d26dd1b5a2
When this was merged, it seemed to produce a miss matched result. The names were not migrated. But now they have been.
69 lines
2.2 KiB
C++
69 lines
2.2 KiB
C++
#include "commandLineParser.h"
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#include <iostream>
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#include <stdexcept> // for std::invalid_argument
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// implement hashmap for the code
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CLI::CLI(int argc, char **argv) {
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try {
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if (argc < 2) {
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throw std::invalid_argument(
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"Error: No input file provided.\nUsage: <program> <input_file>");
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}
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// sets program info
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programName = argv[0];
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inputFile = argv[1];
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// checks that file has correct file extension
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if (!(CLI::IsMarkupFile(inputFile))) {
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throw std::invalid_argument(
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"Error: Invalid file extension. Expected a '.md' (Markdown) file.");
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}
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// stores remaining arguments
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for (int i = 1; i < argc; i++) {
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args.push_back(argv[i]);
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}
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} catch (const std::invalid_argument &e) {
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std::cerr << e.what() << "\n";
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PrintHelp();
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std::exit(EXIT_FAILURE);
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}
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}
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bool CLI::IsMarkupFile(const std::string &filename) {
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// markdown file extension
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const std::string requiredExtension = ".md";
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// checks to see if it can even include extension
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if (filename.size() <= requiredExtension.size()) {
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return false;
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}
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// Extracts the last N characters of the filename (where N is the length of
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// the required extension) and checks if they match the required file
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// extension (e.g., ".md").
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//
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// Example:
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// filename = "notes.md"
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// requiredExtension = ".md"
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// filename.substr(filename.size() - requiredExtension.size()) == ".md" →
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// true
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//
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// Reference: https://en.cppreference.com/w/cpp/string/basic_string/substr
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return filename.substr(filename.size() - requiredExtension.size()) ==
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requiredExtension;
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}
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// place to run commands but IDK IF WE SHOULD USE A HASMAP or how we are going
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// to get each method to run
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void CLI::RunCommands() {
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for (int i = 0; i < args.size(); i++) {
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}
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}
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void CLI::PrintHelp() const {
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std::cout << "Usage:\n"
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<< " " << programName << " <input_file> REQUIRED\n"
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<< "Flags:\n"
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<< " --o, --output <outputFile>, optional output filename\n"
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<< " --w, --watch, enables watchdog\n"
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<< " --s, --stop, stops watchdog\n";
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}
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