refactor: update project to .NET 10 with code quality and benchmark improvements

.editorconfig

@@ -0,0 +1,166 @@
+# editorconfig.org
+# https://raw.githubusercontent.com/dotnet/runtime/refs/heads/main/.editorconfig modified.
+
+# top-most EditorConfig file
+root = true
+
+# Default settings:
+# A newline ending every file
+# Use 4 spaces as indentation
+[*]
+insert_final_newline = false
+indent_style = space
+indent_size = 4
+trim_trailing_whitespace = true
+
+# Specify UTF-8 without byte-order mark
+[*.{csproj,locproj,nativeproj,proj,resx,slnx,vbproj}]
+charset = utf-8
+
+
+# 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 = false
+csharp_indent_switch_labels = true
+csharp_indent_labels = one_less_than_current
+
+# Modifier preferences
+csharp_preferred_modifier_order = public,private,protected,internal,file,static,extern,new,virtual,abstract,sealed,override,readonly,unsafe,required,volatile,async: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
+
+# Types: use keywords instead of BCL types, and permit var only when the type is clear
+csharp_style_var_for_built_in_types = true:suggestion
+csharp_style_var_when_type_is_apparent = true:suggestion
+csharp_style_var_elsewhere = false:suggestion
+dotnet_style_predefined_type_for_locals_parameters_members = true:suggestion
+dotnet_style_predefined_type_for_member_access = true: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 _ 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 = _
+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 style defaults
+csharp_using_directive_placement = outside_namespace:suggestion
+dotnet_sort_system_directives_first = true
+csharp_prefer_braces = true:silent
+csharp_preserve_single_line_blocks = true:none
+csharp_preserve_single_line_statements = true:suggestion
+csharp_prefer_static_local_function = true:suggestion
+csharp_prefer_simple_using_statement = false:none
+csharp_style_prefer_switch_expression = true:suggestion
+dotnet_style_readonly_field = true:suggestion
+
+# Expression-level preferences
+dotnet_style_object_initializer = true:suggestion
+dotnet_style_collection_initializer = true:suggestion
+dotnet_style_prefer_collection_expression = when_types_exactly_match
+dotnet_style_explicit_tuple_names = true:suggestion
+dotnet_style_coalesce_expression = true:suggestion
+dotnet_style_null_propagation = true
+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:silent
+dotnet_style_prefer_conditional_expression_over_return = true:silent
+csharp_prefer_simple_default_expression = true:suggestion
+
+# Expression-bodied members
+csharp_style_expression_bodied_methods = true:suggestion
+csharp_style_expression_bodied_constructors = true:suggestion
+csharp_style_expression_bodied_operators = true:suggestion
+csharp_style_expression_bodied_properties = true:suggestion
+csharp_style_expression_bodied_indexers = true:suggestion
+csharp_style_expression_bodied_accessors = true:suggestion
+csharp_style_expression_bodied_lambdas = true:suggestion
+csharp_style_expression_bodied_local_functions = true:suggestion
+
+# 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
+
+# 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_around_declaration_statements = false
+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
+
+
+# Set severity for all analyzers that are enabled by default (https://docs.microsoft.com/en-us/visualstudio/code-quality/use-roslyn-analyzers?view=vs-2022#set-rule-severity-of-multiple-analyzer-rules-at-once-in-an-editorconfig-file)
+dotnet_analyzer_diagnostic.category-roslynator.severity = error
+
+# Enable/disable all refactorings
+roslynator_refactorings.enabled = true
+
+# Enable/disable all compiler diagnostic fixes
+roslynator_compiler_diagnostic_fixes.enabled = true

.github/workflows/cd.yml

@@ -12,7 +12,7 @@ name: CD
 on:
   release:
     types: [published]
-    
+
 # A workflow run is made up of one or more jobs that can run sequentially or in parallel
 jobs:
   # This workflow contains a single job called "build"
@@ -23,13 +23,13 @@ jobs:
     # Steps represent a sequence of tasks that will be executed as part of the job
     steps:
     # Checks-out your repository under $GITHUB_WORKSPACE, so your job can access it
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v6
 
     # Runs a single command using the runners shell
-    - name: Setup .NET Core
-      uses: actions/setup-dotnet@v1
+    - name: Setup .NET
+      uses: actions/setup-dotnet@v5
       with:
-        dotnet-version: 6.0.x
+        dotnet-version: 10.0.x
 
     - name: Build
       run: dotnet build --configuration Release

.github/workflows/ci.yml

@@ -10,20 +10,20 @@ on:
     paths-ignore:
       - 'README.md'
   workflow_dispatch:
-        
+
 jobs:
   build:
 
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v2
-    
+    - uses: actions/checkout@v6
+
     - name: Setup .NET
-      uses: actions/setup-dotnet@v1
+      uses: actions/setup-dotnet@v5
       with:
-        dotnet-version: 6.0.x
-        
+        dotnet-version: 10.0.x
+
     - name: Build
       run: dotnet build --configuration Release
       working-directory: ./src/FileSizeFromBase64.NET

