} // proc OnInitialized
PpsDataFieldInfo IPpsDataFieldResolver.ResolveColumn(IServiceProvider serviceProvider, string fieldExpression)
{
CheckInitialized();
var p = fieldExpression.IndexOf('.');
if (p == -1) // we expected Table.Column
{
return(null);
}
var tableName = fieldExpression.Substring(0, p);
var table = dataset.FindTable(tableName) ?? throw new ArgumentOutOfRangeException(nameof(tableName), tableName, "Could not locate table.");
var columnExpression = fieldExpression.Substring(p + 1);
return(PpsDataTableResolver.TryResolveColumn(
table,
columnExpression,
PpsDataFieldBinding.CombinePath(BindingPath, columnExpression),
out var fieldInfo
)
? fieldInfo
: throw new ArgumentOutOfRangeException(nameof(fieldExpression), fieldExpression, "Could not resolve field expression."));
} // func ReolveDataFieldInfo
} // ctor
private static PpsDataTableDefinition ResolveDataTable(PpsDataSetDefinition dataset, string tableName)
=> dataset.FindTable(tableName) ?? throw new ArgumentOutOfRangeException(nameof(tableName), tableName, "Could not resolve table.");
