Minor code cleanup - remove reflection and unnecessary usings

src/PrettyPrompt/Cancellation/CancellationManager.cs

@@ -4,7 +4,6 @@
 // file, You can obtain one at https://mozilla.org/MPL/2.0/.
 #endregion
 
-using System;
 using System.Threading;
 using PrettyPrompt.Consoles;
 

src/PrettyPrompt/Completion/CompletionItem.cs

@@ -4,7 +4,6 @@
 // file, You can obtain one at https://mozilla.org/MPL/2.0/.
 #endregion
 
-using System;
 using System.Collections.Immutable;
 using System.Diagnostics;
 using System.Threading;

src/PrettyPrompt/Completion/OverloadItem.cs

@@ -4,8 +4,6 @@
 // file, You can obtain one at https://mozilla.org/MPL/2.0/.
 #endregion
 
-using System;
-using System.Collections.Generic;
 using System.Diagnostics;
 using PrettyPrompt.Highlighting;
 

src/PrettyPrompt/Completion/SlidingArrayWindow.cs

@@ -4,9 +4,6 @@
 // file, You can obtain one at https://mozilla.org/MPL/2.0/.
 #endregion
 
-using System;
-using System.Collections.Generic;
-using System.Linq;
 using System.Threading;
 using System.Threading.Tasks;
 using PrettyPrompt.Documents;

src/PrettyPrompt/Console/AnsiEscapeCodes.cs

@@ -4,7 +4,6 @@
 // file, You can obtain one at https://mozilla.org/MPL/2.0/.
 #endregion
 
-using System.Text;
 using PrettyPrompt.Highlighting;
 
 namespace PrettyPrompt.Consoles;

src/PrettyPrompt/Console/ConsoleCoordinate.cs

@@ -4,10 +4,7 @@
 // file, You can obtain one at https://mozilla.org/MPL/2.0/.
 #endregion
 
-using System;
-using System.Collections.Generic;
 using System.Diagnostics;
-using System.Linq;
 
 namespace PrettyPrompt.Consoles;
 

src/PrettyPrompt/Console/IConsole.cs

@@ -4,8 +4,6 @@
 // file, You can obtain one at https://mozilla.org/MPL/2.0/.
 #endregion
 
-using System;
-using System.Text;
 using PrettyPrompt.Highlighting;
 using TextCopy;
 

src/PrettyPrompt/Console/KeyPress.cs

@@ -4,11 +4,8 @@
 // file, You can obtain one at https://mozilla.org/MPL/2.0/.
 #endregion
 
-using System;
-using System.Collections.Generic;
 using System.Diagnostics;
 using System.Diagnostics.CodeAnalysis;
-using System.Linq;
 
 namespace PrettyPrompt.Consoles;
 

src/PrettyPrompt/Console/KeyPressPattern.cs

@@ -4,7 +4,6 @@
 // file, You can obtain one at https://mozilla.org/MPL/2.0/.
 #endregion
 
-using System;
 using System.Diagnostics;
 
 namespace PrettyPrompt.Consoles;

src/PrettyPrompt/Console/KeyPressPatterns.cs

@@ -4,7 +4,6 @@
 // file, You can obtain one at https://mozilla.org/MPL/2.0/.
 #endregion
 
-using System;
 using System.Collections.Immutable;
 
 namespace PrettyPrompt.Consoles;

src/PrettyPrompt/Console/SystemConsole.cs

@@ -4,7 +4,6 @@
 // file, You can obtain one at https://mozilla.org/MPL/2.0/.
 #endregion
 
-using System;
 using System.Runtime.InteropServices;
 
 namespace PrettyPrompt.Consoles;

src/PrettyPrompt/Documents/Document.cs

@@ -4,8 +4,6 @@
 // file, You can obtain one at https://mozilla.org/MPL/2.0/.
 #endregion
 
