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Add :doc support for __functor

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Robert Hensing 2024-08-15 12:29:59 +02:00
parent 6068e32aa7
commit 72a4d1f52d
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101
tests/functional/repl/doc-functor.expected Normal file
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Nix <nix version>
Type :? for help.
nix-repl> :l doc-functor.nix
Added <number omitted> variables.
nix-repl> :doc multiplier
Function `__functor`\
… defined at /path/to/tests/functional/repl/doc-functor.nix:12:23
Multiply the argument by the factor stored in the factor attribute.
nix-repl> :doc doubler
Function `multiply`\
… defined at /path/to/tests/functional/repl/doc-functor.nix:5:17
Look, it's just like a function!
nix-repl> :doc recursive
Function `__functor`\
… defined at /path/to/tests/functional/repl/doc-functor.nix:77:23
This looks bad, but the docs are ok because of the eta expansion.
nix-repl> :doc recursive2
error:
… while partially calling '__functor' to retrieve documentation
… while calling '__functor'
at /path/to/tests/functional/repl/doc-functor.nix:85:17:
84| */
85| __functor = self: self.__functor self;
| ^
86| };
… from call site
at /path/to/tests/functional/repl/doc-functor.nix:85:23:
84| */
85| __functor = self: self.__functor self;
| ^
86| };
(19999 duplicate frames omitted)
error: stack overflow; max-call-depth exceeded
at /path/to/tests/functional/repl/doc-functor.nix:85:23:
84| */
85| __functor = self: self.__functor self;
| ^
86| };
nix-repl> :doc diverging
error:
… while partially calling '__functor' to retrieve documentation
(10000 duplicate frames omitted)
… while calling '__functor'
at /path/to/tests/functional/repl/doc-functor.nix:97:19:
96| f = x: {
97| __functor = self: (f (x + 1));
| ^
98| };
error: stack overflow; max-call-depth exceeded
at /path/to/tests/functional/repl/doc-functor.nix:97:26:
96| f = x: {
97| __functor = self: (f (x + 1));
| ^
98| };
nix-repl> :doc helper
Function `square`\
… defined at /path/to/tests/functional/repl/doc-functor.nix:36:12
Compute x^2
nix-repl> :doc helper2
Function `__functor`\
… defined at /path/to/tests/functional/repl/doc-functor.nix:45:23
This is a function that can be overridden.
nix-repl> :doc lib.helper3
Function `__functor`\
… defined at /path/to/tests/functional/repl/doc-functor.nix:45:23
This is a function that can be overridden.
nix-repl> :doc helper3
Function `__functor`\
… defined at /path/to/tests/functional/repl/doc-functor.nix:45:23
This is a function that can be overridden.