public CaseExpression(Expression value, WhenClause/*!*/[] whenClauses, Statements elseStatements, SourceSpan location)
: base(location)
{
_value = value;
_whenClauses = whenClauses ?? WhenClause.EmptyArray;
_elseStatements = elseStatements;
}
internal protected virtual void Walk(WhenClause /*!*/ node)
{
if (Enter(node))
{
VisitList(node.Comparisons);
VisitOptionalList(node.Statements);
}
Exit(node);
}
internal protected virtual void Walk(WhenClause /*!*/ node)
{
if (Enter(node))
{
VisitOptionalList(node.Comparisons);
if (node.ComparisonArray != null)
{
node.ComparisonArray.Walk(this);
}
VisitOptionalList(node.Statements);
}
Exit(node);
}
public virtual void Exit(WhenClause/*!*/ node) { }
public virtual bool Enter(WhenClause/*!*/ node) { return true; }
public virtual void Exit(WhenClause /*!*/ node)
{
}
public virtual bool Enter(WhenClause /*!*/ node)
{
return(true);
}
internal CaseExpression(Expression value, WhenClause/*!*/[] whenClauses, ElseIfClause elseClause, SourceSpan location)
: this(value, whenClauses, (elseClause != null) ? elseClause.Statements : null, location)
{
}
