public override SyntaxNode VisitPropertyDeclaration(PropertyDeclarationSyntax propertyDeclaration)
{
// Check each node until we find the property in question. When we have it, we'll replace it with an Auto Property
if (propertyDeclaration == this._fullProperty)
{
// Create Empty getters and setters.
var emptyGetter = SyntaxFactory.AccessorDeclaration(SyntaxKind.GetAccessorDeclaration).WithSemicolonToken(SyntaxFactory.Token(SyntaxKind.SemicolonToken));
var emptySetter = SyntaxFactory.AccessorDeclaration(SyntaxKind.SetAccessorDeclaration).WithSemicolonToken(SyntaxFactory.Token(SyntaxKind.SemicolonToken));
if (propertyDeclaration.HasGetter())
{
// Put the original Get modifier on the Auto property
emptyGetter = emptyGetter.WithModifiers(propertyDeclaration.GetGetter().Modifiers);
}
else
{
// Full property didn't have a getter, but no get in a Auto property makes no sense... We'll keep a get, but make it private
emptyGetter = emptyGetter.WithModifiers(SyntaxFactory.TokenList(SyntaxFactory.Token(SyntaxKind.PrivateKeyword)));
}
if (propertyDeclaration.HasSetter())
{
// Put the original Set modifier on the Auto property
emptySetter = emptySetter.WithModifiers(propertyDeclaration.GetSetter().Modifiers);
}
else
{
// Full property didn't have a setter, but no set in an Auto property makes no sense... We'll keep a set, but make it private
emptySetter = emptySetter.WithModifiers(SyntaxFactory.TokenList(SyntaxFactory.Token(SyntaxKind.PrivateKeyword)));
}
// Create a new auto property (without a body)
var newProperty = _fullProperty.WithAccessorList(
SyntaxFactory.AccessorList(
SyntaxFactory.List(new[] { emptyGetter, emptySetter })));
return newProperty;
}
return base.VisitPropertyDeclaration(propertyDeclaration);
}
public override SyntaxNode VisitPropertyDeclaration(PropertyDeclarationSyntax property)
{
// Check each node until we find the property in question. When we have it, we'll replace it with a Full Property
if (property.IsEquivalentTo(this._crunchedProperty))
{
AccessorDeclarationSyntax getter = null;
AccessorDeclarationSyntax setter = null;
SyntaxTokenList getterModifiers = default(SyntaxTokenList);
SyntaxTokenList setterModifiers = default(SyntaxTokenList);
bool hasGetter = false;
bool hasSetter = false;
if (property.IsExpressionProperty())
{
hasGetter = true;
}
else
{
hasGetter = property.HasGetter();
hasSetter = property.HasSetter();
if (hasGetter)
{
getterModifiers = property.GetGetter().Modifiers;
}
if (hasSetter)
{
setterModifiers = property.GetSetter().Modifiers;
}
}
if (hasGetter) // Check if original Auto Property had a getter
{
// Create a new Getter with a body, returning a private field
getter = SyntaxFactory.AccessorDeclaration(SyntaxKind.GetAccessorDeclaration).WithBody(
SyntaxFactory.Block(
SyntaxFactory.ReturnStatement(SyntaxFactory.IdentifierName(this.PrivateFieldName))) // return field e.g. return _myProperty;
)
.WithModifiers(getterModifiers) // Keep original modifiers
.WithoutTrivia();
}
if (hasSetter) // Check if original Auto Property had a setter
{
// Create a new Setter with a body, setter the private field
setter = SyntaxFactory.AccessorDeclaration(SyntaxKind.SetAccessorDeclaration).WithBody(
SyntaxFactory.Block(
SyntaxFactory.ExpressionStatement(
SyntaxFactory.AssignmentExpression(SyntaxKind.SimpleAssignmentExpression, SyntaxFactory.IdentifierName(this.PrivateFieldName), SyntaxFactory.IdentifierName("value")))) // Assignment e.g. _myProperty = value
)
.WithModifiers(setterModifiers) // Keep original modifiers
.WithoutTrivia();
}
// Create a new property. Set the type and name
var newProperty = SyntaxFactory.PropertyDeclaration(property.Type, property.Identifier.ValueText)
.WithModifiers(property.Modifiers); // use the modifier(s) of the original property
// Add getter and setter to accessor list
var accessors = new List<AccessorDeclarationSyntax>();
if (getter != null)
{
accessors.Add(getter);
}
if (setter != null)
{
accessors.Add(setter);
}
// Put together the property with our built up accessors list
newProperty = newProperty.WithAccessorList(
SyntaxFactory.AccessorList(
SyntaxFactory.List(accessors)));
return newProperty; // Returning our new property "replaces" the original
}
return base.VisitPropertyDeclaration(property);
}