-using System;
-using System.Collections.Generic;
 using System.Diagnostics;
 using System.Threading.Tasks;
 using PrettyPrompt.Panes;

src/PrettyPrompt/Documents/Grapheme.cs

@@ -4,7 +4,6 @@
 // file, You can obtain one at https://mozilla.org/MPL/2.0/.
 #endregion
 
-using System;
 using System.Globalization;
 
 namespace PrettyPrompt.Documents;

src/PrettyPrompt/Documents/ReadOnlyStringBuilder.cs

@@ -4,8 +4,6 @@
 // file, You can obtain one at https://mozilla.org/MPL/2.0/.
 #endregion
 
-using System.Text;
-
 namespace PrettyPrompt.Documents;
 
 /// <summary>

src/PrettyPrompt/Documents/StringBuilderWithCaret.cs

@@ -4,9 +4,7 @@
 // file, You can obtain one at https://mozilla.org/MPL/2.0/.
 #endregion
 
-using System;
 using System.Diagnostics;
-using System.Text;
 
 namespace PrettyPrompt.Documents;
 

src/PrettyPrompt/Documents/TextSpan.cs

@@ -4,8 +4,6 @@
 // file, You can obtain one at https://mozilla.org/MPL/2.0/.
 #endregion
 
-using System;
-
 namespace PrettyPrompt.Documents;
 
 //Microsoft.CodeAnalysis.Text.TextSpan equivalent.

src/PrettyPrompt/Documents/UndoRedoHistory.cs

@@ -4,7 +4,6 @@
 // file, You can obtain one at https://mozilla.org/MPL/2.0/.
 #endregion
 
-using System.Collections.Generic;
 using System.Diagnostics;
 using PrettyPrompt.TextSelection;
 

src/PrettyPrompt/Documents/WordWrapping.cs

@@ -4,8 +4,6 @@
 // file, You can obtain one at https://mozilla.org/MPL/2.0/.
 #endregion
 
-using System;
-using System.Collections.Generic;
 using System.Diagnostics;
 using PrettyPrompt.Consoles;
 using PrettyPrompt.Highlighting;

src/PrettyPrompt/Extensions.cs

@@ -4,9 +4,7 @@
 // file, You can obtain one at https://mozilla.org/MPL/2.0/.
 #endregion
 
-using System;
 using System.Diagnostics;
-using System.Text;
 using PrettyPrompt.Documents;
 using PrettyPrompt.Highlighting;
 

src/PrettyPrompt/Highlighting/AnsiColor.cs

@@ -4,13 +4,9 @@
 // file, You can obtain one at https://mozilla.org/MPL/2.0/.
 #endregion
 
-using System;
-using System.Collections.Generic;
+using System.Collections.Frozen;
 using System.Globalization;
-using System.Linq;
-using System.Reflection;
 using PrettyPrompt.Consoles;
-using static PrettyPrompt.Highlighting.FormattedString.TextElementsEnumerator;
 
 namespace PrettyPrompt.Highlighting;
 
@@ -42,11 +38,26 @@ namespace PrettyPrompt.Highlighting;
     public static readonly AnsiColor BrightCyan = new("96", "106", nameof(BrightCyan));
     public static readonly AnsiColor BrightWhite = new("97", "107", nameof(BrightWhite));
 
