void Test()
         {
-            const string expected = "[-] HelperTest.Test           Id: 0";
+            const string expected = "[-] HelperTest.Test           Id: ";
-            var actual = Helper.WriteMethodString(new TestClock(), 0);
+            var actual = Helper.WriteMethodString(new TestClock(), "");
             Assert.Equal(expected, actual);
         }
 

SmallInjectorDemo/Helper.cs

@@ -1,7 +1,9 @@
 using System;
+using System.Buffers.Text;
 using System.IO;
 using System.Runtime.CompilerServices;
-using System.Security.Cryptography;
+using System.Runtime.InteropServices;
+using System.Text;
 
 namespace SmallInjectorDemo
 {
@@ -10,32 +12,36 @@ namespace SmallInjectorDemo
     /// </summary>
     public static class Helper
     {
+        private const byte ForwardSlashByte = (byte)'/';
+        private const byte DashByte = (byte)'-';
+        private const byte PlusByte = (byte)'+';
+        private const byte UnderscoreByte = (byte)'_';
+        
         /// <summary>
-        /// Return cryptographic stable random integer.
+        /// Encode Base64 string
         /// </summary>
-        /// <param name="min">Lower border of result.</param>
+        public static string EncodeBase64String(this Guid guid)
-        /// <param name="max">Upper border of result.</param>
-        /// <returns>Random integer.</returns>
-        public static int NewRandomInteger(int min, int max)
         {
-            // The random number provider.
+            Span<byte> guidBytes = stackalloc byte[16];
-            using (var rand = new RNGCryptoServiceProvider())
+            Span<byte> encodedBytes = stackalloc byte[24];
-            {
-                var scale = uint.MaxValue;
-                while (scale == uint.MaxValue)
-                {
-                    // Get four random bytes.
-                    var fourBytes = new byte[4];
-                    rand.GetBytes(fourBytes);
 
-                    // Convert that into an uint.
+            MemoryMarshal.TryWrite(guidBytes, ref guid); // write bytes from the Guid
-                    scale = BitConverter.ToUInt32(fourBytes, 0);
+            Base64.EncodeToUtf8(guidBytes, encodedBytes, out _, out _);
+
+            // replace any characters which are not URL safe
+            for (var i = 0; i < 22; i++)
+            {
+                if (encodedBytes[i] == ForwardSlashByte)
+                    encodedBytes[i] = DashByte;
+
+                if (encodedBytes[i] == PlusByte)
+                    encodedBytes[i] = UnderscoreByte;
             }
 
-                // Add min to the scaled difference between max and min.
+            // skip the last two bytes as these will be '==' padding
-                return (int)(min + (max - min) * (scale / (double)uint.MaxValue));
+            var final = Encoding.UTF8.GetString(encodedBytes.Slice(0, 22));
 
-            }
+            return final;
         }
 
         /// <summary>
@@ -46,7 +52,7 @@ namespace SmallInjectorDemo
         /// <param name="memberName">member name</param>
         /// <param name="filepath">file path</param>
         /// <returns></returns>
-        public static string WriteMethodString(IClock clock, int id, [CallerMemberName] string memberName = null, [CallerFilePath] string filepath = null)
+        public static string WriteMethodString(IClock clock, string id, [CallerMemberName] string memberName = null, [CallerFilePath] string filepath = null)
         {
             var classname = Path.GetFileNameWithoutExtension(filepath);
             return $"[{clock.CurrentDateTime}] {classname}.{memberName?.TrimStart('.')}".PadRight(30) + $"Id: {id}";

SmallInjectorDemo/ServiceConsumer.cs

@@ -10,7 +10,7 @@ namespace SmallInjectorDemo
         private readonly IClock _clock;
         private readonly IServiceOne _service1;
         private readonly IServiceTwo _service2;
-        private readonly int _id;
+        private readonly string _id;
 
         /// <summary>
         /// Creates a new instance of <see cref="ServiceConsumer"/>.
@@ -23,7 +23,7 @@ namespace SmallInjectorDemo
             _clock = clock;
             _service1 = service1;
             _service2 = service2;
-            _id = Helper.NewRandomInteger(10, 99);
+            _id = Guid.NewGuid().EncodeBase64String();
             Console.WriteLine(Helper.WriteMethodString(clock, _id));
         }
 

SmallInjectorDemo/ServiceOne.cs

@@ -9,7 +9,7 @@ namespace SmallInjectorDemo
     public class ServiceOne : IServiceOne
     {
         private readonly IClock _clock;
-        private readonly int _id;
+        private readonly string _id;
 
         /// <summary>
         /// Creates a new instance of <see cref="ServiceOne"/>.
@@ -17,7 +17,7 @@ namespace SmallInjectorDemo
         public ServiceOne(IClock clock)
         {
             _clock = clock;
-            _id = Helper.NewRandomInteger(10, 99);
+            _id = Guid.NewGuid().EncodeBase64String();
             Console.WriteLine(Helper.WriteMethodString(clock, _id));
         }
 

SmallInjectorDemo/ServiceTwo.cs

@@ -9,7 +9,7 @@ namespace SmallInjectorDemo
     public class ServiceTwo : IServiceTwo
     {
         private readonly IClock _clock;
-        private readonly int _id;
+        private readonly string _id;
 
         /// <summary>
         /// Creates a new instance of <see cref="ServiceTwo"/>.
@@ -17,7 +17,7 @@ namespace SmallInjectorDemo
         public ServiceTwo(IClock clock)
         {
             _clock = clock;
-            _id = Helper.NewRandomInteger(10, 99);
+            _id = Guid.NewGuid().EncodeBase64String();
             Console.WriteLine(Helper.WriteMethodString(clock, _id));
         }