Primary constructors

src/Riok.Mapperly/Configuration/AttributeDataAccessor.cs

@@ -8,18 +8,11 @@ namespace Riok.Mapperly.Configuration;
 /// <summary>
 /// Creates <see cref="Attribute"/> instances by resolving attribute data from provided symbols.
 /// </summary>
-public class AttributeDataAccessor
+public class AttributeDataAccessor(SymbolAccessor symbolAccessor)
 {
     private const string NameOfOperatorName = "nameof";
     private const char FullNameOfPrefix = '@';
 
-    private readonly SymbolAccessor _symbolAccessor;
-
-    public AttributeDataAccessor(SymbolAccessor symbolAccessor)
-    {
-        _symbolAccessor = symbolAccessor;
-    }
-
     public TData AccessSingle<TAttribute, TData>(ISymbol symbol)
         where TAttribute : Attribute
         where TData : notnull => Access<TAttribute, TData>(symbol).Single();
@@ -29,7 +22,7 @@ public TData AccessSingle<TAttribute, TData>(ISymbol symbol)
         where TData : notnull => Access<TAttribute, TData>(symbol).FirstOrDefault();
 
     public bool HasAttribute<TAttribute>(ISymbol symbol)
-        where TAttribute : Attribute => _symbolAccessor.HasAttribute<TAttribute>(symbol);
+        where TAttribute : Attribute => symbolAccessor.HasAttribute<TAttribute>(symbol);
 
     public IEnumerable<TAttribute> Access<TAttribute>(ISymbol symbol)
         where TAttribute : Attribute => Access<TAttribute, TAttribute>(symbol);
@@ -49,7 +42,7 @@ public IEnumerable<TData> Access<TAttribute, TData>(ISymbol symbol)
         where TAttribute : Attribute
         where TData : notnull
     {
-        var attrDatas = _symbolAccessor.GetAttributes<TAttribute>(symbol);
+        var attrDatas = symbolAccessor.GetAttributes<TAttribute>(symbol);
         foreach (var attrData in attrDatas)
         {
             yield return Access<TAttribute, TData>(attrData);

src/Riok.Mapperly/Configuration/EnumConfiguration.cs

@@ -7,17 +7,12 @@ namespace Riok.Mapperly.Configuration;
 /// Represents the <see cref="MapEnumAttribute"/>
 /// with enum values as typed constants.
 /// </summary>
-public class EnumConfiguration
+public class EnumConfiguration(EnumMappingStrategy strategy)
 {
-    public EnumConfiguration(EnumMappingStrategy strategy)
-    {
-        Strategy = strategy;
-    }
-
     /// <summary>
     /// The strategy to be used to map enums.
     /// </summary>
-    public EnumMappingStrategy Strategy { get; }
+    public EnumMappingStrategy Strategy { get; } = strategy;
 
     /// <summary>
     /// Whether the case should be ignored during mappings.

src/Riok.Mapperly/Descriptors/Enumerables/EnsureCapacity/EnsureCapacityMember.cs

@@ -12,24 +12,15 @@ namespace Riok.Mapperly.Descriptors.Enumerables.EnsureCapacity;
 /// target.EnsureCapacity(source.Length + target.Count);
 /// </code>
 /// </remarks>
-public class EnsureCapacityMember : EnsureCapacityInfo
+public class EnsureCapacityMember(string targetAccessor, string sourceAccessor) : EnsureCapacityInfo
 {
-    private readonly string _targetAccessor;
-    private readonly string _sourceAccessor;
-
-    public EnsureCapacityMember(string targetAccessor, string sourceAccessor)
-    {
-        _targetAccessor = targetAccessor;
-        _sourceAccessor = sourceAccessor;
-    }
-
     public override StatementSyntax Build(TypeMappingBuildContext ctx, ExpressionSyntax target)
     {
         return EnsureCapacityStatement(
             ctx.SyntaxFactory,
             target,
-            MemberAccess(ctx.Source, _sourceAccessor),
-            MemberAccess(target, _targetAccessor)
+            MemberAccess(ctx.Source, sourceAccessor),
+            MemberAccess(target, targetAccessor)
         );
     }
 }

src/Riok.Mapperly/Descriptors/Enumerables/EnsureCapacity/EnsureCapacityNonEnumerated.cs

