void ParseDefine(ScopeGroup getter, ScopeGroup scope, DefineNode defineNode)
{
IndexedVar var;
if (!defineNode.Extended)
{
var = IndexedVar.AssignVar(VarCollection, scope, defineNode.VariableName, IsGlobal, defineNode);
}
else
{
var = IndexedVar.AssignVarExt(VarCollection, scope, defineNode.VariableName, IsGlobal, defineNode);
}
// Set the defined variable if the variable is defined like "define var = 1"
Element[] inScopeActions = var.InScope(defineNode.Value != null ? ParseExpression(getter, scope, defineNode.Value) : null);
if (inScopeActions != null)
{
Actions.AddRange(inScopeActions);
}
if (defineNode.Type != null)
{
var.Type = ParserData.GetDefinedType(defineNode.Type, defineNode.Location);
}
}
public Var[] AssignParameterVariables(ScopeGroup methodScope, ParameterBase[] parameters, IWorkshopTree[] values, Node methodNode)
{
Var[] parameterVars = new Var[values.Length];
for (int i = 0; i < values.Length; i++)
{
if (values[i] is Element)
{
// Create a new variable using the parameter.
if (!parameters[i].Extended)
{
parameterVars[i] = IndexedVar.AssignVar(VarCollection, methodScope, parameters[i].Name, IsGlobal, methodNode);
}
else
{
parameterVars[i] = IndexedVar.AssignVarExt(VarCollection, methodScope, parameters[i].Name, IsGlobal, methodNode);
}
((IndexedVar)parameterVars[i]).Type = ((Element)values[i]).SupportedType?.Type;
Actions.AddRange(((IndexedVar)parameterVars[i]).SetVariable((Element)values[i]));
}
else if (values[i] is EnumMember)
{
parameterVars[i] = new ElementReferenceVar(parameters[i].Name, methodScope, methodNode, values[i]);
}
else
{
throw new NotImplementedException();
}
}
return(parameterVars);
}
private void GetObjects(RulesetNode rulesetNode, string file, TranslateRule globalTranslate, TranslateRule playerTranslate)
{
string absolute = new Uri(file).AbsolutePath;
// Get the defined types
foreach (var definedType in rulesetNode.DefinedTypes)
{
try
{
if (DefinedTypes.Any(type => type.Name == definedType.Name))
{
throw SyntaxErrorException.NameAlreadyDefined(definedType.Location);
}
DefinedTypes.Add(DefinedType.GetDefinedType(definedType));
}
catch (SyntaxErrorException ex)
{
Diagnostics.Error(ex);
}
}
// Get the user methods.
for (int i = 0; i < rulesetNode.UserMethods.Length; i++)
{
try
{
UserMethods.Add(UserMethod.CreateUserMethod(Root, rulesetNode.UserMethods[i]));
}
catch (SyntaxErrorException ex)
{
Diagnostics.Error(ex);
}
}
// Get the rules
RuleNodes.AddRange(rulesetNode.Rules);
List <string> importedFiles = new List <string>();
foreach (ImportObjectNode importObject in rulesetNode.ObjectImports)
{
try
{
Importer importer = new Importer(Diagnostics, importedFiles, importObject.File, file, importObject.Location);
if (!importer.AlreadyImported)
{
importedFiles.Add(importer.ResultingPath);
switch (importer.FileType)
{
case ".obj":
importer.FileData.Update();
string content = importer.FileData.Content;
Model newModel = Model.ImportObj(content);
new ModelVar(importObject.Name, Root, importObject, newModel);
break;
case ".pathmap":
PathMap pathMap = PathMap.ImportFromXML(importer.ResultingPath);
new PathMapVar(this, importObject.Name, Root, importObject, pathMap);
break;
}
}
}
catch (SyntaxErrorException ex)
{
Diagnostics.Error(ex);
}
}
// Get the variables
foreach (var definedVar in rulesetNode.DefinedVars)
{
try
{
IndexedVar var;
if (!definedVar.Extended)
{
if (definedVar.OverrideID == -1)
{
var = IndexedVar.AssignVar(VarCollection, Root, definedVar.VariableName, definedVar.IsGlobal, definedVar);
}
else
{
var = IndexedVar.AssignVar(
VarCollection,
Root,
definedVar.VariableName,
definedVar.IsGlobal,
new WorkshopVariable(definedVar.IsGlobal, definedVar.OverrideID, VarCollection.WorkshopNameFromCodeName(definedVar.IsGlobal, definedVar.VariableName)),
definedVar
);
}
}
else
{
var = IndexedVar.AssignVarExt(VarCollection, Root, definedVar.VariableName, definedVar.IsGlobal, definedVar);
}
if (definedVar.Type != null)
{
var.Type = GetDefinedType(definedVar.Type, definedVar.Location);
}
}
catch (SyntaxErrorException ex)
{
Diagnostics.Error(ex);
}
}
}
override public Element Get(TranslateRule context, ScopeGroup scope, MethodNode methodNode, IWorkshopTree[] parameters)
{
Element result;
if (!IsRecursive)
{
// Check the method stack if this method was already called.
