public UnlessExpression(Expression/*!*/ condition, Statements/*!*/ statements, ElseIfClause elseClause, SourceSpan location)
: base(location) {
ContractUtils.RequiresNotNull(condition, "condition");
ContractUtils.RequiresNotNull(statements, "statements");
ContractUtils.Requires(elseClause == null || elseClause.Condition == null, "elseClause", "No condition allowed.");
_statements = statements;
_condition = condition;
_elseClause = elseClause;
}
public UnlessExpression(Expression /*!*/ condition, Statements /*!*/ statements, ElseIfClause elseClause, SourceSpan location)
: base(location)
{
ContractUtils.RequiresNotNull(condition, "condition");
ContractUtils.RequiresNotNull(statements, "statements");
ContractUtils.Requires(elseClause == null || elseClause.Condition == null, "elseClause", "No condition allowed.");
_statements = statements;
_condition = condition;
_elseClause = elseClause;
}
internal protected virtual void Walk(ElseIfClause /*!*/ node)
{
if (Enter(node))
{
if (node.Condition != null)
{
node.Condition.Walk(this);
}
VisitOptionalList(node.Statements);
}
Exit(node);
}
internal CaseExpression(Expression value, List<WhenClause>/*!*/ whenClauses, ElseIfClause elseClause, SourceSpan location)
: this(value, whenClauses, (elseClause != null) ? elseClause.Statements : null, location) {
}
public virtual void Exit(ElseIfClause/*!*/ node) { }
public virtual bool Enter(ElseIfClause/*!*/ node) { return true; }
internal CaseExpression(Expression value, WhenClause /*!*/[] whenClauses, ElseIfClause elseClause, SourceSpan location)
: this(value, whenClauses, (elseClause != null) ? elseClause.Statements : null, location)
{
}
public virtual void Exit(ElseIfClause /*!*/ node)
{
}
public virtual bool Enter(ElseIfClause /*!*/ node)
{
return(true);
}
