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refactor(generator): overhaul pipeline again..
* replace the legacy generator core with the new model/parser/formatter pipeline and special-type aliases * emit fully-qualified matcher usage identifiers and updated matcher-usage fixtures * add ref project build tests and align ref project config/property visibility for the project-referenced source generator
1 parent 0c2b93a commit bbe5c03

35 files changed

Lines changed: 2248 additions & 2108 deletions

‎ref/Tenekon.MethodOverloads.AcceptanceCriterias/.editorconfig‎

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This file was deleted.

‎ref/Tenekon.MethodOverloads.AcceptanceCriterias/.globalconfig‎

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// This is part of the acceptance criterias testing.
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// Add here diagnostic that are errors and not suppressable.
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dotnet_diagnostic.MOG007.severity = warning
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dotnet_diagnostic.MOG009.severity = warning
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dotnet_diagnostic.MOG010.severity = warning

ref/Tenekon.MethodOverloads.AcceptanceCriterias/MatcherUsage/Class_1.cs renamed to ref/Tenekon.MethodOverloads.AcceptanceCriterias/MatcherUsage/Class_MatcherUsage_1.cs

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@@ -6,14 +6,14 @@ namespace Tenekon.MethodOverloads.AcceptanceCriterias.MatcherUsage;
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/// <summary>
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/// Matcher matches target, but overload generation is skipped due to defaults inside window.
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/// </summary>
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internal interface Class_1_Matcher
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internal interface Class_MatcherUsage_1_Matcher
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{
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[GenerateOverloads(nameof(optional))]
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void Match(int required, int optional);
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}
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[GenerateMethodOverloads(Matchers = [typeof(Class_1_Matcher)])]
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public class Class_33
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[GenerateMethodOverloads(Matchers = [typeof(Class_MatcherUsage_1_Matcher)])]
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public class Class_MatcherUsage_1
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{
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[SuppressMessage("MethodOverloadsGenerator", "MOG003")]
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public void Case_1(int required, int optional = 42) { }

‎ref/Tenekon.MethodOverloads.AcceptanceCriterias/Tenekon.MethodOverloads.AcceptanceCriterias.csproj‎

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@@ -1,17 +1,23 @@
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<Project Sdk="Microsoft.NET.Sdk">
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<PropertyGroup>
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<TargetFramework>net10.0</TargetFramework>
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<ImplicitUsings>enable</ImplicitUsings>
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<Nullable>enable</Nullable>
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<IsPackable>false</IsPackable>
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<TenekonMethodOverloadsSourceGeneratorAttributesOnly>true</TenekonMethodOverloadsSourceGeneratorAttributesOnly>
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</PropertyGroup>
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<PropertyGroup>
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<TargetFramework>net10.0</TargetFramework>
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<ImplicitUsings>enable</ImplicitUsings>
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<Nullable>enable</Nullable>
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<IsPackable>false</IsPackable>
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</PropertyGroup>
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<ItemGroup>
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<ProjectReference Include="..\..\src\Tenekon.MethodOverloads.SourceGenerator\Tenekon.MethodOverloads.SourceGenerator.csproj"
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OutputItemType="Analyzer"
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ReferenceOutputAssembly="false" />
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</ItemGroup>
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<PropertyGroup>
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<TenekonMethodOverloadsSourceGeneratorAttributesOnly Condition="'$(TenekonMethodOverloadsSourceGeneratorAttributesOnly)' == ''">true</TenekonMethodOverloadsSourceGeneratorAttributesOnly>
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</PropertyGroup>
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<Import Project="..\..\buildTransitive\Tenekon.MethodOverloads.SourceGenerator.props" />
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<ItemGroup>
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<ProjectReference Include="..\..\src\Tenekon.MethodOverloads.SourceGenerator\Tenekon.MethodOverloads.SourceGenerator.csproj"
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OutputItemType="Analyzer"
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ReferenceOutputAssembly="false"/>
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<None Include=".globalconfig" />
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</ItemGroup>
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</Project>

