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make scribe spit out bigger chunks of litteral strings

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This commit is contained in:
samcake 2016-05-12 14:14:05 -07:00
parent 80c80091e4
commit a436c54817
1 changed files with 26 additions and 11 deletions
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37
tools/scribe/src/main.cpp
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@ -168,7 +168,7 @@ int main (int argc, char** argv) {
auto scribe = std::make_shared<TextTemplate>(srcFilename, config); auto scribe = std::make_shared<TextTemplate>(srcFilename, config);
// ready to parse and generate // ready to parse and generate
std::ostringstream destStringStream; std::stringstream destStringStream;
int numErrors = scribe->scribe(destStringStream, srcStream, vars); int numErrors = scribe->scribe(destStringStream, srcStream, vars);
if (numErrors) { if (numErrors) {
cerr << "Scribe " << srcFilename << "> failed: " << numErrors << " errors." << endl; cerr << "Scribe " << srcFilename << "> failed: " << numErrors << " errors." << endl;
@ -191,19 +191,34 @@ int main (int argc, char** argv) {
targetStringStream << "#ifndef scribe_" << targetName << "_h" << std::endl; targetStringStream << "#ifndef scribe_" << targetName << "_h" << std::endl;
targetStringStream << "#define scribe_" << targetName << "_h" << std::endl << std::endl; targetStringStream << "#define scribe_" << targetName << "_h" << std::endl << std::endl;
std::istringstream destStringStreamAgain(destStringStream.str());
targetStringStream << "const char " << targetName << "[] = \n"; targetStringStream << "const char " << targetName << "[] = \n";
while (!destStringStreamAgain.eof()) {
std::string lineToken; // Because there is a maximum size for literal strings declared in source we need to partition the
std::getline(destStringStreamAgain, lineToken); // full source string stream into pages that seems to be around that value...
targetStringStream << "R\"XXX(" << lineToken << ")XXX\"\"\\n\"\n"; const int MAX_STRING_LITERAL = 10000;
std::string lineToken;
auto pageSize = lineToken.length();
std::stringstream pageStringStream;
while (!destStringStream.eof()) {
std::getline(destStringStream, lineToken);
auto lineSize = lineToken.length() + 1;
if (pageSize + lineSize > MAX_STRING_LITERAL) {
targetStringStream << "R\"SCRIBE(\n" << pageStringStream.str() << "\n)SCRIBE\"\n";
// reset pageStringStream
pageStringStream = std::stringstream();
pageSize = 0;
}
pageStringStream << lineToken << std::endl;
pageSize += lineSize;
} }
// Write the last page content if reached eof
targetStringStream << "R\"SCRIBE(\n" << pageStringStream.str() << "\n)SCRIBE\"\n";
targetStringStream << ";\n" << std::endl << std::endl; targetStringStream << ";\n" << std::endl << std::endl;
/*
targetStringStream << "const char " << targetName << "[] = R\"SCRIBE(";
targetStringStream << destStringStream.str();
targetStringStream << "\n)SCRIBE\";\n\n";
*/
targetStringStream << "#endif" << std::endl; targetStringStream << "#endif" << std::endl;
} else { } else {
targetStringStream << destStringStream.str(); targetStringStream << destStringStream.str();