public FunctionContext(ExpressionCompiler compiler, string name)
{
_compiler = compiler;
_instructions = new List<Instruction>();
_loopLabels = new IndexedStack<Tuple<LabelOperand, LabelOperand>>();
Name = name != null ? _compiler.Identifier(name) : null;
Label = _compiler.MakeLabel("function");
IdentifierCount = 0;
}
/// <summary>
/// Compile a Mond program from a string.
/// </summary>
/// <param name="source">Source code to compile</param>
/// <param name="fileName">Optional file name to use in errors</param>
/// <param name="generateDebugInfo">Enable generating debug info</param>
public static MondProgram Compile(string source, string fileName = null, bool generateDebugInfo = true)
{
var lexer = new Lexer(source, fileName);
var parser = new Parser(lexer);
var expression = parser.ParseAll();
expression.SetParent(null);
expression.Simplify();
//expression.Print(0);
var compiler = new ExpressionCompiler(generateDebugInfo);
return compiler.Compile(expression);
}
public FunctionContext(ExpressionCompiler compiler, int frameIndex, Scope prevScope, string parentName, string name)
{
_instructions = new List <Instruction>();
_loopLabels = new IndexedStack <Tuple <LabelOperand, LabelOperand> >();
Compiler = compiler;
FrameIndex = frameIndex;
Scope = new Scope(frameIndex, prevScope);
ParentName = parentName;
Name = name;
FullName = string.Format("{0}{1}{2}", parentName, string.IsNullOrEmpty(parentName) ? "" : ".", Name ?? "");
AssignedName = name != null?prevScope.Get(name) : null;
Label = Compiler.MakeLabel("function");
IdentifierCount = 0;
}
public FunctionContext(ExpressionCompiler compiler, int argIndex, int localIndex, Scope prevScope, string parentName, string name)
{
_instructions = new List<Instruction>();
_loopLabels = new IndexedStack<Tuple<LabelOperand, LabelOperand>>();
Compiler = compiler;
ArgIndex = argIndex;
LocalIndex = localIndex;
Scope = prevScope;
ParentName = parentName;
Name = name;
FullName = string.Format("{0}{1}{2}", parentName, string.IsNullOrEmpty(parentName) ? "" : ".", Name ?? "");
AssignedName = name != null ? prevScope.Get(name) : null;
Label = Compiler.MakeLabel("function");
IdentifierCount = 0;
}
public MondValue Evaluate(string expression)
{
var options = new MondCompilerOptions();
var lexer = new Lexer("return " + expression, "debug", options);
var parser = new Parser(lexer);
var expr = parser.ParseStatement(false);
var rewriter = new DebugExpressionRewriter(LocalObjectName);
expr = expr.Accept(rewriter).Simplify();
expr.SetParent(null);
var oldLocal = _state[LocalObjectName];
_state[LocalObjectName] = _localObject;
var program = new ExpressionCompiler(options).Compile(expr);
var result = _state.Load(program);
_state[LocalObjectName] = oldLocal;
return result;
}