public static T AddEquality <T>(
this T syntax,
string typeName,
IReadOnlyList <PropertyDescriptor> properties,
bool generateRecordEquality = false)
where T : TypeDeclarationSyntax
{
TypeDeclarationSyntax modified = syntax;
var builder = new StringBuilder();
var codeWriter = new CodeWriter(builder);
if (!generateRecordEquality)
{
modified = modified.AddImplements(TypeNames.IEquatable.WithGeneric(typeName));
BuildObjectEqualsMethod(typeName).Build(codeWriter);
codeWriter.Flush();
var overrideMethod = builder.ToString();
builder.Clear();
modified = modified.AddMembers(
CSharpSyntaxTree
.ParseText(overrideMethod,
new CSharpParseOptions(kind: SourceCodeKind.Script))
.GetCompilationUnitRoot()
.Members
.ToArray());
}
BuildEqualsMethod(typeName, properties).Build(codeWriter);
codeWriter.Flush();
var equalsMethod = builder.ToString();
builder.Clear();
modified = modified.AddMembers(
CSharpSyntaxTree
.ParseText(
equalsMethod,
new CSharpParseOptions(kind: SourceCodeKind.Script))
.GetCompilationUnitRoot()
.Members
.ToArray());
BuildGetHashCodeMethod(properties).Build(codeWriter);
codeWriter.Flush();
var hashCodeMethod = builder.ToString();
builder.Clear();
modified = modified.AddMembers(
CSharpSyntaxTree
.ParseText(hashCodeMethod, new CSharpParseOptions(kind: SourceCodeKind.Script))
.GetCompilationUnitRoot()
.Members
.ToArray());
if (modified is T target)
{
return(target);
}
throw new InvalidOperationException();
}
