/// <summary>
/// Visit EachStatement
/// </summary>
/// <param name="statement">EachStatement to check</param>
public override void Visit(EachStatement statement)
{
CreateChildSymbolTable();
//Store variable of Each = IdCon : Expression
SymbolTable.AddVariableDefinition(statement.GetIdentifier(), statement.GetExpression());
//Visit statement
statement.GetStatement().AcceptVisitor(this);
MoveToParentSymbolTable();
}
public virtual void Visit(EachStatement statement)
{
VisitSubNodes(statement);
}
/// <summary>
/// Parser for EachStatement
/// </summary>
/// <returns>Parsed EachStatement</returns>
public EachStatement ParseEachStatement()
{
EachStatement eachStatement = new EachStatement();
//Skip each token
NextToken("each", "each (identifier : expression) Statement", "each");
//Skip ( token
NextToken("(", "each (identifier : expression) Statement", '(');
//Parse identifier
CurrentToken = TokenStream.NextToken();
eachStatement.SetIdentifier(CurrentToken.GetValue().ToString());
//Skip : token
NextToken(":", "each (identifier : expression) Statement", ':');
//Parse expression
eachStatement.SetExpression(expressionParser.ParseExpression());
//Skip ) token
NextToken(")", "each (identifier : expression) Statement", ')');
//Parse statement
eachStatement.SetStatement(ParseStatement());
return eachStatement;
}
