PorygonLang/src/Diagnostics/DiagnosticsHolder.cpp

136 lines
4.4 KiB
C++

#include <memory> // For std::unique_ptr
#include "DiagnosticsHolder.hpp"
#include "ErrorMessages-EN-US.cpp"
using namespace Porygon::Diagnostics;
vector<Diagnostic> DiagnosticsHolder::GetDiagnostics() {
return _diagnostics;
}
void DiagnosticsHolder::Log(DiagnosticSeverity severity, DiagnosticCode code, unsigned int start, unsigned int length,
const std::vector<string>& arguments) {
_diagnostics.emplace_back(severity, code, start, length, arguments);
if (severity >= DiagnosticSeverity::Error){
_hasErrors = true;
}
}
void DiagnosticsHolder::LogError(DiagnosticCode code, unsigned int start, unsigned int length, const std::vector<string>& arguments) {
Log(DiagnosticSeverity::Error, code, start, length, arguments);
}
void DiagnosticsHolder::LogWarning(DiagnosticCode code, unsigned int start, unsigned int length, const std::vector<string>& arguments) {
Log(DiagnosticSeverity::Warning, code, start, length, arguments);
}
void DiagnosticsHolder::LogInfo(DiagnosticCode code, unsigned int start, unsigned int length, const std::vector<string>& arguments) {
Log(DiagnosticSeverity::Info, code, start, length, arguments);
}
bool DiagnosticsHolder::HasErrors() {
return _hasErrors;
}
int DiagnosticsHolder::DiagnosticsCount() {
return _diagnostics.size();
}
Diagnostic *DiagnosticsHolder::GetDiagnosticAt(int position) {
return &_diagnostics[position];
}
size_t DiagnosticsHolder::GetLineFromPosition(size_t i) {
size_t topLimit = _lineStarts.size() - 1;
size_t bottomLimit = 0;
while (true){
if (bottomLimit == topLimit){
return bottomLimit;
}
size_t half = bottomLimit + ((topLimit - bottomLimit) / 2);
size_t pos = _lineStarts[half];
size_t length = _lineLength[half];
if (pos < i && pos + length > i){
return half;
}
if (pos > i){
topLimit = half;
} else if (pos < i){
if (bottomLimit == half){
bottomLimit = half + 1;
} else{
bottomLimit = half;
}
} else{
return half;
}
}
}
std::string SeverityToString(DiagnosticSeverity s){
switch (s){
case DiagnosticSeverity::Info: return "Info";
case DiagnosticSeverity::Warning: return "Warning";
case DiagnosticSeverity::Error: return "Error";
default: throw;
}
}
void findAndReplaceAll(std::string & data, const std::string& toSearch, const std::string& replaceStr)
{
// Get the first occurrence
size_t pos = data.find(toSearch);
// Repeat till end is reached
while( pos != std::string::npos)
{
// Replace this occurrence of Sub String
data.replace(pos, toSearch.size(), replaceStr);
// Get the next occurrence from the current position
pos =data.find(toSearch, pos + replaceStr.size());
}
}
string PrettyDiagnostic ( const char * format, vector<string> arguments)
{
string result = string(format);
for (size_t i = 0; i < arguments.size(); i++){
auto keyToReplace = "{" + to_string(i) + "}";
auto argument = arguments[i];
findAndReplaceAll(result, keyToReplace, argument);
}
return result;
}
std::string* DiagnosticsHolder::GetFullDiagnostic(Diagnostic* diagnostic) {
auto previousMsg = diagnostic->GetMessage();
if (previousMsg != nullptr){
return previousMsg;
}
stringstream stream;
stream << "[" << SeverityToString(diagnostic->GetSeverity()) << "] ";
auto startPos = diagnostic->GetStartPosition();
auto line = this -> GetLineFromPosition(startPos);
auto linePos = startPos - this ->GetStartPositionForLine(line);
stream << " (" << line + 1 << ", " << linePos + 1 << ") ";
auto unformatted = ErrorMessages.find(diagnostic->GetCode());
if (unformatted != ErrorMessages.end()){
stream << PrettyDiagnostic(unformatted->second, diagnostic->GetArguments());
}
auto s = new string(stream.str());
diagnostic->SetMessage(s);
return s;
}
extern "C" {
int GetDiagnosticsCount (DiagnosticsHolder* diagnostics){
return diagnostics->DiagnosticsCount();
}
Diagnostic* GetDiagnosticAt(DiagnosticsHolder* diagnostics, int position){
return diagnostics->GetDiagnosticAt(position);
}
const char * GetFullDiagnostic(DiagnosticsHolder* diagnostics, Diagnostic* diag){
return diagnostics ->GetFullDiagnostic(diag)->c_str();
}
}