abort

builtins.abort

Primop

Docs pulled from | This Revision | about 4 hours ago

Nix manual

Takes 1 arguments

Abort Nix expression evaluation and print the error message s.

Noogle detected

Detected Type

abort :: String -> Never

Implementation

This function is implemented in c++ and is part of the native nix runtime.

src/libexpr/primops.cc:992

static RegisterPrimOp primop_abort(
    {.name = "abort",
     .args = {"s"},
     .doc = R"(
      Abort Nix expression evaluation and print the error message *s*.
    )",
     .impl = [](EvalState & state, CallSite callSite, Value * const * args, Value & v) {
         NixStringContext context;
         auto s = state
                      .coerceToString(
                          noPos, *args[0], context, "while evaluating the error message passed to builtins.abort")
                      .toOwned();
         state.error<Abort>("evaluation aborted with the following error message: '%1%'", s)
             .setIsFromExpr()
             .debugThrow();
     }})