--- parser3/src/classes/reflection.C	2016/12/01 21:49:02	1.72
+++ parser3/src/classes/reflection.C	2016/12/08 21:05:43	1.78
@@ -10,7 +10,7 @@
 #include "pa_vbool.h"
 #include "pa_vobject.h"
 
-volatile const char * IDENT_REFLECTION_C="$Id: reflection.C,v 1.72 2016/12/01 21:49:02 moko Exp $";
+volatile const char * IDENT_REFLECTION_C="$Id: reflection.C,v 1.78 2016/12/08 21:05:43 moko Exp $";
 
 static const String class_type_methoded("methoded");
 
@@ -42,30 +42,78 @@ DECLARE_CLASS_VAR(reflection, new MRefle
 
 // methods
 
+const int MAX_CREATE_PARAMS = 100;
 
 static void _create(Request& r, MethodParams& params) {
-	const Method* method;
-	const String& class_name=params.as_string(0, "class name must be string");
-	VStateless_class* vclass=r.get_class(class_name);
+	int params_offset;
+	HashStringValue* params_hash=0;
 
-	if(!vclass)
-		throw Exception(PARSER_RUNTIME, &class_name, "class is undefined");
+	const String* class_name=0;
+	const String* constructor_name=0;
 
-	const String& constructor_name=params.as_string(1, "constructor name must be string");
+	Value& voptions=params.as_no_junction(0, "param must not be code");
+	if(HashStringValue* options=voptions.get_hash()) {
+		int valid_options=0;
+		if(Value* vclass_name=options->get("class")) {
+			valid_options++;
+			class_name=&vclass_name->as_string();
+		}
+		if(Value* vconstructor_name=options->get("constructor")) {
+			valid_options++;
+			constructor_name=&vconstructor_name->as_string();
+		}
+		if(Value* vparams_hash=options->get("arguments")) {
+			valid_options++;
+			params_hash=vparams_hash->as_hash("arguments");
+			if(params.count()>1)
+				throw Exception(PARSER_RUNTIME, 0, "agruments should not be specified as hash and as create params");
+		}
+		if(valid_options!=options->count())
+			throw Exception(PARSER_RUNTIME, 0, CALLED_WITH_INVALID_OPTION);
 
-	if(!(method=vclass->get_method(constructor_name)))
-		throw Exception(PARSER_RUNTIME, &constructor_name, "constructor not found in class '%s'", vclass->type());
+		if(!class_name)
+			throw Exception(PARSER_RUNTIME, 0, "class name must be specified");
+		if(!constructor_name)
+			throw Exception(PARSER_RUNTIME, 0, "constructor name must be specified");
+
+		params_offset=1;
+	} else {
+		class_name=&params.as_string(0, "param must not be code");
+
+		if(params.count()==1)
+			throw Exception(PARSER_RUNTIME, 0, "constructor name must be specified");
+
+		constructor_name=&params.as_string(1, "constructor name must be string");
+
+		params_offset=2;
+	}
+
+	VStateless_class* vclass=r.get_class(*class_name);
+	if(!vclass)
+		throw Exception(PARSER_RUNTIME, class_name, "class is undefined");
+
+	const Method* method=vclass->get_method(*constructor_name);
+	if(!method)
+		throw Exception(PARSER_RUNTIME, constructor_name, "constructor not found in class '%s'", vclass->type());
 
 	Value &object = r.construct(*vclass, *method);
 
-	int nparams=params.count()-2;
+	int nparams=params_hash ? params_hash->count() : (params.count()-params_offset);
+	if(nparams>MAX_CREATE_PARAMS)
+		throw Exception(PARSER_RUNTIME, 0, "arguments count should not exceed %d", MAX_CREATE_PARAMS);
 
+	Value* args[MAX_CREATE_PARAMS];
 	CONSTRUCTOR_FRAME_ACTION(*method, r.get_method_frame(), object, {
-		Value* v[100];
 		if(nparams>0){
-			for(int i=0; i<nparams; i++)
-				v[i]=&r.process(params[i+2]);
-			frame.store_params((Value**)&v, nparams);
+			if(params_hash){
+				int i=0;
+				for(HashStringValue::Iterator h(*params_hash); h; h.next())
+					args[i++]=h.value();
+			} else {
+				for(int i=0; i<nparams; i++)
+					args[i]=&r.process(params[i+params_offset]);
+			}
+			frame.store_params((Value**)&args, nparams);
 		} else {
 			frame.empty_params();
 		}
@@ -449,11 +497,45 @@ static void _mixin(Request& r, MethodPar
 	}
 }
 
+String::Language get_untaint_lang(const String& lang_name); // op.C
+
+static void _tainting(Request& r, MethodParams& params) {
+	const String& str=params.as_string(params.count()-1, "param must be string");
+	String::Language lang = String::L_UNSPECIFIED;
+	bool optimized=false;
+
+	if(params.count()==2){
+		const String& slang=params.as_string(0, "language name must be string");
+		if(slang == "optimized")
+			optimized=true;
+		else if(slang == "tainted")
+			lang=String::L_TAINTED;
+		else lang=get_untaint_lang(slang);
+	}
+
+	if(!str.is_empty()){
+		char *visual=str.visualize_langs();
+
+		if(optimized){
+			for(char *c=visual; *c; c++)
+				*c = *c<0 ? '+':'-';
+		} else if(lang != String::L_UNSPECIFIED){
+			for(char *c=visual; *c; c++)
+				*c = *c==lang ? '+':'-';
+		} else {
+			for(char *c=visual; *c; c++)
+				*c = *c & 0x7F;
+		}
+
+		r.write(*new String(visual));
+	}
+}
 
 // constructor
 MReflection::MReflection(): Methoded("reflection") {
 	// ^reflection:create[class_name;constructor_name[;param1[;param2[;...]]]]
-	add_native_method("create", Method::CT_STATIC, _create, 1, 101);
+	// ^reflection:create[ $.class[name] $.constructor[name] $.arguments[ $.1[param1] $.2[param2] ...] ]
+	add_native_method("create", Method::CT_STATIC, _create, 1, MAX_CREATE_PARAMS + 2);
 
 	// ^reflection:classes[]
 	add_native_method("classes", Method::CT_STATIC, _classes, 0, 0);
@@ -517,4 +599,7 @@ MReflection::MReflection(): Methoded("re
 	// ^reflection:mixin[object or class or junction;options]
 	add_native_method("mixin", Method::CT_STATIC, _mixin, 1, 2);
 
+	// ^reflection:tainting[[language or 'tainted' or 'optimized';]string]
+	add_native_method("tainting", Method::CT_STATIC, _tainting, 1, 2);
+
 }