ats/system/func

ats/system/func_html.cpp
Source: ats/system/func_html.cpp
#include "function.hpp"

namespace {
    std::string html_escape(const std::string &s) {
        std::string out;
        out.reserve(s.size() * 12 / 10 + 8);
        for (char c : s) {
            switch (c) {
                case '&':  out += "&amp;";  break;
                case '<':  out += "&lt;";   break;
                case '>':  out += "&gt;";   break;
                case '"': out += "&quot;"; break;
                case '\'': out += "&#39;";  break;
                default:   out.push_back(c); break;
            }
        }
        return out;
    }
}

namespace token {
    void token_HTML(const std::string &command, std::vector<lex::Token> &tokens) {
        if(tokens[1].getTokenType() != lex::TOKEN_STRING) {
            std::cerr << "Error command requires string with filename.\n";
            return;
        }
        if(code.instruct.size()==0) {
            std::cerr << "Error: Must run build command first.\n";
            return;
        }
        std::string fname = tokens[1].getToken();
        std::fstream file;
        file.open(fname, std::ios::out);
        if(!file.is_open()) {
            std::cerr << "Error: file " << fname << " could not be opened for writing.\n";
            return;
        }
        file << "<!DOCTYPE html>\n<html>\n<head><title>ats (Assembly Script) - Debug Information</title></head>\n<body>\n";
        file << "<table border=\"1\" cellpadding=\"3\" cellspacing=\"3\">\n";
        file << "<tr><th>Line</th><th>Address Mode</th><th>Instruction</th><th>Machine Code</th></tr>\n";
        for(unsigned int i = 0; i < code.instruct.size(); ++i) {
            file << "<tr>";
            file << "<th>" << code.instruct[i].line_num << "</th>";
            file << "<th>" << html_escape(interp::add_mode[code.instruct[i].mode]) << "</th>";
            file << "<th>" << html_escape(code.instruct[i].text) << "</th>";
            file << "<th>" << html_escape(icode::instructionToHex(code.instruct[i])) << "</th>";
            file << "</tr>\n";
        }
        file << "\n</table>\n";
        file << "\n</body>\n</html>\n";
        file.close();
        std::cout << "Wrote HTML debug info to file: " << fname << "\n";
        
    }
}