int main()
{
Helper::Title("Testing Tokenizer");
//std::string fileSpec = "../Tokenizer/Tokenizer.cpp";
//std::string fileSpec = "../Tokenizer/Tokenizer.h";
std::string fileSpec = "../Tokenizer/Test.txt";//from here
try
{
std::ifstream in(fileSpec);
if (!in.good())
{
std::cout << "\n can't open " << fileSpec << "\n\n";
return 1;
}
{
Toker toker;
toker.returnComments();
toker.attach(&in);
std::cout << "\n current line count = " << toker.currentLineCount();
do
{
std::string tok = toker.getTok();
if (tok == "\n")
tok = "newline";
std::cout << "\n -- " << tok;
} while (in.good());
std::cout << "\n current line count = " << toker.currentLineCount();
}
putline();
Helper::title("Testing change of special characters");
std::string newSpecialChars = "., :, +, +=, \n { }";
Toker toker;
toker.returnComments();
toker.setSpecialTokens(newSpecialChars);
in.clear();
in.seekg(std::ios::beg);
toker.attach(&in);
std::cout << "\n new special tokens: " << newSpecialChars;
do
{
std::string tok = toker.getTok();
if (tok == "\n")
tok = "newline";
std::cout << "\n -- " << tok;//check if tok is in type table
} while (in.good());// if there , get filename and say this file is dependent on this file
std::cout << "\n current line count = " << toker.currentLineCount();
}
catch (std::logic_error& ex)
{
std::cout << "\n " << ex.what();
}
std::cout << "\n\n";//here
return 0;
}
void CodeAnalyzer::AnalyzeFileDepedency(std::string file) {
Toker toker;
std::fstream in(file);
// Check if the filename is valid
if (!in.good())
{
std::cout << "\n can't open file " << file << "\n\n";
return;
}
toker.attach(&in);
do
{
std::string tok = toker.getTok();
ProcessTok(file, tok); // Check for match in Final Type Table and perform corresponding action
} while (in.good());
}
int dealTokenizer(Toker& toker)
{
std::cout << "Input for Tokenizer" << std::endl;
std::string fileSpec = "../Tokenizer/test_tokenizer.txt";
std::ifstream file("../Tokenizer/test_tokenizer.txt");
std::string str;
while (std::getline(file, str))
{
std::cout << str << std::endl;
}
std::cout << "-----------------------------------------------------------------------------------------\n";
std::ifstream in(fileSpec);
if (!in.good())
{
std::cout << "\n can't open " << fileSpec << "\n\n";
return 1;
}
toker.attach(&in);
toker.setComments(true);
toker.set("<,>,[,],(,),{,},:,=,+,-,*,\n", "<,<,>,>,:,:,+,+,-,-,=,=,+,=,-,=,*,=,/,=,-,>");
std::cout << "OUPUT \n";
do
{
std::string tok = toker.getTok();
if (tok == "\n")
{
tok = "newline";
}
std::cout << "\n -- " << tok;
} while (in.good());
std::cout << "\n";
return 0;
}
int main()
{
//std::string fileSpec = "../Tokenizer/Tokenizer.cpp";
//std::string fileSpec = "../Tokenizer/Tokenizer.h";
std::string fileSpec = "../Tokenizer/Test.txt";
std::ifstream in(fileSpec);
if (!in.good())
{
std::cout << "\n can't open " << fileSpec << "\n\n";
return 1;
}
Toker toker;
toker.attach(&in);
while (in.good())
{
std::string tok = toker.getTok();
if (tok == "\n")
tok = "newline";
std::cout << "\n -- " << tok;
}
std::cout << "\n\n";
return 0;
}
int main()
{
/*std::fstream fIn;
fIn.open("C:\\Users\thzha_000\Desktop\finaltest.txt", std::ios::in);*/
//Tokenizer testing
std::string fileSpec = "../Tokenizer/test_R4.txt";
std::cout << "---------------------------------------" << "\n";
std::cout << "--------- Testing Tokenizer ----------" << "\n";
std::cout << "---------------------------------------" << "\n";
std::cout << "--------Operating authentic code-------" << "\n";
std::cout << "Requirements 5 is well shown in this process" << "\n\n";
std::ifstream in(fileSpec);
if (!in.good())
{
std::cout << "\n can't open " << fileSpec << "\n\n";
return 1;
}
else
std::cout << "\n Read file successfull!" << "\n";
Toker toker;
toker.attach(&in);
do
{
std::string tok = toker.getTok();
if (tok == "\n")
tok = "newline";
std::cout << "\n -- " << tok;
} while (in.good());
std::cout << "\n\n";
toker.reset();
// SemiExp testing
Toker toker2;
std::cout << "---------------------------------------" << "\n";
std::cout << "------- Testing SemiExpression --------" << "\n";
std::cout << "---------------------------------------" << "\n";
std::cout << "--------Operating authentic code-------" << "\n\n";
std::cout << "Requirements 6-8 is well shown in this process" << "\n\n";
std::fstream in2(fileSpec);
if (!in2.good())
{
std::cout << "\n can't open file " << fileSpec << "\n\n";
return 1;
}
else
std::cout << "\n Read file successfull!" << "\n";
toker2.attach(&in2);
SemiExp semi(&toker2);
while (semi.get())
{
std::cout << "\n -------------- semiExpression --------------";
semi.show();
}
/*
May have collected tokens, but reached end of stream
before finding SemiExp terminator.
