void ITreeWalker.Visit(MatchStatement statement)
{
statement.Validate(this);
InsertMatch(() => statement.Reference.Accept(this), () =>
{
_loops.Push(true);
statement.Cases.Accept(this);
_loops.Pop();
});
}
public void Visit(MatchStatement matchstmt)
{
Console.Write("match (");
matchstmt.expression.Accept(this);
Console.WriteLine(") {");
foreach (var matchcase in matchstmt.matchCases)
{
Console.Write($"\t{matchcase.Type} : ");
matchcase.Statement.Accept(this);
Console.WriteLine();
}
if (matchstmt.defaultCase != null)
{
Console.Write("\tdefault : ");
matchstmt.defaultCase.Accept(this);
}
Console.WriteLine();
Console.WriteLine("}");
}
void ITreeWalker.Visit(MatchStatement statement)
{
var name = "^~#" + _loops.Count;
statement.Validate(this);
statement.Reference.Accept(this);
_operations.Add(new SetsOperation(name));
InsertJump(_operations.Count + 1);
var jumpToEnd = InsertMarker();
_loops.Push(new LoopInfo {
Break = jumpToEnd, Continue = jumpToEnd
});
statement.Cases.Accept(this);
_loops.Pop();
var end = _operations.Count;
_operations.Add(new DelVarOperation(name));
_operations.Add(PopOperation.Instance);
InsertJump(jumpToEnd, end - 1);
}
public void VisitMatchStatement(MatchStatement matchStmt)
{
int tmp_counter = scope_counter;
DecendScope();
scope_counter = 0;
matchStmt.Target.AcceptWalker(this);
matchStmt.Clauses.AcceptWalker(this);
AscendScope();
scope_counter = tmp_counter + 1;
}
internal CaseStatementBuilder(MatchStatement <D> statement, Action <ParameterExpression> scope)
{
this.scope = scope;
this.statement = statement;
}
/// <summary>
/// Visits a match statement - accepts the condition and body.
/// </summary>
public virtual void Visit(MatchStatement statement)
{
statement.Reference.Accept(this);
statement.Cases.Accept(this);
}
void ITreeWalker.Visit(MatchStatement statement)
{
Header("Statement/Match");
WriteProperty("Reference", statement.Reference);
WriteProperty("Cases", statement.Cases);
}
public void VisitMatchStatement(MatchStatement matchStmt)
{
}
void ITreeWalker.Visit(MatchStatement statement)
{
statement.Validate(this);
statement.Reference.Accept(this);
statement.Cases.Accept(this);
}
public void Visit(MatchStatement matchStatement)
{
}