-    private static readonly Dictionary<string, AnsiColor> ansiColorNames =
-        typeof(AnsiColor)
-            .GetFields(BindingFlags.Static | BindingFlags.Public)
-            .Where(f => f.FieldType == typeof(AnsiColor))
-            .ToDictionary(f => f.Name, f => (AnsiColor)f.GetValue(null)!, StringComparer.OrdinalIgnoreCase);
+    private static readonly FrozenDictionary<string, AnsiColor> ansiColorNames =
+        new Dictionary<string, AnsiColor>(StringComparer.OrdinalIgnoreCase)
+        {
+            [nameof(Black)] = Black,
+            [nameof(Red)] = Red,
+            [nameof(Green)] = Green,
+            [nameof(Yellow)] = Yellow,
+            [nameof(Blue)] = Blue,
+            [nameof(Magenta)] = Magenta,
+            [nameof(Cyan)] = Cyan,
+            [nameof(White)] = White,
+            [nameof(BrightBlack)] = BrightBlack,
+            [nameof(BrightRed)] = BrightRed,
+            [nameof(BrightGreen)] = BrightGreen,
+            [nameof(BrightYellow)] = BrightYellow,
+            [nameof(BrightBlue)] = BrightBlue,
+            [nameof(BrightMagenta)] = BrightMagenta,
+            [nameof(BrightCyan)] = BrightCyan,
+            [nameof(BrightWhite)] = BrightWhite,
+        }.ToFrozenDictionary(StringComparer.OrdinalIgnoreCase);
 
     public static AnsiColor Rgb(byte r, byte g, byte b)
         => new($"38;2;{r};{g};{b}", $"48;2;{r};{g};{b}", $"#{r:X2}{g:X2}{b:X2}");
@@ -79,7 +90,7 @@ public static bool TryParse(string input, out AnsiColor result)
         }
 
         var span = input.AsSpan();
-        if (input.StartsWith('#') && span.Length == 7 &&
+        if (span.Length == 7 && span[0] == '#' &&
             byte.TryParse(span.Slice(1, 2), NumberStyles.AllowHexSpecifier, null, out byte r) &&
             byte.TryParse(span.Slice(3, 2), NumberStyles.AllowHexSpecifier, null, out byte g) &&
             byte.TryParse(span.Slice(5, 2), NumberStyles.AllowHexSpecifier, null, out byte b))

src/PrettyPrompt/Highlighting/CellRenderer.cs

@@ -4,10 +4,7 @@
 // file, You can obtain one at https://mozilla.org/MPL/2.0/.
 #endregion
 
-using System;
-using System.Collections.Generic;
 using System.Diagnostics;
-using System.Text;
 using PrettyPrompt.Consoles;
 using PrettyPrompt.Documents;
 using PrettyPrompt.TextSelection;

src/PrettyPrompt/Highlighting/FormatSpan.cs

@@ -4,7 +4,6 @@
 // file, You can obtain one at https://mozilla.org/MPL/2.0/.
 #endregion
 
-using System;
 using PrettyPrompt.Documents;
 
 namespace PrettyPrompt.Highlighting;

src/PrettyPrompt/Highlighting/FormattedString.cs

@@ -4,13 +4,10 @@
 // file, You can obtain one at https://mozilla.org/MPL/2.0/.
 #endregion
 
-using System;
 using System.Buffers;
-using System.Collections.Generic;
 using System.Diagnostics;
 using System.Diagnostics.CodeAnalysis;
 using System.Globalization;
-using System.Linq;
 using System.Runtime.CompilerServices;
 using PrettyPrompt.Rendering;
 

src/PrettyPrompt/Highlighting/FormattedStringBuilder.cs

@@ -4,10 +4,7 @@
 // file, You can obtain one at https://mozilla.org/MPL/2.0/.
 #endregion
 
-using System;
-using System.Collections.Generic;
 using System.Diagnostics.CodeAnalysis;
-using System.Text;
 using PrettyPrompt.Documents;
 
 namespace PrettyPrompt.Highlighting;

src/PrettyPrompt/Highlighting/SyntaxHighlighter.cs

@@ -4,8 +4,6 @@
 // file, You can obtain one at https://mozilla.org/MPL/2.0/.
 #endregion
 
-using System;
-using System.Collections.Generic;
 using System.Threading;
 using System.Threading.Tasks;
 

src/PrettyPrompt/History/HistoryLog.cs

@@ -4,13 +4,9 @@
 // file, You can obtain one at https://mozilla.org/MPL/2.0/.
 #endregion
 
