internal static bool TryAssertPathAsType(this IEdmPathExpression expression, IEdmTypeReference type, IEdmType context, bool matchExactly, out IEnumerable <EdmError> discoveredErrors)
{
IEdmStructuredType structuredContext = context as IEdmStructuredType;
if (structuredContext != null)
{
IEdmType result = context;
foreach (string segment in expression.Path)
{
IEdmStructuredType structuredResult = result as IEdmStructuredType;
if (structuredResult == null)
{
discoveredErrors = new EdmError[] { new EdmError(expression.Location(), EdmErrorCode.PathIsNotValidForTheGivenContext, Edm.Strings.EdmModel_Validator_Semantic_PathIsNotValidForTheGivenContext(segment)) };
return(false);
}
IEdmProperty resultProperty = structuredResult.FindProperty(segment);
result = (resultProperty != null) ? resultProperty.Type.Definition : null;
// If the path is not resolved, it could refer to an open type, and we cannot make an assertion about its type.
if (result == null)
{
discoveredErrors = Enumerable.Empty <EdmError>();
return(true);
}
}
return(TestTypeMatch(result, type.Definition, expression.Location(), matchExactly, out discoveredErrors));
}
discoveredErrors = Enumerable.Empty <EdmError>();
return(true);
}
