diff options
Diffstat (limited to 'src/libexpr/eval.cc')
| -rw-r--r-- | src/libexpr/eval.cc | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/src/libexpr/eval.cc b/src/libexpr/eval.cc index 40462afdf..f485e2fed 100644 --- a/src/libexpr/eval.cc +++ b/src/libexpr/eval.cc @@ -464,9 +464,10 @@ EvalState::EvalState( , emptyBindings(0) , store(store) , buildStore(buildStore ? buildStore : store) - , debugRepl(0) + , debugRepl(nullptr) , debugStop(false) , debugQuit(false) + , trylevel(0) , regexCache(makeRegexCache()) #if HAVE_BOEHMGC , valueAllocCache(std::allocate_shared<void *>(traceable_allocator<void *>(), nullptr)) @@ -832,7 +833,14 @@ void EvalState::runDebugRepl(const Error * error, const Env & env, const Expr & : 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()); + { + printError("%s\n\n", error->what()); + + if (trylevel > 0 && error->info().level != lvlInfo) + printError("This exception occurred in a 'tryEval' call. Use " ANSI_GREEN "--ignore-try" ANSI_NORMAL " to skip these.\n"); + + printError(ANSI_BOLD "Starting REPL to allow you to inspect the current state of the evaluator.\n" ANSI_NORMAL); + } auto se = getStaticEnv(expr); if (se) { |