50 lines
1.6 KiB
Nix
50 lines
1.6 KiB
Nix
{ lib }:
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with builtins;
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with lib;
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rec {
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ifelse = a: b: c: if a then b else c;
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fileContentsOr = a: b: (ifelse
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(pathIsRegularFile a)
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a b);
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cwd = toString ./.;
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# lst (string PATH) (string FILETYPE) (bool RETURNFULLPATH)
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lst = { p ? cwd, t ? "regular", b ? false }: (lists.forEach
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(attrNames
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(filterAttrs (n: v: v == t)
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(readDir p)))
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(v: ((optionalString b "${p}/") + v)));
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lsf = p: (lst { p = p; });
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lsd = p: (lst { p = p; t = "directory"; b = true; });
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lsfRec = p: b: flatten ((map (np: lsfRec np b) (lsd p)) ++ (lst { p = p; b = b; }));
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hasAttrs = aList: d: (map
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(a:
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(ifelse (isList a)
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(hasAttrByPath a d)
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(hasAttr a d)))
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aList);
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deps = p: ifelse (isAttrs p) (filter (p: isAttrs p)
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(p.buildInputs ++ p.nativeBuildInputs ++ p.propagatedBuildInputs ++ p.propagatedNativeBuildInputs)
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) [];
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importFilter = l: p: filter (n: elem (nameFromURL (toString n) ".") l) p;
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depsRec = ld: ifelse (ld == []) [] ((toList ld) ++ (depsRec (lists.unique (lists.flatten (map (d: deps d) (toList ld))))));
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isBroken = p: ifelse ((elem true (hasAttrs [["meta" "broken"]] p)) && (p.meta.broken == true))
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(warn "Package ${p.name} is marked as broken." true)
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false;
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depsBroken = p: lists.any (p: (isBroken p)) (deps p);
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# Those two lines are quite magical 🧙
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depsBrokenRec = p: (b: b == true) (ifelse (depsBroken p) true
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(map (p: depsBrokenRec p) (deps p)));
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pkgFilter = ld: (filter
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(p: (
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ifelse (isBroken p)
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false
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(ifelse (depsBrokenRec p)
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(warn "Dependency of ${p.name} is marked as broken." false)
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true)
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))
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ld);
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}
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