feat 0 block completed

.editorconfig

@@ -0,0 +1,198 @@
+# editorconfig.org
+
+# top-most EditorConfig file
+root = true
+
+# Default settings:
+# A newline ending every file
+# Use 4 spaces as indentation
+[*]
+insert_final_newline = true
+indent_style = space
+indent_size = 4
+trim_trailing_whitespace = true
+
+[project.json]
+indent_size = 2
+
+# C# and Visual Basic files
+[*.{cs,vb}]
+charset = utf-8
+
+# Miscellaneous style rules
+dotnet_sort_system_directives_first = true
+dotnet_style_predefined_type_for_locals_parameters_members = true:suggestion
+dotnet_style_predefined_type_for_member_access = true:suggestion
+
+# avoid this. unless absolutely necessary
+dotnet_style_qualification_for_field = false:suggestion
+dotnet_style_qualification_for_property = false:suggestion
+dotnet_style_qualification_for_method = false:suggestion
+dotnet_style_qualification_for_event = false:suggestion
+
+# name all constant fields using PascalCase
+dotnet_naming_rule.constant_fields_should_be_pascal_case.severity = suggestion
+dotnet_naming_rule.constant_fields_should_be_pascal_case.symbols  = constant_fields
+dotnet_naming_rule.constant_fields_should_be_pascal_case.style    = pascal_case_style
+dotnet_naming_symbols.constant_fields.applicable_kinds   = field
+dotnet_naming_symbols.constant_fields.required_modifiers = const
+dotnet_naming_style.pascal_case_style.capitalization = pascal_case
+
+# static fields should have s_ prefix
+dotnet_naming_rule.static_fields_should_have_prefix.severity = suggestion
+dotnet_naming_rule.static_fields_should_have_prefix.symbols  = static_fields
+dotnet_naming_rule.static_fields_should_have_prefix.style    = static_prefix_style
+dotnet_naming_symbols.static_fields.applicable_kinds   = field
+dotnet_naming_symbols.static_fields.required_modifiers = static
+dotnet_naming_symbols.static_fields.applicable_accessibilities = private, internal, private_protected
+dotnet_naming_style.static_prefix_style.required_prefix = s_
+dotnet_naming_style.static_prefix_style.capitalization = camel_case
+
+# internal and private fields should be _camelCase
+dotnet_naming_rule.camel_case_for_private_internal_fields.severity = suggestion
+dotnet_naming_rule.camel_case_for_private_internal_fields.symbols  = private_internal_fields
+dotnet_naming_rule.camel_case_for_private_internal_fields.style    = camel_case_underscore_style
+dotnet_naming_symbols.private_internal_fields.applicable_kinds = field
+dotnet_naming_symbols.private_internal_fields.applicable_accessibilities = private, internal
+dotnet_naming_style.camel_case_underscore_style.required_prefix = _
+dotnet_naming_style.camel_case_underscore_style.capitalization = camel_case
+
+# Code quality
+dotnet_style_readonly_field = true:suggestion
+dotnet_code_quality_unused_parameters = non_public:suggestion
+
+# Expression-level preferences
+dotnet_style_object_initializer = true:suggestion
+dotnet_style_collection_initializer = true:suggestion
+dotnet_style_explicit_tuple_names = true:suggestion
+dotnet_style_coalesce_expression = true:suggestion
+dotnet_style_null_propagation = true:suggestion
+dotnet_style_prefer_is_null_check_over_reference_equality_method = true:suggestion
+dotnet_style_prefer_inferred_tuple_names = true:suggestion
+dotnet_style_prefer_inferred_anonymous_type_member_names = true:suggestion
+dotnet_style_prefer_auto_properties = true:suggestion
+dotnet_style_prefer_conditional_expression_over_assignment = true:refactoring
+dotnet_style_prefer_conditional_expression_over_return = true:refactoring
+
+# C# files
+[*.cs]
+# New line preferences
+csharp_new_line_before_open_brace = all
+csharp_new_line_before_else = true
+csharp_new_line_before_catch = true
+csharp_new_line_before_finally = true
+csharp_new_line_before_members_in_object_initializers = true
+csharp_new_line_before_members_in_anonymous_types = true
+csharp_new_line_between_query_expression_clauses = true
+
+# Indentation preferences
+csharp_indent_block_contents = true
+csharp_indent_braces = false
+csharp_indent_case_contents = true
+csharp_indent_case_contents_when_block = true
+csharp_indent_switch_labels = true