@@ -18,21 +18,13 @@ namespace Riok.Mapperly.Descriptors.Enumerables.EnsureCapacity;
 ///     target.EnsureCapacity(sourceCount + target.Count);
 /// </code>
 /// </remarks>
-public class EnsureCapacityNonEnumerated : EnsureCapacityInfo
+public class EnsureCapacityNonEnumerated(string targetAccessor, IMethodSymbol getNonEnumeratedMethod) : EnsureCapacityInfo
 {
     private const string SourceCountVariableName = "sourceCount";
-    private readonly string _targetAccessor;
-    private readonly IMethodSymbol _getNonEnumeratedMethod;
-
-    public EnsureCapacityNonEnumerated(string targetAccessor, IMethodSymbol getNonEnumeratedMethod)
-    {
-        _targetAccessor = targetAccessor;
-        _getNonEnumeratedMethod = getNonEnumeratedMethod;
-    }
 
     public override StatementSyntax Build(TypeMappingBuildContext ctx, ExpressionSyntax target)
     {
-        var targetCount = MemberAccess(target, _targetAccessor);
+        var targetCount = MemberAccess(target, targetAccessor);
 
         var countIdentifier = Identifier(ctx.NameBuilder.New(SourceCountVariableName));
         var countIdentifierName = IdentifierName(countIdentifier);
@@ -42,7 +34,7 @@ public override StatementSyntax Build(TypeMappingBuildContext ctx, ExpressionSyn
         var outVarArgument = Argument(DeclarationExpression(VarIdentifier, SingleVariableDesignation(countIdentifier)))
             .WithRefOrOutKeyword(TrailingSpacedToken(SyntaxKind.OutKeyword));
 
-        var getNonEnumeratedInvocation = StaticInvocation(_getNonEnumeratedMethod, enumerableArgument, outVarArgument);
+        var getNonEnumeratedInvocation = StaticInvocation(getNonEnumeratedMethod, enumerableArgument, outVarArgument);
         var ensureCapacity = EnsureCapacityStatement(ctx.SyntaxFactory.AddIndentation(), target, countIdentifierName, targetCount);
         return ctx.SyntaxFactory.If(getNonEnumeratedInvocation, ensureCapacity);
     }

src/Riok.Mapperly/Descriptors/MappingBodyBuilders/BuilderContext/MembersContainerBuilderContext.cs

@@ -8,14 +8,13 @@ namespace Riok.Mapperly.Descriptors.MappingBodyBuilders.BuilderContext;
 /// An <see cref="IMembersContainerBuilderContext{T}"/> implementation.
 /// </summary>
 /// <typeparam name="T">The type of mapping.</typeparam>
-public class MembersContainerBuilderContext<T> : MembersMappingBuilderContext<T>, IMembersContainerBuilderContext<T>
+public class MembersContainerBuilderContext<T>(MappingBuilderContext builderContext, T mapping)
+    : MembersMappingBuilderContext<T>(builderContext, mapping),
+        IMembersContainerBuilderContext<T>
     where T : IMemberAssignmentTypeMapping
 {
     private readonly Dictionary<MemberPath, MemberNullDelegateAssignmentMapping> _nullDelegateMappings = new();
 
-    public MembersContainerBuilderContext(MappingBuilderContext builderContext, T mapping)
-        : base(builderContext, mapping) { }
-
     public void AddMemberAssignmentMapping(IMemberAssignmentMapping memberMapping) => AddMemberAssignmentMapping(Mapping, memberMapping);
 
     public void AddNullDelegateMemberAssignmentMapping(IMemberAssignmentMapping memberMapping)

src/Riok.Mapperly/Descriptors/MappingBodyBuilders/BuilderContext/NewInstanceBuilderContext.cs

