error.cpp

#include "error.h"
#include "token.h"
#include "lex.h"

string errinfo[] = {
        // 文件相关
        "File Open Error", 
        "Incomplete reading of file data",

        //字符相关
        "Illegal input charactor", 
        "Illegal input string", 
        "Illegal comment",

        //语法相关
        "Missing type definition", 
        "Missing variable name", 
        "Missing \'(\'",
        "Missing \')\'",
        "Missing num", 
        "Missing \']\'", 
        "Missing \',\'", 
        "Missing \';\'",
        "Missing \'{\'", 
        "Missing \'}\'",
        "Missing keyword \'while\'",
        "Missing \':\'",
        "Missing literal",

        //语义相关
        "Illegal array length",
        "Illegal type definition",
        "Variable redefinition",
        "Variable undefined",
        "Duplicate function declaration",
        "Incorrect function return value",
        "Function declaration error",
        "Functions declared by extern cannot be defined",
        "Duplicate function definition",
        "Function call failed",
        "Function is undefined or undeclared",
        "Pointer operation error",
        "Cannot get the address of the variable",
        "An lvalue operation is required",
        "The types of left and right values do not match",
        "This is an illegal operation",
        "An error occurred while indexing the array",
        "The break statement cannot be executed",
        "The continue statement cannot be executed",
        "Only variables of type int can be output",
        "initialization failed!",
        "Global variable initialization must be constant",
        "Only variables of type int can be input"
};

Scanner *Error::sc = NULL;
int Error::errNum = 0;

Error::Error(Scanner *sc1) 
{
    errNum = 0;
    sc = sc1;
}

Error::~Error() 
{}

void Error::showError(Err errCode)
{
    int posx = sc->getRowCol().first;
    int posy = sc->getRowCol().second;
    printf("Error %d: the %d row, the %d col: ", ++errNum, posx, posy);
    
    cout << errinfo[(int)errCode] << endl;
    //system("pause");
}