/// <summary>
/// (defmethod name "arg1 arg2" "(expression1)" "(expression 2)" [...])
/// Created methods used for DefClass <br />
/// </summary>
/// <param name="args"></param>
/// <param name="e"></param>
/// <returns></returns>
public static object DefMethod(Cons args, Environment e)
{
string name;
string[] _args;
string commands = "";
name = args.First().ToString();
_args = args.Second().ToString().Split(new string[] {" "}, StringSplitOptions.None);;
for (int i = 2; i < args.Length(); i++)
commands += args.Nth(i) + " ";
commands = commands.Replace("\\", "\\\\");
commands = commands.Replace("\"", "\\\"");
//FIXME:
//code = code.Replace("\n", "\\n");
DefinedMethod ret = new DefinedMethod(commands, name, _args);
e.AssignLocal(Symbol.FromName(name), ret);
Console.WriteLine("Assigned '" + ret.Name + "' as a DefinedMethod");
return ret;
}
public static Type CreateClass(string className, string superClass, string interfaces, DefinedMethod[] LSharpCode)
{
StringBuilder source = new StringBuilder("using System;\n");
source.AppendLine("using LSharp; ");
if (superClass == null)
source.AppendLine(string.Format("class {0} {{",className));
else
source.AppendLine(string.Format("class {0} : {1} {{",className, superClass));
foreach (DefinedMethod method in LSharpCode)
{
try
{
source.Append("public object " + method.Name + "(");
// 9/30/11 fixed so 0 arguments are allowed.
if (method.args.Length > 0 & !string.IsNullOrEmpty(method.args[0]))
{
source.Append("object " + method.args[0]);
for (int i = 1; i < method.args.Length; i++)
source.Append(", object " + method.args[i]);
}
source.Append(") {\n");
source.Append("object retValue = null;");
source.Append("\tLSharp.Environment env = new LSharp.Environment();\n");
if (method.args.Length > 0 & !string.IsNullOrEmpty(method.args[0]))
{
source.AppendLine("\tRuntime.EvalString(\"(= " + method.args[0] + " \" + " + method.args[0] + " + \")\", env);");
for (int i = 1; i < method.args.Length; i++)
source.AppendLine("\tRuntime.EvalString(\"(= " + method.args[i] + " \" + " + method.args[i] + " + \")\", env);");
}
source.Append("\tretValue = Runtime.Eval(Reader.Read(new System.IO.StringReader(\"" + method.Commands + "\"), ReadTable.DefaultReadTable()), env);\n");
source.Append("return retValue;\n");
// TODO: return results of above commands
source.Append("}\n");
} catch (Exception e) {
Console.WriteLine(e.Message);
source.AppendLine("// ERROR: " + e.Message);
}
}
source.AppendLine("}");
Console.WriteLine(source.ToString());
CSharpCodeProvider cscompiler = new CSharpCodeProvider();
ICodeCompiler compiler = cscompiler.CreateCompiler();
CompilerParameters compparams = new CompilerParameters();
compparams.GenerateInMemory = true;
compparams.ReferencedAssemblies.Add("LSharp.dll");
// foreach (Assembly a in AssemblyCache.Instance().Assemblies()) {
// compparams.ReferencedAssemblies.Add(a.FullName);
// }
CompilerResults compresult = compiler.CompileAssemblyFromSource(
compparams, source.ToString());
if ( compresult == null | compresult.Errors.Count > 0 )
{
foreach (CompilerError e in compresult.Errors)
{
Console.WriteLine(e);
}
throw new Exception("class creation error");
}
Object o = TypeCache.FindType(className);
if (o != null)
{
Assembly a = Assembly.GetAssembly(o as Type);
AssemblyCache.Instance().Remove(a);
}
AssemblyCache.Instance().Add(compresult.CompiledAssembly);
return compresult.CompiledAssembly.GetType(className);
}
/// <summary>
/// Creates a dynamic class
/// (defclass "classname" "inheritsfrom" [defmethod])
/// e.g. (defclass "class1" "Object" DefinedMethods*)
/// </summary>
/// <param name="args"></param>
/// <param name="environment"></param>
/// <returns></returns>
public static Object DefClass(Cons args, Environment environment)
{
string className = args.First().ToString();
string superClass = args.Second().ToString();
DefinedMethod[] methods = new DefinedMethod[args.Length() - 2];
for (int i = 2; i < args.Length(); i++)
{
try {
Symbol toFind = (Symbol) args.Nth(i);
object foundMethod = environment.GetValue(toFind);
methods[i - 2] = (DefinedMethod) foundMethod;
} catch (Exception e ) {
Console.WriteLine("DEFCLASS ERROR: " + e.Message + " " + e.StackTrace);
}
}
return ClassBuilder.CreateClass(className, superClass, "", methods);
}