‎src/Tenekon.MethodOverloads.SourceGenerator/AttributeNames.cs‎

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namespace Tenekon.MethodOverloads.SourceGenerator;
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internal static class AttributeNames
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{
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public const string GenerateOverloadsAttribute = "Tenekon.MethodOverloads.SourceGenerator.GenerateOverloadsAttribute";
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public const string GenerateMethodOverloadsAttribute = "Tenekon.MethodOverloads.SourceGenerator.GenerateMethodOverloadsAttribute";
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public const string OverloadGenerationOptionsAttribute = "Tenekon.MethodOverloads.SourceGenerator.OverloadGenerationOptionsAttribute";
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}

‎src/Tenekon.MethodOverloads.SourceGenerator/DebugGuard.cs‎

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using System.Diagnostics;
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namespace Tenekon.MethodOverloads.SourceGenerator;
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internal static class DebugGuard
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{
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private const string LaunchDebuggerOnStartEnvVar = "TENEKON_MOG_LAUNCH_DEBUGGER_ON_START";
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private const string LaunchDebuggerOnExceptionEnvVar = "TENEKON_MOG_LAUNCH_DEBUGGER_ON_EXCEPTION";
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public static void MaybeLaunchDebuggerOnStartup()
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{
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if (GetBooleanEnvironmentVariable(LaunchDebuggerOnStartEnvVar))
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{
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Debugger.Launch();
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}
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}
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public static void Invoke<T1, T2>(this Action<T1, T2> action, T1 arg1, T2 arg2)
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{
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try
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{
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action(arg1, arg2);
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}
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catch
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{
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MaybeLaunchDebuggerOnException();
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throw;
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}
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}
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public static TResult Invoke<T1, T2, T3, TResult>(Func<T1, T2, T3, TResult> func, T1 arg1, T2 arg2, T3 arg3)
32+
{
33+
try
34+
{
35+
return func(arg1, arg2, arg3);
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}
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catch
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{
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MaybeLaunchDebuggerOnException();
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throw;
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}
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}
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private static void MaybeLaunchDebuggerOnException()
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{
46+
if (GetBooleanEnvironmentVariable(LaunchDebuggerOnExceptionEnvVar))
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{
48+
Debugger.Launch();
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}
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}
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private static bool GetBooleanEnvironmentVariable(string envVarName)
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{
54+
#pragma warning disable RS1035 // Do not use APIs banned for analyzers
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if (Environment.GetEnvironmentVariable(envVarName) is not string value)
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#pragma warning restore RS1035 // Do not use APIs banned for analyzers
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{
58+
return false;
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}
60+
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return int.TryParse(value, out int intResult) ? intResult is not 0 :
62+
bool.TryParse(value, out bool boolResult) && boolResult;
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}
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}

‎src/Tenekon.MethodOverloads.SourceGenerator/Helpers/EquatableArray.cs‎

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using System.Collections.Immutable;
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namespace Tenekon.MethodOverloads.SourceGenerator.Helpers;
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internal readonly record struct EquatableArray<T>(ImmutableArray<T> Items)
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{
7+
public static EquatableArray<T> Empty => new(ImmutableArray<T>.Empty);
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public bool Equals(EquatableArray<T> other)
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{
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var left = Items;
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var right = other.Items;
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if (left.Length != right.Length)
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{
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return false;
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}
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for (var i = 0; i < left.Length; i++)
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{
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if (!EqualityComparer<T>.Default.Equals(left[i], right[i]))
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{
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return false;
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}
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}
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return true;
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}
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public override int GetHashCode()
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{
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var hash = 17;
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foreach (var item in Items)
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{
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hash = (hash * 31) + (item is null ? 0 : item.GetHashCode());
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}
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return hash;
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}
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}

‎src/Tenekon.MethodOverloads.SourceGenerator/Helpers/IncrementalValues.cs‎

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using Microsoft.CodeAnalysis;
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namespace Tenekon.MethodOverloads.SourceGenerator.Helpers;
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internal static class IncrementalValuesExtensions
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{
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public static IncrementalValuesProvider<TResult> GroupBy<TSource, TKey, TResult>(
8+
this IncrementalValuesProvider<TSource> source,
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Func<TSource, TKey> keySelector,
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Func<TKey, IEnumerable<TSource>, TResult> resultSelector,
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IEqualityComparer<TKey>? keyComparer = null)
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{
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keyComparer ??= EqualityComparer<TKey>.Default;
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return source.Collect().SelectMany((values, _) => values.GroupBy(keySelector, resultSelector, keyComparer));
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}
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}