+csharp_indent_labels = one_less_than_current
+
+
+
+# Modifier preferences
+csharp_preferred_modifier_order = public,private,protected,internal,static,extern,new,virtual,abstract,sealed,override,readonly,unsafe,volatile,async:suggestion
+
+# Code style defaults
+csharp_using_directive_placement = outside_namespace:suggestion
+csharp_prefer_braces = true:warning
+csharp_preserve_single_line_blocks = true:none
+csharp_prefer_static_local_function = true:suggestion
+csharp_prefer_simple_using_statement = false:none
+csharp_style_prefer_switch_expression = true:suggestion
+
+# Expression-bodied members
+csharp_style_expression_bodied_methods = true:refactoring
+csharp_style_expression_bodied_constructors = true:refactoring
+csharp_style_expression_bodied_operators = true:refactoring
+csharp_style_expression_bodied_properties = true:refactoring
+csharp_style_expression_bodied_indexers = true:refactoring
+csharp_style_expression_bodied_accessors = true:refactoring
+csharp_style_expression_bodied_lambdas = true:refactoring
+csharp_style_expression_bodied_local_functions = true:refactoring
+
+# Pattern matching
+csharp_style_pattern_matching_over_is_with_cast_check = true:suggestion
+csharp_style_pattern_matching_over_as_with_null_check = true:suggestion
+csharp_style_inlined_variable_declaration = true:suggestion
+
+# Expression-level preferences
+csharp_prefer_simple_default_expression = true:suggestion
+
+# Null checking preferences
+csharp_style_throw_expression = true:suggestion
+csharp_style_conditional_delegate_call = true:suggestion
+
+# Other features
+csharp_style_prefer_index_operator = false:none
+csharp_style_prefer_range_operator = false:none
+csharp_style_pattern_local_over_anonymous_function = false:none
+
+# Space preferences
+csharp_space_after_cast = false
+csharp_space_after_colon_in_inheritance_clause = true
+csharp_space_after_comma = true
+csharp_space_after_dot = false
+csharp_space_after_keywords_in_control_flow_statements = true
+csharp_space_after_semicolon_in_for_statement = true
+csharp_space_around_binary_operators = before_and_after
+csharp_space_before_colon_in_inheritance_clause = true
+csharp_space_before_comma = false
+csharp_space_before_dot = false
+csharp_space_before_open_square_brackets = false
+csharp_space_before_semicolon_in_for_statement = false
+csharp_space_between_empty_square_brackets = false
+csharp_space_between_method_call_empty_parameter_list_parentheses = false
+csharp_space_between_method_call_name_and_opening_parenthesis = false
+csharp_space_between_method_call_parameter_list_parentheses = false
+csharp_space_between_method_declaration_empty_parameter_list_parentheses = false
+csharp_space_between_method_declaration_name_and_open_parenthesis = false
+csharp_space_between_method_declaration_parameter_list_parentheses = false
+csharp_space_between_parentheses = false
+csharp_space_between_square_brackets = false
+
+# Namespace preference
+csharp_style_namespace_declarations = file_scoped:suggestion
+
+# Types: use keywords instead of BCL types, and permit var only when the type is clear
+csharp_style_var_for_built_in_types = false:suggestion
+csharp_style_var_when_type_is_apparent = true:suggestion
+csharp_style_var_elsewhere = false:suggestion
+
+# Visual Basic files
+[*.vb]
+# Modifier preferences
+visual_basic_preferred_modifier_order = Partial,Default,Private,Protected,Public,Friend,NotOverridable,Overridable,MustOverride,Overloads,Overrides,MustInherit,NotInheritable,Static,Shared,Shadows,ReadOnly,WriteOnly,Dim,Const,WithEvents,Widening,Narrowing,Custom,Async:suggestion
+
+# Xml project files
+[*.{csproj,vbproj,vcxproj,vcxproj.filters,proj,nativeproj,locproj}]
+indent_size = 2
+
+# Xml build files
+[*.builds]
+indent_size = 2
+
+# Xml files
+[*.{xml,stylecop,resx,ruleset}]
+indent_size = 2
+
+# Xml config files
+[*.{props,targets,config,nuspec}]
+indent_size = 2
+
+# Shell scripts
+[*.sh]
+end_of_line = lf
+
+[*.{cmd, bat}]
+end_of_line = crlf
+
+# Markdown files
+[*.md]
+# Double trailing spaces can be used for BR tags, and other instances are enforced by Markdownlint
+trim_trailing_whitespace = false

