private static ExpressionSyntax BuildPropertyHashCodeCall(GeneratedPropertyInfo propertyInfo)
{
MemberAccessExpressionSyntax defaultComparer = DefaultEqualityComparer.AccessExpression(propertyInfo.Type);
MemberAccessExpressionSyntax defaultGetHashCodeMethod = MemberAccessExpression(SyntaxKind.SimpleMemberAccessExpression, defaultComparer, _getHashCodeIdentifier);
MemberAccessExpressionSyntax fieldAccess = MemberAccessExpression(SyntaxKind.SimpleMemberAccessExpression, ThisExpression(), IdentifierName(propertyInfo.Name));
InvocationExpressionSyntax getHashCodeCall = InvocationExpression(defaultGetHashCodeMethod).AddArgumentListArguments(Argument(fieldAccess));
return(getHashCodeCall);
}
private static ExpressionSyntax BuildEqualityComparerEqualsCall(GeneratedPropertyInfo property)
=> InvocationExpression
(
MemberAccessExpression
(
SyntaxKind.SimpleMemberAccessExpression,
DefaultEqualityComparer.AccessExpression(property.Type),
IdentifierName(nameof(EqualityComparer <object> .Default.Equals))
)
)
.AddArgumentListArguments
(
Argument(MemberAccessExpression(SyntaxKind.SimpleMemberAccessExpression, ThisExpression(), IdentifierName(property.Name))),
Argument(MemberAccessExpression(SyntaxKind.SimpleMemberAccessExpression, IdentifierName(_otherArg), IdentifierName(property.Name)))
);