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Made nice parsing errors

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This commit is contained in:
ChrisFadden
2015-08-28 16:54:42 -04:00
parent b198cfb5b2
commit 88fe0e350b
1 changed files with 28 additions and 18 deletions
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46
src/RNGLRParser.cpp
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@@ -1,4 +1,15 @@
#include "RNGLRParser.h"
#include <fstream>
//sorry about the macros
#define RESET "\033[0m"
#define BOLDRED "\033[1m\033[31m"
#define BOLDWHITE "\033[1m\033[37m"
#define BOLDGREEN "\033[1m\033[32m"
#define BOLDYELLOW "\033[1m\033[33m"
#define BOLDBLUE "\033[1m\033[34m"
#define BOLDMAGENTA "\033[1m\033[35m"
#define BOLDCYAN "\033[1m\033[36m"
RNGLRParser::RNGLRParser() {
//
@@ -107,25 +118,24 @@ NodeTree<Symbol>* RNGLRParser::parseInput(std::string inputString, std::string f
//std::cout << "Frontier " << i << " is empty." << std::endl;
//std::cerr << "Parsing failed on " << input[i].toString() << std::endl;
//std::cerr << "Problem is on line: " << findLine(i) << std::endl;
std::cerr << filename << ":" << findLine(i) << std::endl;
// std::cerr << filename << ":" << findLine(i) << std::endl;
errord = true;
std::cerr << "parse error" << std::endl;
std::cerr << "Nearby is:" << std::endl;
int range = 10;
for (int j = (i-range >= 0 ? i-range : 0); j < (i+range < input.size() ? i+range : input.size()); j++)
if (j == i)
std::cerr << "||*||*||" << input[j].toString() << "||*||*|| ";
else
std::cerr << input[j].toString() << " ";
std::cerr << std::endl;
range = 1;
/* std::cout << "\n\n\nThe states in the GSS at last frontiers:" << std::endl;
for (int j = (i-range >= 0 ? i-range : 0); j < i; j++) {
std::cout << "Frontier:" << j << " (would get): " << input[j].toString() << std::endl;
printReconstructedFrontier(j);
}
std::cout << "\n\n\n\n" << std::endl;
*/ break;
std::cout << BOLDMAGENTA << "parse error" << std::endl;
std::cout << BOLDWHITE << "Error at: " << BOLDBLUE << filename << ":" << findLine(i) << std::endl;
std::ifstream infile(filename);
std::string line;
int linecount = 0;
while(std::getline(infile,line))
{
if(linecount == findLine(i) - 1)
std::cout << BOLDRED << line << std::endl;
linecount++;
}
std::cout << RESET << std::endl;
break;
}
//Clear the vector of SPPF nodes created every step