/// <summary>
/// Executes a <see cref="CodeGenTemplate"/> replacing the placeholders with their respective values.
/// </summary>
public void Execute()
{
// Get the generated directory name.
_eventArgs = new CodeGeneratorEventArgs {
OutputGenDirName = CodeGenConfig.GetXmlVal <string>(_xmlTemplate, "OutputGenDirName", null !, false)
};
// Invoke the XML.
ExecuteXml(_xmlTemplate, _codeGenerator.Root !);
}
/// <summary>
/// Invoke an 'If' style condition.
/// </summary>
private bool ExecuteIfCondition(XElement xmlCon, CodeGenConfig config)
{
string condition = CodeGenConfig.GetXmlVal <string>(xmlCon, "Condition", null !, false);
if (string.IsNullOrEmpty(condition))
{
return(true);
}
bool notCondition = CodeGenConfig.GetXmlVal <bool>(xmlCon, "Not", false, false);
string[] parts = condition.Split(new char[] { ' ' }, StringSplitOptions.RemoveEmptyEntries);
List <string> stmt = new List <string>();
foreach (string part in parts)
{
switch (part.ToUpperInvariant())
{
case "AND":
case "&&":
if (!ExecuteIfConditionStmt(stmt, config, condition))
{
return(ApplyNotCondition(false, notCondition));
}
stmt.Clear();
break;
case "OR":
case "||":
if (ExecuteIfConditionStmt(stmt, config, condition))
{
return(ApplyNotCondition(true, notCondition));
}
stmt.Clear();
break;
default:
stmt.Add(part);
break;
}
}
if (stmt.Count > 0)
{
return(ApplyNotCondition(ExecuteIfConditionStmt(stmt, config, condition), notCondition));
}
throw new CodeGenException($"Condition is invalid: {condition}.");
}
/// <summary>
/// Gets the generated output file name where specified.
/// </summary>
private bool GetOutputFileName(XElement xml, CodeGenConfig config)
{
// Check if a file name has been specified.
string fileName = CodeGenConfig.GetXmlVal <string>(xml, "OutputFileName", null !, false);
if (fileName == null)
{
return(false);
}
// Record the specified file name.
if (fileName.Length == 0)
{
throw new CodeGenException("'OutputFileName' attribute has no value; this must be specified.");
}
if (_eventArgs !.OutputFileName != null)
{
throw new CodeGenException("'OutputFileName' attribute unexpected; only one output file can be open at one time.");
}
string dirName = CodeGenConfig.GetXmlVal <string>(xml, "OutputDirName", null !, false);
if (dirName != null && dirName.Length > 0)
{
_eventArgs !.OutputDirName = TemplateReplace(dirName, config);
}
_eventArgs !.OutputFileName = TemplateReplace(fileName, config);
string isOutputNewOnly = CodeGenConfig.GetXmlVal <string>(xml, "IsOutputNewOnly", null !, false);
if (!string.IsNullOrEmpty(isOutputNewOnly))
{
var val = GetValue(isOutputNewOnly, config);
if (val != null)
{
_eventArgs.IsOutputNewOnly = val is bool boolean ? boolean : throw new CodeGenException($"'IsOutputNewOnly' attribute value '{isOutputNewOnly}' does not result in a boolean value.");
}
}
_eventArgs.IsOutputNewOnly = false;
return(true);
}
/// <summary>
/// Executes a <see cref="CodeGenTemplate"/> replacing the placeholders with their respective values.
/// </summary>
public void Execute()
{
// Get the generated directory name.
_eventArgs = new CodeGeneratorEventArgs {
OutputGenDirName = CodeGenConfig.GetXmlVal <string>(_xmlTemplate, "OutputGenDirName", null, false)
};
// Invoke the XML.
try
{
ExecuteXml(_xmlTemplate, _codeGenerator.Root);
}
finally
{
if (_tw != null)
{
_tw.Dispose();
}
}
}
