public void ParserExtractsRuleComponents()
{
//Arrange
var buffer = new OutputBuffer()
{
BufferWidth = 133
};
var output = new Output(buffer);
//Act
var results = TestStrings
.Select(s => new { String = s, Result = EntityReferenceParser.Parse(s) })
.ToList();
//Assert
var report = results.AsReport(rep => rep
.AddColumn(r => r.String, cc => cc.Heading("Input"))
.AddColumn(r => r.Result.Valid, cc => { })
.AddChild(r => new[] { new { r.Result?.Error } }, erep => erep.AddColumn(e => e.Error, cc => { }))
.AddChild(r => new[] { new { Result = r.Result?.EntityReference?.Describe() } },
drep => drep.AddColumn(e => e.Result ?? "NULL", cc => cc.Heading("Result")))
);
output.FormatTable(report);
Approvals.Verify(output.Report);
}
public ValidationFieldAttribute(string fieldName)
{
var result = EntityReferenceParser.Parse(fieldName);
if (!result.Valid)
{
throw new EntityReferenceInvalid(result.Error, fieldName);
}
Field = result.EntityReference;
}
public FieldAttribute(string fieldName, string rule = null)
{
var entityReferenceParseResult = EntityReferenceParser.Parse(fieldName);
if (!entityReferenceParseResult.Valid)
{
throw new Exception($"{EntityReference}: {entityReferenceParseResult.Error}");
}
EntityReference = entityReferenceParseResult.EntityReference;
if (rule != null)
{
Rule = ApplyIfParser.Parse(rule);
if (!Rule.Valid)
{
throw new Exception($"{EntityReference}: {ApplyIfParser.Parse(rule).Error} ({rule})");
}
if (Rule.RequireCleanInput || Rule.RequireFirstError)
{
throw new Exception($"{EntityReference}: Only match rules are allowed on fields. ({rule})");
}
}
}