‎src/Tenekon.MethodOverloads.SourceGenerator/Helpers/RoslynHelpers.cs‎

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using Microsoft.CodeAnalysis;
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namespace Tenekon.MethodOverloads.SourceGenerator.Helpers;
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internal static class RoslynHelpers
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{
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public static readonly SymbolDisplayFormat TypeDisplayFormat =
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SymbolDisplayFormat.FullyQualifiedFormat.WithMiscellaneousOptions(
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SymbolDisplayMiscellaneousOptions.IncludeNullableReferenceTypeModifier |
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SymbolDisplayMiscellaneousOptions.UseSpecialTypes);
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12+
public static readonly SymbolDisplayFormat SignatureDisplayFormat = SymbolDisplayFormat.FullyQualifiedFormat;
13+
14+
public static AttributeData? GetAttribute(ISymbol symbol, string attributeName)
15+
{
16+
foreach (var attribute in symbol.GetAttributes())
17+
{
18+
var name = attribute.AttributeClass?.Name;
19+
if (name is null)
20+
{
21+
continue;
22+
}
23+
24+
if (string.Equals(name, attributeName, StringComparison.Ordinal) ||
25+
(attributeName.EndsWith("Attribute", StringComparison.Ordinal) &&
26+
string.Equals(name, attributeName.Substring(0, attributeName.Length - "Attribute".Length), StringComparison.Ordinal)))
27+
{
28+
return attribute;
29+
}
30+
}
31+
32+
return null;
33+
}
34+
35+
public static bool IsAttributeNameMatch(string name, string expected)
36+
{
37+
if (string.Equals(name, expected, StringComparison.Ordinal) ||
38+
string.Equals(name, expected + "Attribute", StringComparison.Ordinal))
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{
40+
return true;
41+
}
42+
43+
return name.EndsWith("." + expected, StringComparison.Ordinal) ||
44+
name.EndsWith("." + expected + "Attribute", StringComparison.Ordinal);
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}
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}

‎src/Tenekon.MethodOverloads.SourceGenerator/Helpers/SourceLocationModel.cs‎

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using Microsoft.CodeAnalysis;
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using Microsoft.CodeAnalysis.CSharp;
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using Microsoft.CodeAnalysis.Text;
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namespace Tenekon.MethodOverloads.SourceGenerator.Helpers;
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7+
internal readonly record struct SourceFileModel(string Path, string Text, LanguageVersion LanguageVersion)
8+
{
9+
public SyntaxTree CreateSyntaxTree()
10+
{
11+
var options = new CSharpParseOptions(LanguageVersion);
12+
return CSharpSyntaxTree.ParseText(Text, options, Path);
13+
}
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}
15+
16+
internal readonly record struct SourceLocationModel(
17+
string Path,
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int SpanStart,
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int SpanLength,
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int StartLine,
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int StartCharacter,
22+
int EndLine,
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int EndCharacter)
24+
{
25+
public Location ToLocation()
26+
{
27+
var span = new TextSpan(SpanStart, SpanLength);
28+
if (string.IsNullOrEmpty(Path))
29+
{
30+
return Location.None;
31+
}
32+
33+
var lineSpan = new LinePositionSpan(
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new LinePosition(StartLine, StartCharacter),
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new LinePosition(EndLine, EndCharacter));
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return Location.Create(Path, span, lineSpan);
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}
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public static SourceLocationModel FromSyntaxNode(SyntaxNode node)
40+
{
41+
return FromLocation(node.GetLocation());
42+
}
43+
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public static SourceLocationModel FromSyntaxToken(SyntaxToken token)
45+
{
46+
return FromLocation(token.GetLocation());
47+
}
48+
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private static SourceLocationModel FromLocation(Location location)
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{
51+
var lineSpan = location.GetLineSpan();
52+
return new SourceLocationModel(
53+
location.SourceTree?.FilePath ?? string.Empty,
54+
location.SourceSpan.Start,
55+
location.SourceSpan.Length,
56+
lineSpan.StartLinePosition.Line,
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lineSpan.StartLinePosition.Character,
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lineSpan.EndLinePosition.Line,
59+
lineSpan.EndLinePosition.Character);
60+
}
61+
}

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