public ConditionExpression Parse()
{
TrimAllSpaces();
PriorityOperator priorityOp = null;
ParseParentheses();
// str start and end with the same parenthese closure
while (m_parentheses.ContainsKey(0) &&
m_parentheses[0] == String.Length - 1)
{
// then we delete them, they are useless
String = String.Remove(String.Length - 1, 1).Remove(0, 1);
if (priorityOp != null)
{
priorityOp.Expression = new PriorityOperator();
priorityOp = priorityOp.Expression as PriorityOperator;
}
else
{
priorityOp = new PriorityOperator();
}
ParseParentheses();
}
var boolOp = TryParseBoolOperator();
if (boolOp != null)
{
if (priorityOp != null)
{
priorityOp.Expression = boolOp;
return(priorityOp);
}
return(boolOp);
}
var compOp = TryParseComparaisonOperator();
if (compOp == null)
{
throw new Exception(string.Format("Cannot parse {0} : No operator found", String));
}
if (priorityOp != null)
{
priorityOp.Expression = compOp;
return(priorityOp);
}
return(compOp);
}
public ConditionExpression Parse()
{
this.TrimAllSpaces();
PriorityOperator priorityOperator = null;
this.ParseParentheses();
while (this.m_parentheses.ContainsKey(0) && this.m_parentheses[0] == this.String.Length - 1)
{
this.String = this.String.Remove(this.String.Length - 1, 1).Remove(0, 1);
if (priorityOperator != null)
{
priorityOperator.Expression = new PriorityOperator();
priorityOperator = (priorityOperator.Expression as PriorityOperator);
}
else
{
priorityOperator = new PriorityOperator();
}
this.ParseParentheses();
}
ConditionExpression conditionExpression = this.TryParseBoolOperator();
ConditionExpression result;
if (conditionExpression != null)
{
if (priorityOperator != null)
{
priorityOperator.Expression = conditionExpression;
result = priorityOperator;
}
else
{
result = conditionExpression;
}
}
else
{
ConditionExpression conditionExpression2 = this.TryParseComparaisonOperator();
if (conditionExpression2 == null)
{
throw new System.Exception(string.Format("Cannot parse {0} : No operator found", this.String));
}
if (priorityOperator != null)
{
priorityOperator.Expression = conditionExpression2;
result = priorityOperator;
}
else
{
result = conditionExpression2;
}
}
return(result);
}
