/// <summary>
/// Initializes TypeResolver instance
/// </summary>
internal TypeResolver(Perspective perspective, ParserOptions parserOptions)
{
EntityUtil.CheckArgumentNull(perspective, "perspective");
_perspective = perspective;
_parserOptions = parserOptions;
_aliasedNamespaces = new Dictionary <string, MetadataNamespace>(parserOptions.NameComparer);
_namespaces = new HashSet <MetadataNamespace>(MetadataMember.CreateMetadataMemberNameEqualityComparer(parserOptions.NameComparer));
_functionDefinitions = new Dictionary <string, List <InlineFunctionInfo> >(parserOptions.NameComparer);
_includeInlineFunctions = true;
_resolveLeftMostUnqualifiedNameAsNamespaceOnly = false;
}
internal MetadataMember ResolveMetadataMemberAccess(MetadataMember qualifier, string name, ErrorContext errCtx)
{
string fullName = GetFullName(qualifier.Name, name);
if (qualifier.MetadataMemberClass == MetadataMemberClass.Namespace)
{
//
// Try resolving as a type.
//
MetadataType type;
if (TryGetTypeFromMetadata(fullName, out type))
{
return(type);
}
//
// Try resolving as a function.
//
MetadataFunctionGroup function;
if (TryGetFunctionFromMetadata(qualifier.Name, name, out function))
{
return(function);
}
//
// Otherwise, resolve as a namespace.
//
return(new MetadataNamespace(fullName));
}
else if (qualifier.MetadataMemberClass == MetadataMemberClass.Type)
{
var type = (MetadataType)qualifier;
if (TypeSemantics.IsEnumerationType(type.TypeUsage))
{
EnumMember member;
if (_perspective.TryGetEnumMember((EnumType)type.TypeUsage.EdmType, name, _parserOptions.NameComparisonCaseInsensitive /*ignoreCase*/, out member))
{
Debug.Assert(member != null, "member != null");
Debug.Assert(_parserOptions.NameComparer.Equals(name, member.Name), "_parserOptions.NameComparer.Equals(name, member.Name)");
return(new MetadataEnumMember(fullName, type.TypeUsage, member));
}
else
{
throw EntityUtil.EntitySqlError(errCtx, Strings.NotAMemberOfType(name, qualifier.Name));
}
}
}
throw EntityUtil.EntitySqlError(errCtx, Strings.InvalidMetadataMemberClassResolution(
qualifier.Name, qualifier.MetadataMemberClassName, MetadataNamespace.NamespaceClassName));
}