scripts/package-inventory.nix

Native package metadata only: no derivation paths, source realization, or builds. The caller must disable import-from-derivation as an additional boundary.

λnixpkgsPath, names?

nixpkgsPath
names	default null

let

8pkgs=

importnixpkgsPath

9system=

"x86_64-linux"

10overlays=

[ ]

11config=

12allowAliases=

false

These permit metadata inspection, not permission to build these packages.

14allowBroken=

true

15allowUnfree=

true

16allowUnsupportedSystem=

true

17allowInsecurePredicate=

_: true

used by fields p

20inherit pkgs

lib

21attempt=

value: builtins.tryEvalbuiltins.deepSeqvalue value

used by result values

22inputNames=

inputs: mapp: p.pname or p.name or "<unnamed-input>" inputs

used by fields

23inspect=

λname

let

26p=

pkgs.${name}

uses pkgs used by fields flags result

27fields=

28pname=

p.pname or name

29version=

p.version or null

30description=

p.meta.description or ""

31position=

p.meta.position or null

32availableOnLinux=

lib.meta.availableOnpkgs.stdenv.hostPlatform p

33broken=

p.meta.broken or false

34sourceProvenance=

maps: s.shortName or "unknown" p.meta.sourceProvenance or [ ]

37isLinuxKernel=

let

39flags=

p.buildFlags or [ ]

uses p

builtins.isListflags ∧ builtins.elem"vmlinux" flags ∧ lib.anylib.hasPrefix"KBUILD_BUILD_VERSION=" flags

44hasSource=

p ? src ∧ p.src ≢ null

45hasCompiler=

p.stdenv.hasCC or false

46dontBuild=

p.dontBuild or false

47dontConfigure=

p.dontConfigure or false

48doCheck=

p.doCheck or false

49doInstallCheck=

p.doInstallCheck or false

50nativeBuildInputs=

inputNamesp.nativeBuildInputs or [ ]

51buildInputs=

inputNamesp.buildInputs or [ ]

52propagatedBuildInputs=

inputNamesp.propagatedBuildInputs or [ ]

53nativeCheckInputs=

inputNamesp.nativeCheckInputs or [ ]

54checkInputs=

inputNamesp.checkInputs or [ ]

The active builder's attributes are stronger evidence than matching a compiler somewhere in its transitive build-time dependency closure.

57builderHints=

58rust=

p ? cargoDeps ∨ p ? cargoHash ∨ p ? cargoLock

59go=

p ? goModules ∨ p ? vendorHash

60haskell=

p ? isHaskellLibrary

61python=

p.pythonModule or null ≢ null

62ocaml=

p ? duneVersion

63node=

p ? npmDeps ∨ p ? yarnOfflineCache

uses inputNames lib p pkgs used by values

66values=

builtins.mapAttrs_: attempt fields

uses attempt fields used by result

67result=

attempt

¬lib.isDerivationp

→

70attrPath=

name

71status=

"not-a-package"

else

75attrPath=

name

76status=

"evaluated"

77metadata=

builtins.mapAttrs_: v: if v.success then v.value else null values

80unavailableFields=

builtins.attrNameslib.filterAttrs_: v: ¬v.success values

uses attempt lib p values

result.success

→

result.value

else

90attrPath=

name

91status=

"evaluation-error"

if names ≡ null then builtins.attrNamespkgs else mapinspect names