@@ -7,12 +7,11 @@ namespace Riok.Mapperly.Descriptors.MappingBodyBuilders.BuilderContext;
 /// An implementation of <see cref="INewInstanceBuilderContext{T}"/>.
 /// </summary>
 /// <typeparam name="T">The type of the mapping.</typeparam>
-public class NewInstanceBuilderContext<T> : MembersMappingBuilderContext<T>, INewInstanceBuilderContext<T>
+public class NewInstanceBuilderContext<T>(MappingBuilderContext builderContext, T mapping)
+    : MembersMappingBuilderContext<T>(builderContext, mapping),
+        INewInstanceBuilderContext<T>
     where T : INewInstanceObjectMemberMapping
 {
-    public NewInstanceBuilderContext(MappingBuilderContext builderContext, T mapping)
-        : base(builderContext, mapping) { }
-
     public void AddInitMemberMapping(MemberAssignmentMapping mapping)
     {
         SetSourceMemberMapped(mapping.SourcePath);

src/Riok.Mapperly/Descriptors/MappingBodyBuilders/BuilderContext/NewInstanceContainerBuilderContext.cs

@@ -8,12 +8,11 @@ namespace Riok.Mapperly.Descriptors.MappingBodyBuilders.BuilderContext;
 /// which supports containers (<seealso cref="MembersContainerBuilderContext{T}"/>).
 /// </summary>
 /// <typeparam name="T"></typeparam>
-public class NewInstanceContainerBuilderContext<T> : MembersContainerBuilderContext<T>, INewInstanceBuilderContext<T>
+public class NewInstanceContainerBuilderContext<T>(MappingBuilderContext builderContext, T mapping)
+    : MembersContainerBuilderContext<T>(builderContext, mapping),
+        INewInstanceBuilderContext<T>
     where T : INewInstanceObjectMemberMapping, IMemberAssignmentTypeMapping
 {
-    public NewInstanceContainerBuilderContext(MappingBuilderContext builderContext, T mapping)
-        : base(builderContext, mapping) { }
-
     public void AddInitMemberMapping(MemberAssignmentMapping mapping)
     {
         SetSourceMemberMapped(mapping.SourcePath);

src/Riok.Mapperly/Descriptors/MappingBodyBuilders/BuilderContext/NewValueTupleConstructorBuilderContext.cs

@@ -7,12 +7,11 @@ namespace Riok.Mapperly.Descriptors.MappingBodyBuilders.BuilderContext;
 /// An implementation of <see cref="INewValueTupleBuilderContext{T}"/>.
 /// </summary>
 /// <typeparam name="T">The type of the mapping.</typeparam>
-public class NewValueTupleConstructorBuilderContext<T> : MembersMappingBuilderContext<T>, INewValueTupleBuilderContext<T>
+public class NewValueTupleConstructorBuilderContext<T>(MappingBuilderContext builderContext, T mapping)
+    : MembersMappingBuilderContext<T>(builderContext, mapping),
+        INewValueTupleBuilderContext<T>
     where T : INewValueTupleMapping
 {
-    public NewValueTupleConstructorBuilderContext(MappingBuilderContext builderContext, T mapping)
-        : base(builderContext, mapping) { }
-
     public void AddTupleConstructorParameterMapping(ValueTupleConstructorParameterMapping mapping)
     {
         MemberConfigsByRootTargetName.Remove(mapping.Parameter.Name);

src/Riok.Mapperly/Descriptors/MappingBodyBuilders/BuilderContext/NewValueTupleExpressionBuilderContext.cs

@@ -7,12 +7,11 @@ namespace Riok.Mapperly.Descriptors.MappingBodyBuilders.BuilderContext;
 /// An implementation of <see cref="INewValueTupleBuilderContext{T}"/>.
 /// </summary>
 /// <typeparam name="T">The type of the mapping.</typeparam>
-public class NewValueTupleExpressionBuilderContext<T> : MembersContainerBuilderContext<T>, INewValueTupleBuilderContext<T>
+public class NewValueTupleExpressionBuilderContext<T>(MappingBuilderContext builderContext, T mapping)
+    : MembersContainerBuilderContext<T>(builderContext, mapping),
+        INewValueTupleBuilderContext<T>
     where T : INewValueTupleMapping, IMemberAssignmentTypeMapping
 {
-    public NewValueTupleExpressionBuilderContext(MappingBuilderContext builderContext, T mapping)
-        : base(builderContext, mapping) { }
-
     public void AddTupleConstructorParameterMapping(ValueTupleConstructorParameterMapping mapping)
     {
         if (MemberConfigsByRootTargetName.TryGetValue(mapping.Parameter.Name, out var value))