// Throw a syntax error if it was.
if (context.MethodStackNotRecursive.Contains(this))
{
throw SyntaxErrorException.RecursionNotAllowed(methodNode.Location);
}
var methodScope = scope.Root().Child();
// Add the parameter variables to the scope.
context.AssignParameterVariables(methodScope, Parameters, parameters, methodNode);
// The variable that stores the return value.
IndexedVar returns = null;
if (DoesReturn)
{
returns = IndexedVar.AssignVar(context.VarCollection, scope, $"{methodNode.Name} return", context.IsGlobal, null);
returns.Type = Type;
}
// Add the method to the method stack
context.MethodStackNotRecursive.Add(this);
Block.RelatedScopeGroup = methodScope;
// Parse the block of the method
context.ParseBlock(methodScope, methodScope, Block, true, returns);
// Take the method scope out of scope.
methodScope.Out(context);
// Remove the method from the stack.
context.MethodStackNotRecursive.Remove(this);
if (DoesReturn)
{
result = returns.GetVariable();
}
else
{
result = new V_Null();
}
}
else
{
// Check the method stack if this method was already called. It will be null if it wasn't called.
MethodStack lastMethod = context.MethodStackRecursive.FirstOrDefault(ms => ms.UserMethod == this);
if (lastMethod != null)
{
context.ContinueSkip.Setup();
// Re-push the paramaters.
for (int i = 0; i < lastMethod.ParameterVars.Length; i++)
{
if (lastMethod.ParameterVars[i] is RecursiveVar)
{
context.Actions.AddRange
(
((RecursiveVar)lastMethod.ParameterVars[i]).InScope((Element)parameters[i])
);
}
}
// Add to the continue skip array.
context.Actions.AddRange(
lastMethod.ContinueSkipArray.SetVariable(
Element.Part <V_Append>(lastMethod.ContinueSkipArray.GetVariable(), new V_Number(context.ContinueSkip.GetSkipCount() + 3))
)
);
// Loop back to the start of the method.
context.ContinueSkip.SetSkipCount(lastMethod.ActionIndex);
context.Actions.Add(Element.Part <A_Loop>());
result = lastMethod.Return.GetVariable();
}
else
{
var methodScope = scope.Root().Child(true);
// Add the parameter variables to the scope.
Var[] parameterVars = new Var[Parameters.Length];
for (int i = 0; i < parameterVars.Length; i++)
{
if (parameters[i] is Element)
{
// Create a new variable using the parameter input.
parameterVars[i] = (RecursiveVar)IndexedVar.AssignVar(context.VarCollection, methodScope, Parameters[i].Name, context.IsGlobal, methodNode);
((RecursiveVar)parameterVars[i]).Type = ((Element)parameters[i]).SupportedType?.Type;
context.Actions.AddRange
(
((RecursiveVar)parameterVars[i]).InScope((Element)parameters[i])
);
}
else if (parameters[i] is EnumMember)
{
parameterVars[i] = new ElementReferenceVar(Parameters[i].Name, methodScope, methodNode, parameters[i]);
}
else
{
throw new NotImplementedException();
}
}
var returns = IndexedVar.AssignInternalVarExt(context.VarCollection, null, $"{methodNode.Name}: return", context.IsGlobal);
returns.Type = Type;
// Setup the continue skip array.
IndexedVar continueSkipArray = IndexedVar.AssignInternalVar(context.VarCollection, null, $"{methodNode.Name} sca", context.IsGlobal);
var stack = new MethodStack(this, parameterVars, context.ContinueSkip.GetSkipCount(), returns, continueSkipArray);
// Add the method to the stack.
context.MethodStackRecursive.Add(stack);
Block.RelatedScopeGroup = methodScope;
// Parse the method block
context.ParseBlock(methodScope, methodScope, Block, true, returns);
// No return value if the method is being used as an action.
result = returns.GetVariable();
// Take the method out of scope.
//Actions.AddRange(methodScope.RecursiveMethodStackPop());
methodScope.Out(context);
// Setup the next continue skip.
context.ContinueSkip.Setup();
context.ContinueSkip.SetSkipCount(Element.Part <V_LastOf>(continueSkipArray.GetVariable()));
// Remove the last continue skip.
context.Actions.AddRange(
continueSkipArray.SetVariable(
Element.Part <V_ArraySlice>(
continueSkipArray.GetVariable(),
new V_Number(0),
Element.Part <V_CountOf>(continueSkipArray.GetVariable()) - 1
)
)
);
// Loop if the method goes any deeper by checking the length of the continue skip array.
context.Actions.Add(
Element.Part <A_LoopIf>(
Element.Part <V_Compare>(
Element.Part <V_CountOf>(continueSkipArray.GetVariable()),
EnumData.GetEnumValue(Operators.NotEqual),
new V_Number(0)
)
)
);
// Reset the continue skip.
context.ContinueSkip.ResetSkip();
context.Actions.AddRange(continueSkipArray.SetVariable(0));
// Remove the method from the stack.
context.MethodStackRecursive.Remove(stack);
}
}
return(result);
}
