private DeclarationType GetDeclarationType(LuaNode variable, LuaBlockNode block, out Declaration namespaces)
{
namespaces = null;
if (variable is LuaIdentifierNode)
{
foreach (var localDeclaration in block.Locals)
{
if (variable.AsString == localDeclaration.Name)
{
return DeclarationType.None;
}
}
foreach (var globalDeclaration in block.Globals)
{
if (variable.AsString == globalDeclaration.Name)
{
return DeclarationType.None;
}
}
}
else if (variable is LuaTableAccessNode)
{
foreach (var localDeclaration in block.Locals)
{
//List<string> names = new List<string>(variable.AsString.Split('.'));
Declaration dummyDeclaration = DeclarationHelper.BuildDeclaration(variable.AsString);
if (dummyDeclaration.Equal(localDeclaration))
return DeclarationType.None;
if (dummyDeclaration.NameSpace != null && dummyDeclaration.NameSpace.Equal(localDeclaration))
{
namespaces = localDeclaration;
return DeclarationType.Local;
}
}
foreach (var globalDeclaration in block.Globals)
{
//List<string> names = new List<string>(variable.AsString.Split('.'));
Declaration dummyDeclaration = DeclarationHelper.BuildDeclaration(variable.AsString);
if (dummyDeclaration.Equal(globalDeclaration))
return DeclarationType.None;
if (dummyDeclaration.NameSpace != null && dummyDeclaration.NameSpace.Equal(globalDeclaration))
{
namespaces = globalDeclaration;
return DeclarationType.Global;
}
}
}
return DeclarationType.Global;
}
public void GetDeclarations(LuaBlockNode block, LuaModel model)
{
for (int i = 0; i < VariableList.Count; ++i)
{
LuaNode variable = VariableList[i];
Declaration namespaces, sibling = null;
bool isDeclarationAssign = false;
if (i < ExpressionList.Count)
isDeclarationAssign = DeclarationHelper.TryGetExpressionDeclaration(ExpressionList[i], block, model, out sibling);
DeclarationType type = GetDeclarationType(variable, block, out namespaces);
if (type == DeclarationType.Global && variable is LuaIdentifierNode)
{
Declaration declaration = new Declaration(variable.AsString, String.Empty, model.FilePath, new ScopeSpan(variable.Span.EndPosition, variable.EndLine, int.MaxValue, int.MaxValue));
if (isDeclarationAssign) sibling.AddSibling(declaration);
block.Globals.Add(declaration);
}
else if (type == DeclarationType.Global && variable is LuaTableAccessNode)
{
string[] names = variable.AsString.Split('.');
Declaration declaration = new Declaration(names[names.Length - 1], String.Empty, model.FilePath, new ScopeSpan(variable.Span.EndPosition, variable.EndLine,
int.MaxValue, int.MaxValue), namespaces);
if (isDeclarationAssign) sibling.AddSibling(declaration);
block.Globals.Add(declaration);
}
else if (type == DeclarationType.Local)
{
string[] names = variable.AsString.Split('.');
Declaration declaration = new Declaration(names[names.Length - 1], String.Empty, model.FilePath, new ScopeSpan(variable.Span.EndPosition, variable.EndLine,
block.Span.EndPosition, block.EndLine), namespaces);
if (isDeclarationAssign) sibling.AddSibling(declaration);
block.Locals.Add(declaration);
}
}
}
public void GetDeclarations(LuaBlockNode block, LuaModel model)
{
for (int i = 0; i < VariableList.Count && i < ExpressionList.Count; ++i)
{
LuaNode variable = VariableList[i];
Declaration declaration = new Declaration(variable.AsString, String.Empty, model.FilePath,
new ScopeSpan(variable.Span.EndPosition,
variable.EndLine,
block.Span.EndPosition,
block.EndLine));
//block.Locals.Add(declaration);
if (i < ExpressionList.Count)
{
if (ExpressionList[i] is LuaTableNode)
{
declaration.Type = LuaDeclarationType.Table;
AddDeclarationsForTableField(block, model, declaration, ExpressionList[i]);
}
else if (ExpressionList[i] is LuaIdentifierNode ||
ExpressionList[i] is LuaTableAccessNode)
{
Declaration sibling = null;
if (DeclarationHelper.TryGetExpressionDeclaration(ExpressionList[i], block, model, out sibling))
{
declaration.Type = sibling.Type;
sibling.AddSibling(declaration);
}
}
}
// add declaration as the end in case of circling sibling which lead to stackoverflow
block.Locals.Add(declaration);
}
}