*/
if (semi.length() > 0)
{
std::cout << "\n -------------- semiExpression --------------";
semi.show();
std::cout << "\n\n";
}
toker2.reset();
// Test Requirement 4
std::string fileSpec_R4 = "../Tokenizer/test_R4.txt";
std::vector<std::string> alter_setSpecialSingleChar = { "=", "+" };
std::vector<std::string> alter_setSpecialDoubleChar = { "++" , "--" };
std::cout << "------------------- Requiement 4 ------------------" << "\n";
std::cout << "---------------------------------------------------" << "\n";
std::cout << "------Using a small piece of text for testing------" << "\n\n";
Toker toker1;
std::ifstream in1(fileSpec_R4);
if (!in1.good())
{
std::cout << "\n can't open " << fileSpec << "\n\n";
return 1;
}
else
std::cout << "\n Read file successfull!" << "\n";
toker.attach(&in1);
do
{
std::string tok = toker1.getTok();
if (tok == "\n")
tok = "newline";
std::cout << "\n -- " << tok;
} while (in1.good());
std::cout << "\n\n";
toker1.reset(); // reset static member in consumestate class
std::cout << "-----setSpecialSingleChars setSpecialCharPairs-----" << "\n";
std::cout << "---------------------------------------------------" << "\n\n";
Toker toker3;
std::cout << " change the default set of single special chars to: { \" = \", \"+ \" } " << "\n\n";
std::cout << " change the default set of single special chars to: { \"++ \" , \"--\" } " << "\n\n";
std::cout << "**After the change, Tokernizer is not able to detect += as a combined punctuator.**" << "\n\n";
std::cout << "This change can be seen at last line 6 and 7." << "\n\n";
toker3.setSingleSpecial("replace", alter_setSpecialSingleChar);
toker3.setDoubleSpecial("replace", alter_setSpecialDoubleChar);
std::ifstream in3(fileSpec_R4);
if (!in3.good())
{
std::cout << "\n can't open " << fileSpec_R4 << "\n\n";
return 1;
}
else
std::cout << "\n Read file successfull!" << "\n";
toker.attach(&in3);
do
{
std::string tok = toker3.getTok();
if (tok == "\n")
tok = "newline";
std::cout << "\n -- " << tok;
} while (in3.good());
std::cout << "\n\n";
toker3.reset();
return 0;
}
int main(int argc, char* argv[])
{
std::cout << "\n Testing Tokenizer class\n "
<< std::string(25, '=') << std::endl;
std::cout
<< "\n Note that comments and quotes are returned as single tokens\n\n";
// collecting tokens from a string
Toker t_fromStr("tokens from a string: -> int x; /* a comment */", false);
std::string tok;
do
{
tok = t_fromStr.getTok();
std::cout << " " << tok;
} while (tok != "");
std::cout << "\n\n";
// collecting tokens from files, named on the command line
if (argc < 2)
{
std::cout
<< "\n please enter name of file to process on command line\n\n";
return 1;
}
for (int i = 1; i<argc; ++i)
{
std::cout << "\n Processing file " << argv[i];
std::cout << "\n " << std::string(16 + strlen(argv[i]), '-') << "\n";
try
{
Toker t;
t.setMode(Toker::xml); // comment out to show tokenizing for code
// t.setSingleCharTokens("<>"); // will return same results as above for XML
if (!t.attach(argv[i]))
{
std::cout << "\n can't open file " << argv[i] << "\n\n";
continue;
}
t.returnComments(); // remove this statement to discard comment tokens
std::string temp;
do
{
temp = t.getTok();
std::cout << " ln: " << t.lines() << ", br lev: "
<< t.braceLevel() << ", tok size: " << std::setw(3) << temp.length() << " -- ";
if (temp != "\n")
std::cout << temp << std::endl;
else
std::cout << "newline\n";
} while (temp != "");
}
catch (std::exception& ex)
{
std::cout << " " << ex.what() << "\n\n";
}
}
}
