/// <summary>
/// Check if the given term with operator is a numeric value and a comma (respectively)
/// </summary>
/// <param name="termWithOperatorNode">the term with operator node to check</param>
/// <returns>true if a numeric term with a comma; false otherwise</returns>
private static bool IsCommaNumber(TermWithOperatorNode termWithOperatorNode)
{
// must be a comma for the operator, and a number-based value for the term
return(termWithOperatorNode != null &&
termWithOperatorNode.Operator == "," &&
IsNumberTerm(termWithOperatorNode.TermNode));
}
/// <summary>Parses the termwithoperator AST node</summary>
/// <param name="termWithOperatorNode">The AST to parse</param>
internal void ParseTermWithOperator(TermWithOperatorNode termWithOperatorNode)
{
if (termWithOperatorNode == null)
{
return;
}
this.ParseTerm(termWithOperatorNode.TermNode);
}
/// <summary>The <see cref="TermWithOperatorNode"/> visit implementation</summary>
/// <param name="termWithOperatorNode">The term AST node</param>
/// <returns>The modified AST node if modified otherwise the original node</returns>
public override AstNode VisitTermWithOperatorNode(TermWithOperatorNode termWithOperatorNode)
{
// expr
// : term [ operator? term ]*
// ;
// append for: [ operator term ]
_printerFormatter.Append(termWithOperatorNode.Operator);
termWithOperatorNode.TermNode.Accept(this);
return(termWithOperatorNode);
}
/// <summary>The <see cref="TermWithOperatorNode"/> visit implementation</summary>
/// <param name="termWithOperatorNode">The term AST node</param>
/// <returns>The modified AST node if modified otherwise the original node</returns>
public override AstNode VisitTermWithOperatorNode(TermWithOperatorNode termWithOperatorNode)
{
termWithOperatorNode.TermNode.Accept(this);
return(termWithOperatorNode);
}
/// <summary>The <see cref="Ast.TermWithOperatorNode"/> visit implementation</summary>
/// <param name="termWithOperatorNode">The term AST node</param>
/// <returns>The modified AST node if modified otherwise the original node</returns>
public virtual AstNode VisitTermWithOperatorNode(TermWithOperatorNode termWithOperatorNode)
{
return(termWithOperatorNode);
}
/// <summary>Parses the termwithoperator AST node</summary>
/// <param name="termWithOperatorNode">The AST to parse</param>
internal void ParseTermWithOperator(TermWithOperatorNode termWithOperatorNode)
{
this.ParseTerm(termWithOperatorNode.TermNode);
}
/// <summary>The <see cref="Ast.TermWithOperatorNode"/> visit implementation</summary>
/// <param name="termWithOperatorNode">The term AST node</param>
/// <returns>The modified AST node if modified otherwise the original node</returns>
public override AstNode VisitTermWithOperatorNode(TermWithOperatorNode termWithOperatorNode)
{
return(new TermWithOperatorNode(termWithOperatorNode.Operator, (TermNode)termWithOperatorNode.TermNode.Accept(this)));
}
