| public static Property ( Expression expression, string propertyName ) : MemberExpression | ||
| expression | Expression | The containing object of the property. This can be null for static properties. |
| propertyName | string | The property to be accessed. |
| return | MemberExpression | |
public static MemberExpression Property(Expression expression, string propertyName)
{
RequiresCanRead(expression, nameof(expression));
ContractUtils.RequiresNotNull(propertyName, nameof(propertyName));
// bind to public names first
PropertyInfo pi = expression.Type.GetProperty(propertyName, BindingFlags.Instance | BindingFlags.Public | BindingFlags.IgnoreCase | BindingFlags.FlattenHierarchy)
?? expression.Type.GetProperty(propertyName, BindingFlags.Instance | BindingFlags.NonPublic | BindingFlags.IgnoreCase | BindingFlags.FlattenHierarchy);
if (pi == null)
{
throw Error.InstancePropertyNotDefinedForType(propertyName, expression.Type, nameof(propertyName));
}
return Property(expression, pi);
}
| Expression::Property ( Expression instance, PropertyInfo indexer ) : IndexExpression | |
|
Expression::Property ( Expression instance, PropertyInfo indexer, IEnumerable |
|
| Expression::Property ( Expression instance, string propertyName ) : IndexExpression | |
| Expression::Property ( Expression expression, MethodInfo propertyAccessor ) : MemberExpression | |
| Expression::Property ( Expression expression, PropertyInfo property ) : MemberExpression | |
| Expression::Property ( Expression expression, Type type, string propertyName ) : MemberExpression |
private static Expression <Func <T, bool> > PrimaryKeyEquals(PropertyInfo property, int value)
{
var param = Expression.Parameter(typeof(T));
var body = Expression.Equal(Expression.Property(param, property), Expression.Constant(value));
return(Expression.Lambda <Func <T, bool> >(body, param));
}