diff options
| author | adisbladis <adisbladis@gmail.com> | 2020-11-24 15:29:28 +0100 |
|---|---|---|
| committer | adisbladis <adisbladis@gmail.com> | 2020-11-24 15:40:22 +0100 |
| commit | ce84cc06bf3a6311c67e73b6675fc5c1317dec23 (patch) | |
| tree | 7c7ffd2e3f244867d6cd40af393cdb9ab3d87594 /pkgs/tools/typesetting | |
| parent | fbeebf8b49daf2ad873a3657e9ec312339b7dc42 (diff) | |
texlive: Use lib.unique for uniqueness checks
In 85605c8a296bd54e9c12e1bd1c33bf1e100d40b7 we got a really nice
performance improvement.
By using this implementation for texlive instantiation RSS is cut by
~2.6x with a similar wall time speedup.
Diffstat (limited to 'pkgs/tools/typesetting')
| -rw-r--r-- | pkgs/tools/typesetting/tex/texlive/combine.nix | 8 |
1 files changed, 1 insertions, 7 deletions
diff --git a/pkgs/tools/typesetting/tex/texlive/combine.nix b/pkgs/tools/typesetting/tex/texlive/combine.nix index fb3e6668a47c..891495c46cac 100644 --- a/pkgs/tools/typesetting/tex/texlive/combine.nix +++ b/pkgs/tools/typesetting/tex/texlive/combine.nix @@ -31,13 +31,7 @@ let ++ lib.optional (lib.any pkgNeedsRuby splitBin.wrong) ruby; }; - # TODO: replace by buitin once it exists - fastUnique = comparator: list: with lib; - let un_adj = l: if length l < 2 then l - else optional (head l != elemAt l 1) (head l) ++ un_adj (tail l); - in un_adj (lib.sort comparator list); - - uniqueStrings = fastUnique (a: b: a < b); + uniqueStrings = list: lib.sort (a: b: a < b) (lib.unique list); mkUniqueOutPaths = pkgs: uniqueStrings (map (p: p.outPath) (builtins.filter lib.isDerivation pkgs)); |