public override Block VisitBlock(Block block){
if (block == null) return null;
StatementList savedStatementList = this.CurrentStatementList;
try{
StatementList oldStatements = block.Statements;
int n = oldStatements == null ? 0 : oldStatements.Count;
StatementList newStatements = this.CurrentStatementList = block.Statements = new StatementList(n);
for (int i = 0; i < n; i++) {
//^ assert oldStatements != null;
newStatements.Add((Statement)this.Visit(oldStatements[i]));
}
return block;
}finally{
this.CurrentStatementList = savedStatementList;
}
}
public SnippetParser(IParserFactory/*!*/ defaultParserFactory, Module symbolTable, ErrorNodeList errorNodes, CompilerParameters options) {
this.DefaultParserFactory = defaultParserFactory;
this.ErrorNodes = errorNodes;
this.SymbolTable = symbolTable;
this.Options = options;
this.CurrentStatementList = new StatementList(0);
//^ base();
}
public virtual void VisitStatementList(StatementList statements)
{
if (statements == null) return;
for (int i = 0, n = statements.Count; i < n; i++)
this.Visit(statements[i]);
}
public virtual StatementList VisitStatementList(StatementList statements){
if (statements == null) return null;
for (int i = 0, n = statements.Count; i < n; i++)
statements[i] = (Statement)this.Visit(statements[i]);
return statements;
}
public override StatementList VisitStatementList(StatementList statements)
{
if (statements == null) return null;
return base.VisitStatementList(statements.Clone());
}
