* Moved source code projects directory to 'src'

* Updatedt Solution format

src/Telegrator.Analyzers/RoslynExtensions/CollectionsExtensions.cs

@@ -0,0 +1,64 @@
+namespace Telegrator.Analyzers.RoslynExtensions
+{
+    public static class CollectionsExtensions
+    {
+        public static IEnumerable<TSource> Combine<TSource>(params IEnumerable<TSource>[] collections)
+            => collections.SelectMany(x => x);
+
+        public static IEnumerable<TSource> IntersectBy<TSource, TValue>(this IEnumerable<TSource> first, IEnumerable<TValue> second, Func<TSource, TValue> selector)
+        {
+            foreach (TSource item in first)
+            {
+                TValue value = selector(item);
+                if (second.Contains(value))
+                    yield return item;
+            }
+        }
+
+        public static IList<TValue> UnionAdd<TValue>(this IList<TValue> source, IEnumerable<TValue> toUnion)
+        {
+            foreach (TValue toUnionValue in toUnion)
+            {
+                if (!source.Contains(toUnionValue, EqualityComparer<TValue>.Default))
+                    source.Add(toUnionValue);
+            }
+
+            return source;
+        }
+
+        public static void UnionAdd<TSource>(this ICollection<TSource> collection, IEnumerable<TSource> target)
+        {
+            foreach (TSource item in target)
+            {
+                if (!collection.Contains(item))
+                    collection.Add(item);
+            }
+        }
+
+        public static void UnionAdd<TSource>(this SortedList<TSource, TSource> collection, IEnumerable<TSource> target)
+        {
+            foreach (TSource item in target)
+            {
+                if (!collection.Values.Contains(item))
+                    collection.Add(item, item);
+            }
+        }
+
+        public static int IndexOf<T>(this IEnumerable<T> source, Func<T, bool> predicate)
+        {
+            int index = 0;
+            foreach (T item in source)
+            {
+                if (predicate.Invoke(item))
+                    return index;
+
+                index++;
+            }
+
+            return -1;
+        }
+
+        public static IEnumerable<T> Repeat<T>(this T item, int times)
+            => Enumerable.Range(0, times).Select(_ => item);
+    }
+}

src/Telegrator.Analyzers/RoslynExtensions/DiagnosticsHelper.cs

@@ -0,0 +1,16 @@
+using Microsoft.CodeAnalysis;
+
+namespace Telegrator.Analyzers.RoslynExtensions
+{
+    public static class DiagnosticsHelper
+    {
+        public static Diagnostic Create(this DiagnosticDescriptor descriptor, Location? location, params object[] messageArgs)
+            => Diagnostic.Create(descriptor, location, messageArgs);
+
+        public static void Report(this Diagnostic diagnostic, SourceProductionContext context)
+            => context.ReportDiagnostic(diagnostic);
+
+        public static void Report(this DiagnosticDescriptor descriptor, SourceProductionContext context, Location? location, params object[] messageArgs)
+            => descriptor.Create(location, messageArgs).Report(context);
+    }
+}

src/Telegrator.Analyzers/RoslynExtensions/Exceptions.cs

@@ -0,0 +1,7 @@
+namespace Telegrator.Analyzers.RoslynExtensions;
+
+public class TargteterNotFoundException() : Exception() { }
+
+public class BaseClassTypeNotFoundException() : Exception() { }
+
+public class AncestorNotFoundException : Exception { }

