ef update wip
This commit is contained in:
CodeLiturgy
parent
340a89bbd2
commit
c34da98ad8
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@ -45,6 +45,7 @@
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<ItemGroup>
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<Folder Include="bin\Release\netstandard2.0" />
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<Folder Include="Sources\EntityFramework" />
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</ItemGroup>
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</Project>
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@ -46,11 +46,11 @@ namespace MapTo
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protected ImmutableArray<string> Usings { get; private set; }
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public static EfGeneratorContext Create(Compilation compilation, SourceGenerationOptions sourceGenerationOptions, MemberDeclarationSyntax typeSyntax)
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public static EfGeneratorContext Create(Compilation compilation, SourceGenerationOptions sourceGenerationOptions, CandidateMember candidateMember)
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{
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EfGeneratorContext context = typeSyntax switch
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EfGeneratorContext context = candidateMember.MemberDeclarationSyntax switch
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{
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PropertyDeclarationSyntax => new EfGeneratorContext(compilation, sourceGenerationOptions, typeSyntax),
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PropertyDeclarationSyntax => new EfGeneratorContext(compilation, sourceGenerationOptions, candidateMember.MemberDeclarationSyntax),
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_ => throw new ArgumentOutOfRangeException()
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};
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@ -10,15 +10,6 @@ using Microsoft.CodeAnalysis.CSharp.Syntax;
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namespace MapTo
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{
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/*/// <summary>
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/// Base source code generator typed class.
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/// </summary>
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public class SourceCodeGenerator : ISourceGenerator
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{
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public virtual void Initialize(GeneratorInitializationContext context) {}
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public virtual void Execute(GeneratorExecutionContext context) {}
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}*/
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/// <summary>
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/// Ef methods source generator
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/// </summary>
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@ -34,12 +25,15 @@ namespace MapTo
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/// <inheritdoc />
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public void Execute(GeneratorExecutionContext context)
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{
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try
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{
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var options = SourceGenerationOptions.From(context);
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var compilation = context.Compilation
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.AddSource(ref context, EfAddMethodsAttributeSource.Generate(options));
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.AddSource(ref context, EfAddMethodsAttributeSource.Generate(options))
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.AddSource(ref context, EfUpdateMethodsAttributeSource.Generate(options));
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if (context.SyntaxReceiver is EfMethodsSyntaxReceiver receiver && receiver.CandidateMembers.Any())
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{
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@ -53,7 +47,7 @@ namespace MapTo
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}
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}
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private static void AddGeneratedExtensions(GeneratorExecutionContext context, Compilation compilation, IEnumerable<MemberDeclarationSyntax> candidateTypes, SourceGenerationOptions options)
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private static void AddGeneratedExtensions(GeneratorExecutionContext context, Compilation compilation, IEnumerable<CandidateMember> candidateTypes, SourceGenerationOptions options)
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{
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//SpinWait.SpinUntil(() => Debugger.IsAttached);
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@ -68,7 +62,7 @@ namespace MapTo
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}
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var (source, hintName) = memberDeclarationSyntax switch
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var (source, hintName) = memberDeclarationSyntax.MemberDeclarationSyntax switch
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{
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PropertyDeclarationSyntax => EfMethodsSource.Generate(mappingContext.Model),
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_ => throw new ArgumentOutOfRangeException()
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@ -6,9 +6,22 @@ using Microsoft.CodeAnalysis.CSharp.Syntax;
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namespace MapTo
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{
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internal enum EfMethodsAttributeType
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{
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Add,
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Update,
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Invalid
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}
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internal record CandidateMember(
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MemberDeclarationSyntax MemberDeclarationSyntax,
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EfMethodsAttributeType AttributeType
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);
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internal class EfMethodsSyntaxReceiver : ISyntaxReceiver
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{
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public List<MemberDeclarationSyntax> CandidateMembers { get; } = new();
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public List<CandidateMember> CandidateMembers { get; } = new();
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public void OnVisitSyntaxNode(SyntaxNode syntaxNode)
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{
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@ -17,22 +30,44 @@ namespace MapTo
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return;
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}