.github/workflows/code-quality.yml

@@ -0,0 +1,23 @@
+name: Code Quality
+
+on: [push, pull_request]
+
+jobs:
+    code-quality:
+        runs-on: ubuntu-latest
+        steps:
+            - uses: actions/checkout@v4
+
+            - name: Setup .NET
+              uses: actions/setup-dotnet@v4
+              with:
+                  dotnet-version: '8.x'
+
+            - name: Restore dependencies
+              run: dotnet restore
+
+            - name: Build with analyzers
+              run: dotnet build --no-restore
+
+            - name: Check code formatting
+              run: dotnet format --verify-no-changes

Basics.Tests/Basics.Tests.csproj

@@ -10,7 +10,15 @@
     </PropertyGroup>
 
     <ItemGroup>
+        <PackageReference Include="Microsoft.CodeAnalysis.NetAnalyzers" Version="10.0.101">
+          <PrivateAssets>all</PrivateAssets>
+          <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+        </PackageReference>
         <PackageReference Include="Microsoft.NET.Test.Sdk" Version="18.0.1"/>
+        <PackageReference Include="SonarAnalyzer.CSharp" Version="10.16.1.129956">
+          <PrivateAssets>all</PrivateAssets>
+          <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+        </PackageReference>
         <PackageReference Include="xunit" Version="2.9.3"/>
         <PackageReference Include="xunit.runner.visualstudio" Version="3.1.5">
           <PrivateAssets>all</PrivateAssets>

Basics.Tests/StringFormatterTest.cs

@@ -1,4 +1,4 @@
-using Basics_0.Services;
+using Basics.Services;
 using Xunit;
 
 namespace Basics.Test;
@@ -33,5 +33,32 @@ public void SetPrefix_ChangesPrefixInFormatting()
         // Assert
         Assert.Equal("TEST: Jane Smith", result);
     }
-
-};
+
+    [Fact]
+    public void CreateEmail_WithValidInputs_ReturnsCorrectEmail()
+    {
+        // Arrange
+        string userName = "berezin";
+        string domain = "misha.ru";
+
+        // Act
+        var result = StringFormatter.CreateEmail(userName, domain);
+
+        // Assert
+        Assert.Equal("berezin@misha.ru", result);
+    }
+
+    [Fact]
+    public void RepeatString_WithPositiveCount_ReturnsRepeatedString()
+    {
+        // Arrange
+        string input = "abc";
+        int count = 3;
+
+        // Act
+        var result = StringFormatter.RepeatString(input, count);
+
+        // Assert
+        Assert.Equal("abcabcabc", result);
+    }
+};

Basics/Basics.csproj

@@ -3,9 +3,23 @@
     <PropertyGroup>
         <OutputType>Exe</OutputType>
         <TargetFramework>net8.0</TargetFramework>
-        <RootNamespace>Basics_0</RootNamespace>
+        <RootNamespace>Basics</RootNamespace>
         <ImplicitUsings>enable</ImplicitUsings>
         <Nullable>enable</Nullable>
+      <AnalysisLevel>latest</AnalysisLevel>
+      <AnalysisMode>All</AnalysisMode>
+      <EnforceCodeStyleInBuild>true</EnforceCodeStyleInBuild>
+      <NoWarn>$(NoWarn);CA1303</NoWarn>
     </PropertyGroup>
 
+    <ItemGroup>
+      <PackageReference Include="Microsoft.CodeAnalysis.NetAnalyzers" Version="10.0.101">
+        <PrivateAssets>all</PrivateAssets>
+        <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+      </PackageReference>
+      <PackageReference Include="SonarAnalyzer.CSharp" Version="10.16.1.129956">
+        <PrivateAssets>all</PrivateAssets>
+        <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+      </PackageReference>
+    </ItemGroup>
 </Project>

Basics/Models/User.cs

@@ -1,25 +1,21 @@
-namespace Basics_0.Models;
+namespace Basics.Models;
 
 public class User
 {
-    public int id;
-    public string Name;
-    private string _email;
+    public int Id { get; }
+
+    private readonly string _name = "Ruslan";
+
+    private string _email = string.Empty;
 
-    public User()
-    {
-        id = 0;
-        Name = "Unknown";
-        _email = "";
-    }
 
-    public string GetInfo()
+    public string GetInfo
     {
-        return $"User: {Name}, ID: {id}";
+        get => $"User: {_name}, ID: {Id}  Email: {_email}";
     }
 
     public void SetEmail(string email)
     {
         _email = email;
     }
-}
+}

Basics/Program.cs

@@ -1,3 +1,3 @@
-// See https://aka.ms/new-console-template for more information
+// See https://aka.ms/new-console-template for more information
 
-Console.WriteLine("Hello, World!");
+Console.WriteLine("Hello, World!");

Basics/Services/StringFormatter.cs

@@ -1,6 +1,8 @@
-namespace Basics_0.Services;
+using System.Text;
+
+namespace Basics.Services;
 
 public class StringFormatter
 {
     private string _prefix;
 
@@ -20,19 +22,23 @@
         _prefix = prefix;
     }
 
-    public string CreateEmail(string userName, string domain)
+    public static string CreateEmail(string userName, string domain)
     {
         var email = $"{userName}@{domain}";
         return email;
     }
 
-    public string RepeatString(string input, int count)
+    public static string RepeatString(string input, int count)
     {
-        string result = "";
+        ArgumentNullException.ThrowIfNull(input);
+
+        var builder = new StringBuilder(input.Length * count);
+
         for (int i = 0; i < count; i++)
         {
-            result += input;
+            builder.Append(input);
         }
-        return result;
+
+        return builder.ToString();
     }
-}
+}