public override void PostWalk(DelStatement node)
{
Content("delete {0}", Content());
CommonPostWalk(node);
}
// DelStatement
public override bool Walk(DelStatement node)
{
node.Parent = _currentScope;
foreach (Expression e in node.Expressions) {
e.Walk(_delete);
}
return true;
}
// del_stmt: "del" target_list
// for error reporting reasons we allow any expression and then report the bad
// delete node when it fails. This is the reason we don't call ParseTargetList.
private Statement ParseDelStmt() {
NextToken();
SourceLocation start = GetStart();
List<Expression> l = ParseExprList();
DelStatement ret = new DelStatement(l.ToArray());
ret.SetLoc(start, GetEnd());
return ret;
}
public override bool Walk(DelStatement node)
{
CommonWalk(node);
return true;
}
// DelStatement
public override bool Walk(DelStatement node)
{
delAnalyzer.Analyze(node);
return true;
}
public void Analyze(DelStatement ds)
{
delStatement = ds;
foreach (Expression e in delStatement.Expressions) {
e.Walk(this);
}
}
public void PostWalk(DelStatement node)
{
PostProcess(node);
}
// DelStatement
public virtual bool Walk(DelStatement node)
{
return true;
}
// DelStmt
public override void PostWalk(DelStatement node) {
foreach (Expression e in node.Expressions) {
e.Walk(_fdel);
}
}
// DelStatement
public override bool Walk(DelStatement node) {
foreach (Expression e in node.Expressions) {
e.Walk(_delete);
}
return true;
}
public DelDefinition(DelStatement delStatement)
{
this.delStatement = delStatement;
}
public override bool Walk(DelStatement node)
{
Emit(node); return false;
}
public virtual void PostWalk(DelStatement node)
{
}
internal Delete(DelStatement stmt)
: this() {
_targets = PythonOps.MakeEmptyList(stmt.Expressions.Count);
foreach (Compiler.Ast.Expression expr in stmt.Expressions)
_targets.Add(Convert(expr, Del.Instance));
}
// DelStatement
public bool Walk(DelStatement node)
{
return Process(node);
}
// del_stmt: "del" target_list
// for error reporting reasons we allow any expression and then report the bad
// delete node when it fails. This is the reason we don't call ParseTargetList.
private Statement ParseDelStmt() {
NextToken();
var start = GetStart();
List<Expression> l = ParseExprList();
foreach (Expression e in l) {
string delError = e.CheckDelete();
if (delError != null) {
ReportSyntaxError(e.StartIndex, e.EndIndex, delError, ErrorCodes.SyntaxError);
}
}
DelStatement ret = new DelStatement(l.ToArray());
ret.SetLoc(_globalParent, start, GetEnd());
return ret;
}
public void Visit(PyAst.DelStatement node) => throw CreateNotImplementedEx();