src/Telegrator.Analyzers/RoslynExtensions/MemberDeclarationSyntaxExtensions.cs

@@ -0,0 +1,38 @@
+using Microsoft.CodeAnalysis;
+using Microsoft.CodeAnalysis.CSharp;
+using Microsoft.CodeAnalysis.CSharp.Syntax;
+
+namespace Telegrator.Analyzers.RoslynExtensions
+{
+    public static class MemberDeclarationSyntaxExtensions
+    {
+        private static SyntaxTrivia TabulationTrivia => SyntaxFactory.SyntaxTrivia(SyntaxKind.WhitespaceTrivia, "\t");
+        private static SyntaxTrivia WhitespaceTrivia => SyntaxFactory.SyntaxTrivia(SyntaxKind.WhitespaceTrivia, " ");
+        private static SyntaxTrivia NewLineTrivia => SyntaxFactory.SyntaxTrivia(SyntaxKind.EndOfLineTrivia, "\n");
+
+        public static SyntaxTokenList Decorate(this SyntaxTokenList tokens)
+            => new SyntaxTokenList(tokens.Select(token => token.WithoutTrivia().WithTrailingTrivia(WhitespaceTrivia)).ToArray());
+
+        public static BlockSyntax DecorateBlock(this BlockSyntax block, int times) => block
+            .WithStatements([.. block.Statements.Select(statement => statement.DecorateStatememnt(times + 1))])
+            .WithOpenBraceToken(SyntaxFactory.Token(SyntaxKind.OpenBraceToken).WithLeadingTrivia(TabulationTrivia.Repeat(times)).WithTrailingTrivia(NewLineTrivia))
+            .WithCloseBraceToken(SyntaxFactory.Token(SyntaxKind.CloseBraceToken).WithLeadingTrivia(TabulationTrivia.Repeat(times)).WithTrailingTrivia(NewLineTrivia));
+
+        public static T DecorateStatememnt<T>(this T statememnt, int times) where T : StatementSyntax => statememnt
+            .WithoutTrivia().WithLeadingTrivia(TabulationTrivia.Repeat(times)).WithTrailingTrivia(NewLineTrivia);
+
+        public static T DecorateMember<T>(this T typeDeclaration, int times) where T : MemberDeclarationSyntax => typeDeclaration
+            .WithoutTrivia().WithLeadingTrivia(TabulationTrivia.Repeat(times)).WithTrailingTrivia(NewLineTrivia);
+
+        public static NamespaceDeclarationSyntax Decorate(this NamespaceDeclarationSyntax namespaceDeclaration) => namespaceDeclaration
+            .WithName(namespaceDeclaration.Name.WithoutTrivia().WithLeadingTrivia(WhitespaceTrivia))
+            .WithOpenBraceToken(SyntaxFactory.Token(SyntaxKind.OpenBraceToken).WithLeadingTrivia(NewLineTrivia).WithTrailingTrivia(NewLineTrivia))
+            .WithCloseBraceToken(SyntaxFactory.Token(SyntaxKind.CloseBraceToken));
+
+        public static T DecorateType<T>(this T typeDeclaration, int times = 1) where T : TypeDeclarationSyntax => (T)typeDeclaration
+            .WithoutTrivia().WithLeadingTrivia(TabulationTrivia.Repeat(times))
+            .WithIdentifier(typeDeclaration.Identifier.WithoutTrivia().WithLeadingTrivia(WhitespaceTrivia).WithTrailingTrivia(NewLineTrivia))
+            .WithOpenBraceToken(SyntaxFactory.Token(SyntaxKind.OpenBraceToken).WithLeadingTrivia(TabulationTrivia.Repeat(times)).WithTrailingTrivia(NewLineTrivia))
+            .WithCloseBraceToken(SyntaxFactory.Token(SyntaxKind.CloseBraceToken).WithLeadingTrivia(TabulationTrivia.Repeat(times)).WithTrailingTrivia(NewLineTrivia));
+    }
+}

src/Telegrator.Analyzers/RoslynExtensions/StringBuilderExtensions.cs

@@ -0,0 +1,10 @@
+using System.Text;
+
+namespace Telegrator.Analyzers.RoslynExtensions
+{
+    public static class StringBuilderExtensions
+    {
+        public static StringBuilder AppendTabs(this StringBuilder builder, int count)
+            => builder.Append(new string('\t', count));
+    }
+}

src/Telegrator.Analyzers/RoslynExtensions/StringExtensions.cs

@@ -0,0 +1,21 @@
+namespace Telegrator.Analyzers.RoslynExtensions
+{
+    public static class StringExtensions
+    {
+        public static string FirstLetterToUpper(this string target)
+        {
+            char[] chars = target.ToCharArray();
+            int index = chars.IndexOf(char.IsLetter);
+            chars[index] = char.ToUpper(chars[index]);
+            return new string(chars);
+        }
+
+        public static string FirstLetterToLower(this string target)
+        {
+            char[] chars = target.ToCharArray();
+            int index = chars.IndexOf(char.IsLetter);
+            chars[index] = char.ToLower(chars[index]);
+            return new string(chars);
+        }
+    }
+}

