/// <summary>
/// Returns variables used in statement that have passed number.
/// statementType is additional filter parameter, if this parameter is passsed only var in statement of given type will be return
/// </summary>
public List <string> UsesVarModInStmt(int statementNumber, NodeType statementType = NodeType.Statement)
{
if (statementType == NodeType.Statement)
{
return(StatementUsesTable.Where(x => x.StatementNumber == statementNumber).Select(x => x.Variables).FirstOrDefault());
}
else
{
return(StatementUsesTable.Where(x => x.StatementNumber == statementNumber && x.StatementType == statementType).Select(x => x.Variables).FirstOrDefault());
}
}
/// <summary>
/// Returns all statement numbers that uses passed variable
/// statementType is additional filter parameter, if this parameter is passsed only statement of given type will be return
/// </summary>
public List <int> UsesStmtThatModVar(string variable, NodeType statementType = NodeType.Statement)
{
if (statementType == NodeType.Statement)
{
return(StatementUsesTable.Where(x => x.Variables.Contains(variable)).Select(x => x.StatementNumber).ToList());
}
else
{
return(StatementUsesTable.Where(x => x.Variables.Contains(variable) && x.StatementType == statementType).Select(x => x.StatementNumber).ToList());
}
}
/// <summary>
/// Check if stetement uses variable
/// </summary>
public bool UsesStatement(int statementNumber, string variable)
{
if (String.IsNullOrEmpty(variable))
{
return(false);
}
if (StatementUsesTable.Where(x => x.StatementNumber == statementNumber && x.Variables.Contains(variable)).Any())
{
return(true);
}
return(false);
}
