reordering and ProgramLoader basic functionality

This commit is contained in:
black
2025-07-06 18:54:20 +02:00
parent 5e45b71b8e
commit 3326227bb1
6 changed files with 119 additions and 76 deletions

56
src/ProgramLoader.cpp Normal file
View File

@@ -0,0 +1,56 @@
//
// Created by black on 06.07.25.
//
#include "ProgramLoader.h"
#include <sstream>
ProgramLoader::ProgramLoader(const std::string &path){
m_programFile.open(path);
}
ProgramLoader * ProgramLoader::getInstance(const std::string &program_path) {
static ProgramLoader instance{program_path};
return &instance;
}
[[nodiscard]] std::vector<std::string> ProgramLoader::parseLine(const std::string &input) {
std::vector<std::string> output{};
/// Konvertiere den Input String in einen IStringStream, damit dieser bei Leerzeichen gesplittet werden kann
std::istringstream iss(input);
std::string out;
do {
/// Trenne den IStringStream bei jedem Leerzeichen und füge die Befehl(e)/-sargumente dem Output hinzu
std::getline(iss, out, ' ');
/// Stoppe, sobald ein Kommentar im Source Code vorkommt
if (out.at(0) != '#') {
if (out.at(out.length() -1) == ',') {
out.erase(out.length() - 1);
}
if (out.at(out.length() -1) == ':') {
break;
}
output.push_back(out);
} else {
break;
}
} while (!out.empty());
return output;
}
void ProgramLoader::indexFile() {
if (m_programFile.is_open()) {
std::string line;
int lineNumber = 1;
/// Parse Zeile für Zeile
while (std::getline(m_programFile, line)) {
auto lineVector = parseLine(line);
const auto first = lineVector.begin();
/// Sobald ein Label gefunden wurde, speichere die Zeile
if (first->at(first->length() - 1) == ':') {
m_labels[first->substr(0, first->length() - 1)] = lineNumber;
}
lineNumber++;
}
}
}