public void EnteringNode(object sender, XmlTraverseEventArgs e)
{
XmlNode node = e.Node;
TotalNodes++;
switch (node.LocalName)
{
case "Stmt_Echo":
EchoStatements++;
break;
case "#text":
StringLiteral(node);
break;
case AstConstants.Nodes.Stmt_Function:
Functions++;
break;
case AstConstants.Nodes.Stmt_ClassMethod:
Methods++;
break;
case AstConstants.Nodes.Stmt_Class:
Classes++;
break;
case "Expr_Include":
IncludeStatements++;
break;
case AstConstants.Nodes.Stmt_Goto:
Gotos++;
break;
}
}
public void EnteringNode(object sender, XmlTraverseEventArgs e)
{
var node = e.Node;
switch (node.LocalName)
{
case AstConstants.Nodes.Expr_Assign:
NodesOfInterest.Add(node);
break;
case AstConstants.Nodes.Expr_AssignOp_BitwiseAnd:
case AstConstants.Nodes.Expr_AssignOp_BitwiseOr:
case AstConstants.Nodes.Expr_AssignOp_BitwiseXor:
case AstConstants.Nodes.Expr_AssignOp_Concat:
case AstConstants.Nodes.Expr_AssignOp_Div:
case AstConstants.Nodes.Expr_AssignOp_Minus:
case AstConstants.Nodes.Expr_AssignOp_Mod:
case AstConstants.Nodes.Expr_AssignOp_Mul:
case AstConstants.Nodes.Expr_AssignOp_Plus:
case AstConstants.Nodes.Expr_AssignOp_Pow:
case AstConstants.Nodes.Expr_AssignOp_ShiftLeft:
case AstConstants.Nodes.Expr_AssignOp_ShiftRight:
case AstConstants.Nodes.Expr_AssignRef:
break;
case AstConstants.Nodes.Stmt_Echo:
break;
case AstConstants.Nodes.Expr_ShellExec:
break;
case AstConstants.Nodes.Expr_Eval:
break;
}
}
public void EnteringNode(object sender, XmlTraverseEventArgs e)
{
if (e.Node.LocalName == AstConstants.Nodes.Stmt_Goto)
{
_gotos++;
}
}
public void LeavingNode(object sender, XmlTraverseEventArgs e)
{
var node = e.Node;
indentation--;
var toPrint = string.Format("{0}{1}:{2}:{3} - {4}", new string(' ', indentation), node.NodeType, node.Prefix, node.LocalName, node.Value);
writer.WriteLine(toPrint);
}
public void EnteringNode(object sender, XmlTraverseEventArgs e)
{
var node = e.Node;
var toPrint = string.Format("{0}{1}:{2}:{3} - {4}", new string(' ', indentation), node.NodeType, node.Prefix, node.LocalName, node.Value);
writer.WriteLine(toPrint);
indentation++;
}
public void LeavingNode(object sender, XmlTraverseEventArgs e)
{
}
public void EnteringNode(object sender, XmlTraverseEventArgs e)
{
var node = e.Node;
switch (node.LocalName)
{
// Nodes
case AstConstants.Nodes.Stmt_Interface:
currentInterface = new Interface(node)
{
StartLine = AstNode.GetStartLine(node),
EndLine = AstNode.GetEndLine(node)
};
break;
case AstConstants.Nodes.Stmt_Class:
currentClass = new Class(node)
{
StartLine = AstNode.GetStartLine(node),
EndLine = AstNode.GetEndLine(node)
};
break;
case AstConstants.Nodes.Stmt_ClassMethod:
ClassMethodEnter(node);
break;
case AstConstants.Nodes.Stmt_Property:
inPropertyDeclarations = true;
break;
case AstConstants.Nodes.Stmt_PropertyProperty:
currentProperty = new Property(node)
{
StartLine = AstNode.GetStartLine(node),
EndLine = AstNode.GetEndLine(node),
VisibilityModifiers = propertyModifiers,
};
break;
case AstConstants.Nodes.Stmt_Function:
currentFunctions.Push(new Function(node)
{
StartLine = AstNode.GetStartLine(node),
