wroclaw-git-backups/nix
1
0
Fork 0
mirror of https://github.com/NixOS/nix synced 2025-06-27 04:21:16 +02:00
Code Activity

add DebugTrace for error

Browse source
This commit is contained in:
Ben Burdette 2022-03-25 18:15:31 -06:00
parent 88a54108eb
commit 1bec3fb337
4 changed files with 58 additions and 40 deletions
Download patch file Download diff file Expand all files Collapse all files

54
src/libcmd/command.cc
View file

@ -122,29 +122,45 @@ ref<EvalState> EvalCommand::getEvalState()
debuggerHook = [evalState{ref<EvalState>(evalState)}](const Error * error, const Env & env, const Expr & expr) {
// clear the screen.
// std::cout << "\033[2J\033[1;1H";
auto dts =
error && expr.getPos() ?
std::unique_ptr<DebugTraceStacker>(
new DebugTraceStacker(
*evalState,
DebugTrace
{.pos = *expr.getPos(),
.expr = expr,
.env = env,
.hint = error->info().msg,
.is_error = true
}))
: nullptr;
if (error)
printError("%s\n\n" ANSI_BOLD "Starting REPL to allow you to inspect the current state of the evaluator.\n" ANSI_NORMAL, error->what());
else
{
auto iter = evalState->debugTraces.begin();
if (iter != evalState->debugTraces.end()) {
std::cout << "\n" << "… " << iter->hint.str() << "\n";
if (iter->pos.has_value() && (*iter->pos)) {
auto pos = iter->pos.value();
std::cout << "\n";
printAtPos(pos, std::cout);
// else
// {
// auto iter = evalState->debugTraces.begin();
// if (iter != evalState->debugTraces.end()) {
// std::cout << "\n" << "… " << iter->hint.str() << "\n";
auto loc = getCodeLines(pos);
if (loc.has_value()) {
std::cout << "\n";
printCodeLines(std::cout, "", pos, *loc);
std::cout << "\n";
}
}
}
}
// if (iter->pos.has_value() && (*iter->pos)) {
// auto pos = iter->pos.value();
// std::cout << "\n";
// printAtPos(pos, std::cout);
// auto loc = getCodeLines(pos);
// if (loc.has_value()) {
// std::cout << "\n";
// printCodeLines(std::cout, "", pos, *loc);
// std::cout << "\n";
// }
// }
// }
// }
if (expr.staticenv)
{