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var syntaxAttributeState = EfMethodsAttributeType.Invalid;
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var attributeSyntax = attributes
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.SelectMany(a => a.Attributes)
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.FirstOrDefault(a => a.Name is
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IdentifierNameSyntax { Identifier: { ValueText: EfAddMethodsAttributeSource.AttributeName } } // For: [EfAddMethods]
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or
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QualifiedNameSyntax // For: [MapTo.EfAddMethods]
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{
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Left: IdentifierNameSyntax { Identifier: { ValueText: Constants.RootNamespace } },
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Right: IdentifierNameSyntax { Identifier: { ValueText: EfAddMethodsAttributeSource.AttributeName } }
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}
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);
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.FirstOrDefault(a =>
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{
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syntaxAttributeState = IsValidAttributeType(a);
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return syntaxAttributeState != EfMethodsAttributeType.Invalid;
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});
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if (attributeSyntax is not null)
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{
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CandidateMembers.Add(typeDeclarationSyntax);
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CandidateMembers.Add(new CandidateMember(typeDeclarationSyntax, syntaxAttributeState));
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}
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}
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private static EfMethodsAttributeType IsValidAttributeType(AttributeSyntax a)
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{
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return a.Name switch
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{
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IdentifierNameSyntax { Identifier: { ValueText: EfAddMethodsAttributeSource.AttributeName } } // For: [EfAddMethods]
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or QualifiedNameSyntax // For: [MapTo.EfAddMethods]
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{
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Left: IdentifierNameSyntax { Identifier: { ValueText: Constants.RootNamespace } },
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Right: IdentifierNameSyntax { Identifier: { ValueText: EfAddMethodsAttributeSource.AttributeName } }
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} => EfMethodsAttributeType.Add,
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IdentifierNameSyntax { Identifier: { ValueText: EfUpdateMethodsAttributeSource.AttributeName } } // For: [EfAddMethods]
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or QualifiedNameSyntax // For: [MapTo.EfUpdateMethods]
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{
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Left: IdentifierNameSyntax { Identifier: { ValueText: Constants.RootNamespace } },
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Right: IdentifierNameSyntax { Identifier: { ValueText: EfUpdateMethodsAttributeSource.AttributeName } }
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} => EfMethodsAttributeType.Update,
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_ => EfMethodsAttributeType.Invalid
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};
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}
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}
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}
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@ -0,0 +1,46 @@
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using static MapTo.Sources.Constants;
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namespace MapTo.Sources
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{
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public class EfUpdateMethodsAttributeSource
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{
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internal const string AttributeName = "EfUpdateMethods";
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internal const string AttributeClassName = AttributeName + "Attribute";
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internal const string FullyQualifiedName = RootNamespace + "." + AttributeClassName;
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internal static SourceCode Generate(SourceGenerationOptions options)
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{
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using var builder = new SourceBuilder()
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.WriteLine(GeneratedFilesHeader)
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.WriteLine("using System;")
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.WriteLine()
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.WriteLine($"namespace {RootNamespace}")
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.WriteOpeningBracket();
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if (options.GenerateXmlDocument)
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{
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builder
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.WriteLine("/// <summary>")
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.WriteLine("/// Generate Add methods for interacting with the entity")
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.WriteLine("/// </summary>");
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}
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builder
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.WriteLine("[AttributeUsage(AttributeTargets.Property | AttributeTargets.Field)]")
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.WriteLine($"public sealed class {AttributeName}Attribute : Attribute")
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.WriteOpeningBracket();
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builder
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.WriteLine($"public {AttributeName}Attribute(Type updateType = null, Type returnType = null, string keyPropertyMemberName, Type keyPropertyMemberType)")
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.WriteOpeningBracket()
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.WriteClosingBracket()
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.WriteLine();
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builder
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.WriteClosingBracket() // class
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.WriteClosingBracket(); // namespace
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return new(builder.ToString(), $"{AttributeName}Attribute.g.cs");
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}
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}
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}
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