package logic;

import ru.lanwen.verbalregex.VerbalExpression;

public class Parser {
    public Parser(String in) {
        VerbalExpression replaceV = VerbalExpression.regex()
                .startOfLine()
                .then("ch")
                .then(" ")
                .capture()
                .anything()
                .endCapture()
                .then(":")
                .capture()
                .anything()
                .endCapture()
                .endOfLine()
                .build();

        VerbalExpression newV = VerbalExpression.regex()
                .startOfLine()
                .then("new")
                .then(" ")
                .capture()
                .anything()
                .endCapture()
                .endOfLine()
                .build();
        VerbalExpression removeV = VerbalExpression.regex()
                .startOfLine()
                .then("rm")
                .then(" ")
                .capture()
                .anything()
                .endCapture()
                .endOfLine()
                .build();

        if (newV.test(in)) {
            System.out.println("new command");
        } else if (replaceV.test(in)) {
            System.out.println("replace command");
        } else if (removeV.test(in)) {
            System.out.println("remove command");
        } else {
            System.out.println("invalid command");
        }
    }
}