src/Telegrator.Analyzers/RoslynExtensions/SymbolsExtensions.cs

@@ -0,0 +1,28 @@
+using Microsoft.CodeAnalysis;
+
+namespace Telegrator.Analyzers.RoslynExtensions;
+
+public static class SymbolsExtensions
+{
+    public static bool IsAssignableFrom(this ITypeSymbol symbol, string className)
+    {
+        if (symbol.BaseType == null)
+            return false;
+
+        if (symbol.BaseType.Name == className)
+            return true;
+
+        return symbol.BaseType.IsAssignableFrom(className);
+    }
+
+    public static ITypeSymbol? Cast(this ITypeSymbol symbol, string className)
+    {
+        if (symbol.BaseType == null)
+            return null;
+
+        if (symbol.BaseType.Name == className)
+            return symbol.BaseType;
+
+        return symbol.BaseType.Cast(className);
+    }
+}

src/Telegrator.Analyzers/RoslynExtensions/SyntaxNodesExtensions.cs

@@ -0,0 +1,74 @@
+using Microsoft.CodeAnalysis;
+using Microsoft.CodeAnalysis.CSharp;
+using Microsoft.CodeAnalysis.CSharp.Syntax;
+
+namespace Telegrator.Analyzers.RoslynExtensions
+{
+    public static class SyntaxNodesExtensions
+    {
+        public static T FindAncestor<T>(this SyntaxNode node) where T : SyntaxNode
+        {
+            if (node.Parent == null)
+                throw new AncestorNotFoundException();
+
+            if (node.Parent is T found)
+                return found;
+
+            return node.Parent.FindAncestor<T>();
+        }
+
+        public static bool TryFindAncestor<T>(this SyntaxNode node, out T syntax) where T : SyntaxNode
+        {
+            if (node.Parent == null)
+            {
+                syntax = null!;
+                return false;
+            }
+
+            if (node.Parent is T found)
+            {
+                syntax = found;
+                return true;
+            }
+
+            return node.Parent.TryFindAncestor(out syntax);
+        }
+
+        public static INamedTypeSymbol TryGetNamedType(this BaseTypeDeclarationSyntax syntax, Compilation compilation)
+        {
+            SemanticModel semanticModel = compilation.GetSemanticModel(syntax.SyntaxTree);
+            return semanticModel.GetDeclaredSymbol(syntax)!;
+        }
+
+        public static string GetBaseTypeSyntaxName(this BaseTypeSyntax baseClassSyntax)
+        {
+            if (baseClassSyntax is PrimaryConstructorBaseTypeSyntax parimaryConstructor)
+                return parimaryConstructor.Type.ToString();
+
+            if (baseClassSyntax is SimpleBaseTypeSyntax simpleBaseType)
+                return simpleBaseType.Type.ToString();
+
+            throw new BaseClassTypeNotFoundException();
+        }
+
+        public static int CountParentTree(this SyntaxNode node)
+        {
+            int count = 0;
+            SyntaxNode inspectNode = node;
+
+            while (inspectNode.Parent != null)
+            {
+                inspectNode = inspectNode.Parent;
+                count++;
+            }
+
+            return count;
+        }
+
+        public static SeparatedSyntaxList<TNode> ToSeparatedSyntaxList<TNode>(this IEnumerable<TNode> elements) where TNode : SyntaxNode
+            => new SeparatedSyntaxList<TNode>().AddRange(elements);
+
+        public static SyntaxList<TNode> ToSyntaxList<TNode>(this IEnumerable<TNode> elements) where TNode : SyntaxNode
+            => new SyntaxList<TNode>().AddRange(elements);
+    }
+}

src/Telegrator.Analyzers/RoslynExtensions/SyntaxTokenExtensions.cs

@@ -0,0 +1,12 @@
+using Microsoft.CodeAnalysis;
+
+namespace Telegrator.Analyzers.RoslynExtensions
+{
+    public static class SyntaxTokenExtensions
+    {
+        public static bool HasModifiers(this SyntaxTokenList modifiers, params string[] expected)
+        {
+            return modifiers.Count(mod => expected.Contains(mod.ToString())) == expected.Length;
+        }
+    }
+}