EndLine = AstNode.GetEndLine(node)
});
functionClosureOrder.Push(FunctionClosure.Function);
break;
case AstConstants.Nodes.Expr_Closure:
currentClosures.Push(new ExtractorClosureInfo()
{
Closure = new Closure(node)
{
StartLine = AstNode.GetStartLine(node),
EndLine = AstNode.GetEndLine(node)
}
});
functionClosureOrder.Push(FunctionClosure.Closure);
break;
case AstConstants.Nodes.Param:
currentParameter = new Parameter(node);
break;
case AstConstants.Nodes.Expr_ClosureUse:
currentClosureUse = new ClosureUse(node);
break;
// Subnodes
case AstConstants.Subnodes.Name:
Name(node);
break;
case AstConstants.Subnodes.Params:
inParamDeclarations = true;
break;
case AstConstants.Subnodes.ByRef:
Subnode_ByRef_Enter(node);
break;
case AstConstants.Subnodes.Variadic:
if (inParamDeclarations && !parameteVariadicIsSet)
{
currentParameter.IsVariadic = Convert.ToBoolean(node.FirstChild.LocalName);
parameteVariadicIsSet = true;
}
break;
case AstConstants.Subnodes.Default:
if (inParamDeclarations && !parameterDefaultIsSet)
{
currentParameter.IsOptional = node.FirstChild.Prefix != AstConstants.Scalar;
parameterDefaultIsSet = true;
}
break;
case AstConstants.Subnodes.Uses:
if (currentClosures.Any() && currentClosures.Peek().ClosureUses == null && !currentClosures.Peek().ClosureUsagesIsSet)
{
currentClosures.Peek().ClosureUses = new Queue<ClosureUse>();
}
break;
case AstConstants.Subnodes.Var:
if (currentClosureUse != null)
{
currentClosureUse.Name = node.InnerText;
}
break;
case AstConstants.Subnodes.Type:
if (inPropertyDeclarations && currentProperty == null)
{
propertyModifiers = (AstConstants.VisibilityModifiers) Enum.Parse(typeof (AstConstants.VisibilityModifiers), node.InnerText);
}
break;
}
}
public void LeavingNode(object sender, XmlTraverseEventArgs e)
{
var node = e.Node;
switch (node.LocalName)
{
// Nodes
case AstConstants.Nodes.Stmt_Interface:
_interfaces.Add(currentInterface);
currentInterface = null;
break;
case AstConstants.Nodes.Stmt_Class:
_classes.Add(currentClass);
currentClass = null;
break;
case AstConstants.Nodes.Stmt_ClassMethod:
ClassMethodExit();
break;
case AstConstants.Nodes.Stmt_Property:
inPropertyDeclarations = false;
propertyModifiers = 0;
break;
case AstConstants.Nodes.Stmt_PropertyProperty:
currentClass.Properties.Add(currentProperty);
currentProperty = null;
break;
case AstConstants.Nodes.Stmt_Function:
_functions.Add(currentFunctions.Pop());
functionClosureOrder.Pop();
break;
case AstConstants.Nodes.Expr_ClosureUse:
currentClosures.Peek().ClosureUses.Enqueue(currentClosureUse);
currentClosureUse = null;
break;
case AstConstants.Nodes.Expr_Closure:
_closures.Add(currentClosures.Pop().Closure);
functionClosureOrder.Pop();
break;
case AstConstants.Nodes.Param:
parameters.Enqueue(currentParameter);
currentParameter = null;
parameteVariadicIsSet = false;
parameterByRefIsSet = false;
parameterDefaultIsSet = false;
break;
// Subnodes
case AstConstants.Subnodes.Params:
ParamsExit();
break;
case AstConstants.Subnodes.Uses:
if (currentClosures.Any())
{
ExtractorClosureInfo closureInfo = currentClosures.Peek();
