nixpkgs/pkgs/build-support/checker/default.nix
Marc Weber f7f938a1d1 big breaking change: renaming lib.getAttr to lib.attrByPath
getAttr was ambiguous. It's also a builtin function

fix

svn path=/nixpkgs/trunk/; revision=15692
2009-05-24 10:57:41 +00:00

32 lines
798 B
Nix

#
# Checks that all set options are described.
#
options: configuration:
with builtins;
let lib=(import ../../lib); in
with lib;
let
findInList = p: list: default:
if (list == []) then default else
if (p (head list)) then (head list) else
findInList p (tail list) default;
checkAttrInclusion = s: a: b:
(
if (! isAttrs b) then s else
if (lib.attrByPath ["_type"] "" b) == "option" then "" else
findInList (x : x != "")
( map (x: if (x == "servicesProposal") # this attr will be checked at another place ( -> upstart-jobs/default.nix )
then ""
else checkAttrInclusion
(s + "." + x)
(__getAttr x a)
(lib.attrByPath [x] null b))
(attrNames a)) ""
);
in
checkAttrInclusion "" configuration options