// Testing polymophic exception types.

#include <exception.hfa>

EHM_FORALL_EXCEPTION(proxy, (T&), (T))();

EHM_FORALL_VIRTUAL_TABLE(proxy, (int), proxy_int);
EHM_FORALL_VIRTUAL_TABLE(proxy, (char), proxy_char);

void proxy_test(void) {
	proxy(int) an_int = {&proxy_int};
	proxy(char) a_char = {&proxy_char};

    try {
		throw an_int;
	} catch (proxy(int) *) {
		printf("terminate catch\n");
	}

	try {
		throwResume a_char;
	} catchResume (proxy(char) *) {
		printf("resume catch\n");
	}

	try {
		throw a_char;
	} catch (proxy(int) *) {
		printf("caught proxy(int)\n");
	} catch (proxy(char) *) {
		printf("caught proxy(char)\n");
	}
}

EHM_FORALL_EXCEPTION(cell, (T), (T))(
	T data;
);

EHM_FORALL_VIRTUAL_TABLE(cell, (int), int_cell);
EHM_FORALL_VIRTUAL_TABLE(cell, (char), char_cell);
EHM_FORALL_VIRTUAL_TABLE(cell, (bool), bool_cell);

void cell_test(void) {
	try {
		cell(int) except = {&int_cell, -7};
		throw except;
	} catch (cell(int) * error) {
		printf("%d\n", error->data);
	}

	try {
		cell(bool) ball = {&bool_cell, false};
		throwResume ball;
		printf("%i\n", ball.data);
	} catchResume (cell(bool) * error) {
		printf("%i\n", error->data);
		error->data = true;
	}
}

int main(int argc, char * argv[]) {
	proxy_test();
	printf("\n");
	cell_test();
}