src/Riok.Mapperly/Descriptors/MappingBodyBuilders/MappingBodyBuilder.cs

@@ -7,18 +7,11 @@ namespace Riok.Mapperly.Descriptors.MappingBodyBuilders;
 /// <summary>
 /// Builds bodies mappings (the body of the mapping methods).
 /// </summary>
-public class MappingBodyBuilder
+public class MappingBodyBuilder(MappingCollection mappings)
 {
-    private readonly MappingCollection _mappings;
-
-    public MappingBodyBuilder(MappingCollection mappings)
-    {
-        _mappings = mappings;
-    }
-
     public void BuildMappingBodies(CancellationToken cancellationToken)
     {
-        foreach (var (typeMapping, ctx) in _mappings.DequeueMappingsToBuildBody())
+        foreach (var (typeMapping, ctx) in mappings.DequeueMappingsToBuildBody())
         {
             cancellationToken.ThrowIfCancellationRequested();
 

src/Riok.Mapperly/Descriptors/MappingBuilders/ExistingTargetMappingBuilder.cs

@@ -2,7 +2,7 @@
 
 namespace Riok.Mapperly.Descriptors.MappingBuilders;
 
-public class ExistingTargetMappingBuilder
+public class ExistingTargetMappingBuilder(MappingCollection mappings)
 {
     private delegate IExistingTargetMapping? BuildExistingTargetMapping(MappingBuilderContext context);
 
@@ -16,16 +16,9 @@ public class ExistingTargetMappingBuilder
         NewInstanceObjectPropertyMappingBuilder.TryBuildExistingTargetMapping,
     };
 
-    private readonly MappingCollection _mappings;
-
-    public ExistingTargetMappingBuilder(MappingCollection mappings)
-    {
-        _mappings = mappings;
-    }
-
     public IExistingTargetMapping? Find(TypeMappingKey mappingKey)
     {
-        return _mappings.FindExistingInstanceMapping(mappingKey);
+        return mappings.FindExistingInstanceMapping(mappingKey);
     }
 
     public IExistingTargetMapping? Build(MappingBuilderContext ctx, bool resultIsReusable)
@@ -37,10 +30,10 @@ public ExistingTargetMappingBuilder(MappingCollection mappings)
 
             if (resultIsReusable)
             {
-                _mappings.AddExistingTargetMapping(mapping, ctx.MappingKey.Configuration);
+                mappings.AddExistingTargetMapping(mapping, ctx.MappingKey.Configuration);
             }
 
-            _mappings.EnqueueToBuildBody(mapping, ctx);
+            mappings.EnqueueToBuildBody(mapping, ctx);
             return mapping;
         }
 

src/Riok.Mapperly/Descriptors/MappingBuilders/MappingBuilder.cs

@@ -3,7 +3,7 @@
 
 namespace Riok.Mapperly.Descriptors.MappingBuilders;
 
-public class MappingBuilder
+public class MappingBuilder(MappingCollection mappings)
 {
     private delegate INewInstanceMapping? BuildMapping(MappingBuilderContext context);
 
@@ -31,17 +31,10 @@ public class MappingBuilder
         NewInstanceObjectPropertyMappingBuilder.TryBuildMapping,
     };
 
-    private readonly MappingCollection _mappings;
-
-    public MappingBuilder(MappingCollection mappings)
-    {
-        _mappings = mappings;
-    }
-
     /// <inheritdoc cref="MappingCollection.UserMappings"/>
-    public IReadOnlyCollection<IUserMapping> UserMappings => _mappings.UserMappings;
+    public IReadOnlyCollection<IUserMapping> UserMappings => mappings.UserMappings;
 
-    public INewInstanceMapping? Find(TypeMappingKey mapping) => _mappings.Find(mapping);
+    public INewInstanceMapping? Find(TypeMappingKey mapping) => mappings.Find(mapping);
 
     public INewInstanceMapping? Build(MappingBuilderContext ctx, bool resultIsReusable)
     {
@@ -52,10 +45,10 @@ public MappingBuilder(MappingCollection mappings)
 
             if (resultIsReusable)
             {
-                _mappings.AddNewInstanceMapping(mapping, ctx.MappingKey.Configuration);
+                mappings.AddNewInstanceMapping(mapping, ctx.MappingKey.Configuration);
             }
 
