private TypeSyntax GetDeclarationType(
TypeSyntax type, bool useVarWhenDeclaringLocals, bool useImplicitTypeForIntrinsicTypes)
{
if (useVarWhenDeclaringLocals)
{
if (useImplicitTypeForIntrinsicTypes ||
!TypeStyleHelper.IsPredefinedType(type))
{
return(SyntaxFactory.IdentifierName("var"));
}
}
return(type);
}
/// <summary>
/// checks if the type represented by the given symbol is one of the
/// simple types defined in the compiler.
/// </summary>
/// <remarks>
/// From the IDE perspective, we also include object and string to be simplified
/// to var. <see cref="SyntaxFacts.IsPredefinedType(SyntaxKind)"/> considers string
/// and object but the compiler's implementation of IsIntrinsicType does not.
/// </remarks>
private bool IsPredefinedTypeInDeclaration(SyntaxNode declarationStatement)
{
return(TypeStyleHelper.IsPredefinedType(
GetTypeSyntaxFromDeclaration(declarationStatement)));
}