public void LoadLineDefinitionFromFile(string fullFilename)
{
string filename = Path.GetFileName(fullFilename);
int extensionIndex = filename.LastIndexOf('.');
string lineTemplate = Formatting.SimplifySpacing(filename.Substring(0, extensionIndex));
IList <OutputItem> outputItems = new List <OutputItem>();
LineDefinition definition = new LineDefinition(lineTemplate, outputItems);
int lineNumber = 0;
foreach (string rawLine in File.ReadAllLines(fullFilename))
{
string line = rawLine.Trim();
if (line.Length > 0)
{
int separatorIndex = line.IndexOf(':');
if (separatorIndex == -1)
{
throw new DSLTemplateException($"Output line:{lineNumber} of {lineTemplate} has no ':' separator");
}
string outputCollection = line.Substring(0, separatorIndex).Trim();
string outputTemplate = line.Substring(separatorIndex + 1).Trim();
OutputItem outputItem = new OutputItem(definition, lineNumber, outputCollection, outputTemplate);
outputItems.Add(outputItem);
}
lineNumber++;
}
lineDefinitions.Add(definition);
}
public OutputItem(
LineDefinition lineDefinition,
int sourceTemplateLineNumber,
string outputCollection,
string outputPattern)
{
this.lineDefinition = lineDefinition;
this.sourceTemplateLineNumber = sourceTemplateLineNumber;
this.outputCollection = outputCollection;
this.outputPattern = outputPattern;
}
public MatchingDefinition(LineDefinition lineDefinition)
{
this.lineDefinition = lineDefinition;
}
private MatchingDefinition TestMatch(string input, LineDefinition lineDefinition)
{
MatchingDefinition result = new MatchingDefinition(lineDefinition);
int inputIndex = 0;
foreach (IMatchingStep matchingStep in lineDefinition.MatchingSteps)
{
if (matchingStep.GetType() == typeof(ScaffoldMatchingStep))
{
ScaffoldMatchingStep scaffold = (ScaffoldMatchingStep)matchingStep;
if ((inputIndex + scaffold.ScaffoldText.Length) > input.Length)
{
return(null); // template is longer than input - so no match.
}
var segment = input.Substring(inputIndex, scaffold.ScaffoldText.Length);
if (segment.Equals(scaffold.ScaffoldText))
{
inputIndex += segment.Length;
}
else
{
return(null); // No match.
}
}
else // its a placeholder
{
Placeholder placeholder = (Placeholder)matchingStep;
if (placeholder.IsAlias || placeholder.IsReference)
{
int candidateNextPosition = GetPlaceholderFrom(input, inputIndex);
if (candidateNextPosition == -1)
{
// full placeholder not found
return(null); // No match.
}
string placeholderContent = input.Substring(inputIndex + 1, (candidateNextPosition - inputIndex) - 1);
result.AddPlaceholderValue(placeholderContent);
inputIndex = candidateNextPosition + 1;
}
else if (placeholder.IsLiteral)
{
if (placeholder.TypeName.Equals("number"))
{
string number = GetNumberFrom(input, inputIndex);
if (number == null)
{
return(null);
}
result.AddPlaceholderValue(number);
inputIndex += number.Length;
}
else
{
throw new NotSupportedException($"Unhandled literal type: {placeholder.TypeName}");
}
}
else
{
throw new NotSupportedException();
}
}
}
if (inputIndex != input.Length)
{
return(null); //Somethings gone wrong.
}
return(result);
}