-using System;
-using System.Collections.Generic;
 using System.Diagnostics;
 using System.Diagnostics.CodeAnalysis;
 using System.IO;
-using System.Linq;
-using System.Text;
 using System.Threading;
 using System.Threading.Tasks;
 using PrettyPrompt.Consoles;

src/PrettyPrompt/Panes/CompletionPane.cs

@@ -4,10 +4,7 @@
 // file, You can obtain one at https://mozilla.org/MPL/2.0/.
 #endregion
 
-using System;
-using System.Collections.Generic;
 using System.Diagnostics;
-using System.Linq;
 using System.Threading;
 using System.Threading.Tasks;
 using PrettyPrompt.Completion;

src/PrettyPrompt/Panes/OverloadPane.cs

@@ -4,10 +4,7 @@
 // file, You can obtain one at https://mozilla.org/MPL/2.0/.
 #endregion
 
-using System;
-using System.Collections.Generic;
 using System.Diagnostics;
-using System.Linq;
 using System.Threading;
 using System.Threading.Tasks;
 using PrettyPrompt.Completion;

src/PrettyPrompt/Pools.cs

@@ -4,10 +4,7 @@
 // file, You can obtain one at https://mozilla.org/MPL/2.0/.
 #endregion
 
-using System;
 using System.Collections.Concurrent;
-using System.Collections.Generic;
-using System.Text;
 using System.Threading;
 
 namespace PrettyPrompt;

src/PrettyPrompt/Prompt.cs

@@ -4,8 +4,6 @@
 // file, You can obtain one at https://mozilla.org/MPL/2.0/.
 #endregion
 
-using System;
-using System.Collections.Generic;
 using System.Diagnostics;
 using System.Threading;
 using System.Threading.Tasks;

src/PrettyPrompt/PromptCallbacks.cs

@@ -4,11 +4,8 @@
 // file, You can obtain one at https://mozilla.org/MPL/2.0/.
 #endregion
 
-using System;
-using System.Collections.Generic;
 using System.Diagnostics;
 using System.Diagnostics.CodeAnalysis;
-using System.Linq;
 using System.Threading;
 using System.Threading.Tasks;
 using PrettyPrompt.Completion;

src/PrettyPrompt/PromptConfiguration.cs

@@ -4,7 +4,6 @@
 // file, You can obtain one at https://mozilla.org/MPL/2.0/.
 #endregion
 
-using System;
 using PrettyPrompt.Highlighting;
 
 namespace PrettyPrompt;

src/PrettyPrompt/Rendering/BoxDrawing.cs

@@ -4,10 +4,7 @@
 // file, You can obtain one at https://mozilla.org/MPL/2.0/.
 #endregion
 
-using System;
-using System.Collections.Generic;
 using System.Diagnostics;
-using System.Linq;
 using PrettyPrompt.Highlighting;
 
 namespace PrettyPrompt.Rendering;

src/PrettyPrompt/Rendering/Cell.cs

@@ -4,9 +4,7 @@
 // file, You can obtain one at https://mozilla.org/MPL/2.0/.
 #endregion
 
-using System.Collections.Generic;
 using System.Diagnostics;
-using System.Linq;
 using PrettyPrompt.Highlighting;
 
 namespace PrettyPrompt;

src/PrettyPrompt/Rendering/IncrementalRendering.cs

@@ -4,8 +4,6 @@
 // file, You can obtain one at https://mozilla.org/MPL/2.0/.
 #endregion
 
-using System;
-using System.Text;
 using PrettyPrompt.Consoles;
 using PrettyPrompt.Highlighting;
 using static PrettyPrompt.Consoles.AnsiEscapeCodes;

src/PrettyPrompt/Rendering/Renderer.cs

@@ -4,9 +4,6 @@
 // file, You can obtain one at https://mozilla.org/MPL/2.0/.
 #endregion
 
-using System;
-using System.Collections.Generic;
-using System.Linq;
 using PrettyPrompt.Consoles;
 using PrettyPrompt.Highlighting;
 using PrettyPrompt.Panes;