Directory.Build.props

@@ -0,0 +1,32 @@
+<Project>
+  <PropertyGroup>
+    <LangVersion>latest</LangVersion>
+    <ImplicitUsings>false</ImplicitUsings>
+    <Nullable>enable</Nullable>
+
+    <TreatWarningsAsErrors>true</TreatWarningsAsErrors>
+    <AccelerateBuildsInVisualStudio>true</AccelerateBuildsInVisualStudio>
+    <EnforceCodeStyleInBuild>true</EnforceCodeStyleInBuild>
+    <AnalysisLevel>latest</AnalysisLevel>
+    <AnalysisMode>Recommended</AnalysisMode>
+    <CodeAnalysisTreatWarningsAsErrors>true</CodeAnalysisTreatWarningsAsErrors>
+
+    <ManagePackageVersionsCentrally>false</ManagePackageVersionsCentrally>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageReference Include="Roslynator.Analyzers" Version="4.15.0">
+      <PrivateAssets>all</PrivateAssets>
+      <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+    </PackageReference>
+    <PackageReference Include="Roslynator.Formatting.Analyzers" Version="4.15.0">
+      <PrivateAssets>all</PrivateAssets>
+      <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+    </PackageReference>
+    <PackageReference Include="Microsoft.VisualStudio.Threading.Analyzers" Version="17.14.15">
+      <PrivateAssets>all</PrivateAssets>
+      <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+    </PackageReference>
+  </ItemGroup>
+
+</Project>

FileSizeFromBase64.NET.slnx

@@ -0,0 +1,19 @@
+<Solution>
+  <Folder Name="/Solutions Items/">
+    <File Path=".editorconfig" />
+    <File Path=".gitignore" />
+    <File Path="Directory.Build.props" />
+    <File Path="global.json" />
+    <File Path="README.md" />
+    <File Path=".github/workflows/ci.yml"/>
+    <File Path=".github/workflows/cd.yml"/>
+  </Folder>
+  <Folder Name="/src/">
+    <Project Path="src/FileSizeFromBase64.NET/FileSizeFromBase64.NET.csproj" />
+  </Folder>
+  <Folder Name="/tests/">
+    <Project Path="tests/FileSizeFromBase64.Benchmarks/FileSizeFromBase64.Benchmarks.csproj" />
+    <Project Path="tests/FileSizeFromBase64.NET.ConsoleApp/FileSizeFromBase64.NET.ConsoleApp.csproj" />
+    <Project Path="tests/FileSizeFromBase64.NET.Tests/FileSizeFromBase64.NET.Tests.csproj" />
+  </Folder>
+</Solution>

global.json

@@ -0,0 +1,6 @@
+{
+  "sdk": {
+    "version": "10.0.100",
+    "rollForward": "latestFeature"
+  }
+}

src/FileSizeFromBase64.NET/FileSizeHelpers.cs

@@ -17,17 +17,26 @@ public static class FileSizeHelpers
         public static double GetFileSizeFromBase64String(string base64String, bool applyPaddingsRules = false, UnitsOfMeasurement unitsOfMeasurement = UnitsOfMeasurement.Byte)
         {
             if (string.IsNullOrEmpty(base64String)) return 0;
-
-            var base64Length =  base64String.AsSpan().Slice(base64String.IndexOf(',') + 1).Length;
-
+
+            var base64Length = base64String
+                .AsSpan()
+                [(base64String.IndexOf(',', StringComparison.Ordinal) + 1)..]
+                .Length;
+
             var fileSizeInByte = Math.Ceiling((double)base64Length / 4) * 3;
-           
+
             if (applyPaddingsRules && base64Length >= 2)
             {
-                var paddings = base64String.AsSpan()[^2..];
-                fileSizeInByte = paddings.EndsWith("==") ? fileSizeInByte - 2 :
-                    paddings[1].Equals('=') ? fileSizeInByte - 1 : fileSizeInByte;
+                ReadOnlySpan<char> paddings = base64String.AsSpan()[^2..];
+
+                fileSizeInByte = paddings switch
+                {
+                    _ when paddings.Equals("==", StringComparison.Ordinal) => fileSizeInByte - 2,
+                    _ when paddings[1].Equals('=') => fileSizeInByte - 1,
+                    _ => fileSizeInByte
+                };
             }
+
             return fileSizeInByte > 0 ? fileSizeInByte / (int)unitsOfMeasurement : 0;
         }
     }
@@ -41,13 +50,15 @@ public enum UnitsOfMeasurement
         /// B.
         /// </summary>
         Byte = 1,
+
         /// <summary>
         /// KB.
         /// </summary>
         KiloByte = 1_024,
+
         /// <summary>
         /// MB.
         /// </summary>
         MegaByte = 1_048_576
     }
-}
+}