-            _mappings.EnqueueToBuildBody(mapping, ctx);
+            mappings.EnqueueToBuildBody(mapping, ctx);
             return mapping;
         }
 

src/Riok.Mapperly/Descriptors/Mappings/ArrayCloneMapping.cs

@@ -8,13 +8,10 @@ namespace Riok.Mapperly.Descriptors.Mappings;
 /// <summary>
 /// Represents a mapping from an array to an array of the same type by using Array.Clone.
 /// </summary>
-public class ArrayCloneMapping : NewInstanceMapping
+public class ArrayCloneMapping(ITypeSymbol sourceType, ITypeSymbol targetType) : NewInstanceMapping(sourceType, targetType)
 {
     private const string CloneMethodName = nameof(Array.Clone);
 
-    public ArrayCloneMapping(ITypeSymbol sourceType, ITypeSymbol targetType)
-        : base(sourceType, targetType) { }
-
     public override ExpressionSyntax Build(TypeMappingBuildContext ctx)
     {
         return CastExpression(FullyQualifiedIdentifier(TargetType), InvocationExpression(MemberAccess(ctx.Source, CloneMethodName)));

src/Riok.Mapperly/Descriptors/Mappings/ArrayForEachMapping.cs

@@ -10,41 +10,29 @@ namespace Riok.Mapperly.Descriptors.Mappings;
 /// Represents an enumerable to array mapping which works by initialising an array, looping through the source,
 /// mapping each element and adding it to the target array.
 /// </summary>
-public class ArrayForEachMapping : MethodMapping
+public class ArrayForEachMapping(
+    ITypeSymbol sourceType,
+    ITypeSymbol targetType,
+    INewInstanceMapping elementMapping,
+    ITypeSymbol targetArrayElementType,
+    string countPropertyName
+) : MethodMapping(sourceType, targetType)
 {
     private const string TargetVariableName = "target";
     private const string LoopItemVariableName = "item";
     private const string LoopCounterName = "i";
 
-    private readonly INewInstanceMapping _elementMapping;
-    private readonly ITypeSymbol _targetArrayElementType;
-    private readonly string _countPropertyName;
-
-    public ArrayForEachMapping(
-        ITypeSymbol sourceType,
-        ITypeSymbol targetType,
-        INewInstanceMapping elementMapping,
-        ITypeSymbol targetArrayElementType,
-        string countPropertyName
-    )
-        : base(sourceType, targetType)
-    {
-        _elementMapping = elementMapping;
-        _targetArrayElementType = targetArrayElementType;
-        _countPropertyName = countPropertyName;
-    }
-
     public override IEnumerable<StatementSyntax> BuildBody(TypeMappingBuildContext ctx)
     {
         var targetVariableName = ctx.NameBuilder.New(TargetVariableName);
         var loopCounterVariableName = ctx.NameBuilder.New(LoopCounterName);
 
         // var target = new T[source.Count];
         var sourceLengthArrayRank = ArrayRankSpecifier(
-            SingletonSeparatedList<ExpressionSyntax>(MemberAccess(ctx.Source, _countPropertyName))
+            SingletonSeparatedList<ExpressionSyntax>(MemberAccess(ctx.Source, countPropertyName))
         );
         var targetInitializationValue = CreateArray(
-            ArrayType(FullyQualifiedIdentifier(_targetArrayElementType)).WithRankSpecifiers(SingletonList(sourceLengthArrayRank))
+            ArrayType(FullyQualifiedIdentifier(targetArrayElementType)).WithRankSpecifiers(SingletonList(sourceLengthArrayRank))
         );
         yield return ctx.SyntaxFactory.DeclareLocalVariable(targetVariableName, targetInitializationValue);
 
@@ -53,7 +41,7 @@ public override IEnumerable<StatementSyntax> BuildBody(TypeMappingBuildContext c
 
         // target[i] = Map(item);
         var (loopItemCtx, loopItemVariableName) = ctx.WithNewSource(LoopItemVariableName);
-        var convertedSourceItemExpression = _elementMapping.Build(loopItemCtx.AddIndentation());
+        var convertedSourceItemExpression = elementMapping.Build(loopItemCtx.AddIndentation());
 
         var assignment = Assignment(
             ElementAccess(IdentifierName(targetVariableName), IdentifierName(loopCounterVariableName)),