public WhenThenClause SplitToWhenThenClause(string text)
{
if (text.StartsWith("when", StringComparison.InvariantCultureIgnoreCase) == false)
throw new InvalidOperationException("statement should start with a when");
int thenIndex = text.IndexOf("then", StringComparison.InvariantCultureIgnoreCase);
if (thenIndex == -1)
throw new InvalidOperationException("statement should have a then");
WhenThenClause clause = new WhenThenClause();
string whenClause = text.Substring(4, thenIndex - 4).Trim();
ParseClause(whenClause,
delegate(string[] parts)
{
ActionExpression item = new ActionExpression();
item.Left = parts[0];
item.Operator = parts[1];
item.Right = parts[2];
clause.When.Add(item);
});
string thenClause = text.Substring(thenIndex + 4);
ParseClause(thenClause,
delegate(string[] parts)
{
ActionExpression item = new ActionExpression();
item.Left = parts[0];
item.Right= parts[1];
item.Operator = parts[2];
clause.Then.Add(item);
});
return clause;
}
public WhenThenClause SplitToWhenThenClause(string text)
{
if (text.StartsWith("when", StringComparison.InvariantCultureIgnoreCase) == false)
{
throw new InvalidOperationException("statement should start with a when");
}
int thenIndex = text.IndexOf("then", StringComparison.InvariantCultureIgnoreCase);
if (thenIndex == -1)
{
throw new InvalidOperationException("statement should have a then");
}
WhenThenClause clause = new WhenThenClause();
string whenClause = text.Substring(4, thenIndex - 4).Trim();
ParseClause(whenClause,
delegate(string[] parts)
{
ActionExpression item = new ActionExpression();
item.Left = parts[0];
item.Operator = parts[1];
item.Right = parts[2];
clause.When.Add(item);
});
string thenClause = text.Substring(thenIndex + 4);
ParseClause(thenClause,
delegate(string[] parts)
{
ActionExpression item = new ActionExpression();
item.Left = parts[0];
item.Right = parts[1];
item.Operator = parts[2];
clause.Then.Add(item);
});
return(clause);
}
public ExternalDSLDemo(string text)
{
parsed = new Parser().Parse(text);
}
public ExternalDSLDemo(string text)
{
parsed = new Parser().Parse(text);
}