if (!closureInfo.ClosureUsagesIsSet && closureInfo.ClosureUses != null)
{
closureInfo.Closure.UseParameters = closureInfo.ClosureUses.ToArray();
closureInfo.ClosureUsagesIsSet = true;
}
}
break;
}
}
public void EnteringNode(object sender, XmlTraverseEventArgs e)
{
var node = e.Node;
if (!IsNodeOfInterest(node) || IsCurrentlyBlocking)
{
isFirst = false;
return;
}
if (nodesNotToVisit.Contains(node))
{
DoNotVisitChildren(node);
nodesNotToVisit.Remove(node);
return;
}
switch (node.LocalName)
{
case AstConstants.Nodes.Stmt_Class:
case AstConstants.Nodes.Stmt_Interface:
case AstConstants.Nodes.Stmt_Trait:
DoNotVisitChildren(node);
break;
case AstConstants.Nodes.Expr_Closure:
case AstConstants.Nodes.Stmt_Function:
case AstConstants.Nodes.Stmt_ClassMethod:
if(isFirst)
FunctionEnter(node);
else
DoNotVisitChildren(node);
break;
case AstConstants.Nodes.Stmt_If:
IfStatementEnter(node);
break;
case AstConstants.Nodes.Stmt_Else:
ElseStatementsEnter(node);
break;
case AstConstants.Nodes.Stmt_ElseIf:
ElseIfStatementsEnter(node);
break;
case AstConstants.Nodes.Stmt_Switch:
SwitchStatementEnter(node);
break;
case AstConstants.Nodes.Stmt_Case:
SwitchCaseStatementEnter(node);
break;
// Loops
case AstConstants.Nodes.Stmt_For:
ForStatementEnter(node);
break;
case AstConstants.Nodes.Stmt_While:
WhileStatementEnter(node);
break;
case AstConstants.Nodes.Stmt_Foreach:
WhileOrForeachStatementEnter(node);
break;
case AstConstants.Nodes.Stmt_Do:
DoStatementEnter(node);
break;
case AstConstants.Nodes.Stmt_Continue:
ContinueStatementEnter(node);
break;
case AstConstants.Nodes.Stmt_Break:
BreakStatementEnter(node);
break;
case AstConstants.Nodes.Stmt_Return:
ReturnStatementEnter(node);
break;
default:
if (node.Prefix == AstConstants.Node)
{
NormalStatementEnter(node);
}
break;
}
if (isFirst)
{
isFirst = false;
}
}
public void LeavingNode(object sender, XmlTraverseEventArgs e)
{
var node = e.Node;
if (traverseBlockingNode == node)
{
traverseBlockingNode = null;
return;
}
if (!IsNodeOfInterest(node) || IsCurrentlyBlocking)
{
return;
}
if (node.Prefix.Equals(AstConstants.Node))
{
switch (node.LocalName)
{
case AstConstants.Nodes.Expr_Closure:
case AstConstants.Nodes.Stmt_Function:
FunctionExit(node);
break;
case AstConstants.Nodes.Stmt_If:
IfStatementExit(node);
break;
case AstConstants.Nodes.Stmt_Else:
ElseStatementsExit(node);
break;
case AstConstants.Nodes.Stmt_ElseIf:
ElseIfStatementsExit(node);
break;
case AstConstants.Nodes.Stmt_Switch:
SwitchStatementExit(node);
break;
// Loops
case AstConstants.Nodes.Stmt_For:
ForStatementExit(node);
break;
case AstConstants.Nodes.Stmt_Do:
case AstConstants.Nodes.Stmt_While:
case AstConstants.Nodes.Stmt_Foreach:
DoAndWhileAndForeachStatementExit(node);
break;
case AstConstants.Nodes.Stmt_ClassMethod:
ClassMethodExit(node);
break;
}
}
if (node.Prefix.Equals(AstConstants.Subnode))
{
switch (node.LocalName)
{
// For loops:
case AstConstants.Subnodes.Init:
//InitExit(node);
break;
case AstConstants.Subnodes.Cond:
//CondExit(node);
break;
case AstConstants.Subnodes.Loop:
break;
}
}
}
