6c29016a09
Forbid nested debuggers
(cherry picked from commit e164b39ee90fd655dbb7f479fdd4fbe38cc883bd)
Change-Id: Iff62f40fd251116516a63e2d3f9fb5b21480b16d
40 lines
820 B
Plaintext
40 lines
820 B
Plaintext
we enter a debugger via builtins.break in the input file.
|
|
|
|
info: breakpoint reached
|
|
|
|
causing another debugger even should not nest, but simply
|
|
print the error, skip the breakpoint, etc as appropriate.
|
|
|
|
nix-repl> "values show"
|
|
"values show"
|
|
|
|
nix-repl> builtins.break 2
|
|
2
|
|
|
|
nix-repl> builtins.throw "foo"
|
|
error:
|
|
… while calling the 'throw' builtin
|
|
at «string»:1:1:
|
|
1| builtins.throw "foo"
|
|
| ^
|
|
|
|
error: foo
|
|
|
|
nix-repl> assert false; 2
|
|
error: assertion 'false' failed
|
|
at «string»:1:1:
|
|
1| assert false; 2
|
|
| ^
|
|
|
|
exiting the debug frame should allow another to open.
|
|
|
|
nix-repl> :c
|
|
|
|
nix-repl> builtins.throw "bar"
|
|
error: bar
|
|
|
|
and once again, more breakpoints are ignored.
|
|
|
|
nix-repl> builtins.break 3
|
|
3
|