public void Apply(LabeledStatementTranslation labeledStatement)
{
// we can only replace in method scope
BaseMethodDeclarationTranslation method = labeledStatement.GetAncestor<BaseMethodDeclarationTranslation>();
if (method == null)
{
return;
}
var currentLabelName = labeledStatement.Syntax.Identifier.ToString();
var root = labeledStatement.GetRootTranslation();
var founds = root.GotoLabeledStatements
.Where(f => f.Expression.ToString() == currentLabelName)
.Where(f => method.Syntax.Span.Contains(f.Syntax.Span))
.ToList();
bool isLabelBeforeAllGoto = founds.All(f => f.Syntax.Span.Start > labeledStatement.Syntax.Span.Start);
if (!isLabelBeforeAllGoto)
{
return;
}
var list = labeledStatement.Parent as SyntaxListBaseTranslation;
var idx = list.SyntaxCollection.IndexOf(labeledStatement);
int max = idx;
foreach (var item in founds)
{
var found = list.SyntaxCollection.FirstOrDefault(f => f.Syntax.Span.Contains(item.Syntax.Span));
var foundIdx = list.SyntaxCollection.IndexOf(found);
max = Math.Max(idx, foundIdx);
}
string prefix = $@"{labeledStatement.Syntax.Identifier.ToString()}:
while(true)
{{";
string posfix = @"break;
}";
var foundStatement = list.SyntaxCollection[max];
labeledStatement.IgnoreLabel = true;
if (labeledStatement.Syntax.Span.Contains(foundStatement.Syntax.Span))
{
//labeledStatement.SyntaxString = $"{prefix} \r\n {labeledStatement.Statement.Translate()} {posfix}";
labeledStatement.Prefix = $"{prefix} \r\n " + labeledStatement.Prefix;
labeledStatement.Suffix += $" {posfix}"; ;
}
else
{
labeledStatement.Prefix = $"{prefix} \r\n " + labeledStatement.Prefix;
foundStatement.Suffix += $" {posfix}";
//labeledStatement.SyntaxString = $"{prefix} \r\n {labeledStatement.Statement.Translate()}";
//foundStatement.SyntaxString = $"{foundStatement.Translate()} {posfix}";
}
HandleContinueInOuterLoop(labeledStatement, idx, max, list);
}
