//==============================================================================
// Project: Bracket-matching example of stack usage               File: main.cpp
// Author:  Michael and Alice Fischer                    Copyright: January 2009
// Modified September 2016
// =============================================================================
#include "tools.hpp"    
#include "brackets.hpp"

// Static function prototype
static
void run(int argc, char* argv[]);

//-----------------------------------------------------------------------------
int main(int argc, char* argv[]) {
	banner();
	try {
		run(argc, argv);
	} catch (Fatal& e) {
		cerr << "Catching Fatal exception\n" << e.what() << endl;
	} catch (...) {
		std::cerr << "Uncaught exception" << std::endl;
	}
	bye();
}

void run(int argc, char* argv[]) {
	say("Welcome to the bracket checker!");

	if (argc != 2)
		throw Fatal("usage: %s file", argv[0]);
	say("Checking file '%s'", argv[1]);

	ifstream in(argv[1]);
	if (!in)
		throw Fatal("can't open file '%s' for reading", argv[1]);

	Brackets b;         // Declare and initialize the application class.
	b.checkFile(in);    // Execute the primary application function.
	in.close();
}