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ignore-try flag

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This commit is contained in:
Ben Burdette 2022-06-02 10:26:46 -06:00
parent 1892355766
commit 9151dbff88
5 changed files with 27 additions and 1 deletions
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14
src/libexpr/primops.cc
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@ -851,6 +851,15 @@ static RegisterPrimOp primop_floor({
static void prim_tryEval(EvalState & state, const PosIdx pos, Value * * args, Value & v)
{
auto attrs = state.buildBindings(2);
void (* savedDebugRepl)(ref<EvalState> es, const ValMap & extraEnv) = nullptr;
if (state.debugRepl && state.ignoreTry)
{
// to prevent starting the repl from exceptions withing a tryEval, null it.
savedDebugRepl = state.debugRepl;
state.debugRepl = nullptr;
}
try {
state.forceValue(*args[0], pos);
attrs.insert(state.sValue, args[0]);
@ -859,6 +868,11 @@ static void prim_tryEval(EvalState & state, const PosIdx pos, Value * * args, Va
attrs.alloc(state.sValue).mkBool(false);
attrs.alloc("success").mkBool(false);
}
// restore the debugRepl pointer if we saved it earlier.
if (savedDebugRepl)
state.debugRepl = savedDebugRepl;
v.mkAttrs(attrs);
}