/// <summary>
/// Parses desginscript code with specified core and returns a
/// ProtoAST CodeBlockNode
/// </summary>
/// <param name="code"></param>
/// <param name="core"></param>
/// <returns></returns>
public static ParseResult ParseWithCore(string code, ProtoCore.Core core)
{
var p = CreateParser(code, core);
p.Parse();
ParseResult result = new ParseResult();
result.CodeBlockNode = p.root as AST.AssociativeAST.CodeBlockNode;
result.CommentBlockNode = p.commentNode as AST.AssociativeAST.CodeBlockNode;
return result;
}
private static void ParseUserCodeCore(Core core, string expression, out List <AssociativeNode> astNodes, out List <AssociativeNode> commentNodes)
{
astNodes = new List <AssociativeNode>();
core.ResetForPrecompilation();
core.IsParsingCodeBlockNode = true;
core.ParsingMode = ParseMode.AllowNonAssignment;
ParseResult parseResult = ParserUtils.ParseWithCore(expression, core);
commentNodes = ParserUtils.GetAstNodes(parseResult.CommentBlockNode);
var nodes = ParserUtils.GetAstNodes(parseResult.CodeBlockNode);
Validity.Assert(nodes != null);
int index = 0;
int typedIdentIndex = 0;
foreach (var node in nodes)
{
var n = node as AssociativeNode;
Validity.Assert(n != null);
// Append the temporaries only if it is not a function def or class decl
bool isFunctionOrClassDef = n is FunctionDefinitionNode || n is ClassDeclNode;
if (n is ImportNode)
{
core.BuildStatus.LogSemanticError(Resources.ImportStatementNotSupported);
}
else if (isFunctionOrClassDef)
{
// Add node as it is
astNodes.Add(node);
}
else
{
// Handle temporary naming for temporary Binary exp. nodes and non-assignment nodes
var ben = node as BinaryExpressionNode;
if (ben != null && ben.Optr == Operator.assign)
{
var lNode = ben.LeftNode as IdentifierNode;
if (lNode != null && lNode.Value == Constants.kTempProcLeftVar)
{
string name = Constants.kTempVarForNonAssignment + index;
var newNode = new BinaryExpressionNode(new IdentifierNode(name), ben.RightNode);
astNodes.Add(newNode);
index++;
}
else
{
// Add node as it is
astNodes.Add(node);
index++;
}
}
else
{
if (node is TypedIdentifierNode)
{
// e.g. a : int = %tTypedIdent_<Index>;
var ident = new IdentifierNode(Constants.kTempVarForTypedIdentifier + typedIdentIndex);
NodeUtils.CopyNodeLocation(ident, node);
var typedNode = new BinaryExpressionNode(node as TypedIdentifierNode, ident, Operator.assign);
NodeUtils.CopyNodeLocation(typedNode, node);
astNodes.Add(typedNode);
typedIdentIndex++;
}
else
{
string name = Constants.kTempVarForNonAssignment + index;
var newNode = new BinaryExpressionNode(new IdentifierNode(name), n);
astNodes.Add(newNode);
index++;
}
}
}
}
}