private static void EmitOpImplicit(TypeGenerator typeGen)
{
ParameterInfo[] methodParams = new ParameterInfo[] { new ParameterInfo("val", 0, typeof(object)) };
var methodGen = typeGen.DefineMethod("op_Implicit", MethodAttributes.SpecialName | MethodAttributes.Static | MethodAttributes.HideBySig | MethodAttributes.Public, methodParams, typeGen);
methodGen.SyntaxBody = new BlockStatement(new NodeList <Statement>
{
Statement.Return(Expression.New(typeGen, Expression.Parameter(methodParams[0])))
});
}
private static void EmitOpAddition(TypeGenerator typeGen)
{
ParameterInfo[] methodParams = new ParameterInfo[] { new ParameterInfo("left", 0, typeGen), new ParameterInfo("right", 1, typeGen) };
var methodGen = typeGen.DefineMethod("op_Addition", MethodAttributes.SpecialName | MethodAttributes.Static | MethodAttributes.HideBySig | MethodAttributes.Public, methodParams, typeGen);
methodGen.SyntaxBody = new BlockStatement(new NodeList <Statement>
{
Statement.Return(Expression.Custom((e, g) => {
e.Type = typeof(int);
g.LoadInt32(10);
}))
});
}
internal void Start()
{
assembly.Context.Register("Console", typeof(Console));
// code.Compile(assembly);
valueField = typeGen.DefineField("value", typeof(object), FieldAttributes.Private);
valueField.SetCustomAttribute(typeof(DebuggerBrowsableAttribute), typeof(DebuggerBrowsableAttribute).GetInstanceCtor(typeof(DebuggerBrowsableState)), DebuggerBrowsableState.Never);
// ctor
var ctorParams = new ParameterInfo[] { new ParameterInfo("val", 0, typeof(object)) };
ConstructorGenerator ctorGen = typeGen.DefineCtor(ctorParams, MethodAttributes.Public);
ctorGen.SyntaxBody = new BlockStatement(new NodeList <Statement>
{
Expression.Assign(Expression.Member("value"), Expression.Parameter(ctorParams[0]))
});
EmitOpImplicit(typeGen);
EmitOpAddition(typeGen);
EmitToStringMethod();
typeGen.CreateType();
assembly.Save("FluidScript.Runtime.dll");
}