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authorIsmaël Bouya <ismael.bouya@normalesup.org>2019-05-24 14:43:09 +0200
committerIsmaël Bouya <ismael.bouya@normalesup.org>2020-04-25 00:04:21 +0200
commit132484450d4d0610444ab680906f7c4490273a60 (patch)
tree59f6495451747bb1a436d8651239ce5dc603863d /lib
parente17ce661cc5be91523fc448fdf52cd36f6447f10 (diff)
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Diffstat (limited to 'lib')
-rw-r--r--lib/default.nix82
1 files changed, 82 insertions, 0 deletions
diff --git a/lib/default.nix b/lib/default.nix
new file mode 100644
index 00000000..1baee1f5
--- /dev/null
+++ b/lib/default.nix
@@ -0,0 +1,82 @@
1{ pkgs }:
2with pkgs;
3rec {
4 yarn2nixPackage = let
5 src = builtins.fetchGit {
6 url = "git://github.com/moretea/yarn2nix.git";
7 ref = "master";
8 rev = "780e33a07fd821e09ab5b05223ddb4ca15ac663f";
9 };
10 in
11 (callPackage src {}) // { inherit src; };
12
13 nodeEnv = import ./node-env.nix;
14
15 fetchedGithub = path:
16 let
17 json = lib.importJSON path;
18 in rec {
19 version = json.tag;
20 name = "${json.meta.name}-${version}";
21 src = fetchFromGitHub json.github;
22 };
23
24 fetchedGit = path:
25 let
26 json = lib.importJSON path;
27 in rec {
28 version = json.tag;
29 name = "${json.meta.name}-${version}";
30 src = fetchgit json.git;
31 };
32
33 fetchedGitPrivate = path:
34 let
35 json = lib.importJSON path;
36 in rec {
37 version = json.tag;
38 name = "${json.meta.name}-${version}";
39 src = builtins.fetchGit {
40 url = json.git.url;
41 ref = "master";
42 rev = json.git.rev;
43 };
44 };
45
46 wrap = { paths ? [], vars ? {}, file ? null, script ? null, name ? "wrap" }:
47 assert file != null || script != null ||
48 abort "wrap needs 'file' or 'script' argument";
49 with rec {
50 set = n: v: "--set ${pkgs.lib.escapeShellArg n} " +
51 "${pkgs.lib.escapeShellArg v}";
52 args = (map (p: "--prefix PATH : ${p}/bin") paths) ++
53 (builtins.attrValues (pkgs.lib.mapAttrs set vars));
54 };
55 runCommand name
56 {
57 f = if file == null then writeScript name script else file;
58 buildInputs = [ makeWrapper ];
59 }
60 ''
61 makeWrapper "$f" "$out" ${toString args}
62 '';
63
64 # This adds header colors to the builds, but it rebuilds the whole
65 # world from scratch, so only use it to debug!
66 # add it as postHook in derivations
67 immaePostHook = ''
68 header() {
69 echo -ne "\033[1;36m"
70 echo -n "$1"
71 echo -e "\033[0m"
72 }
73
74 echoCmd() {
75 printf "\033[1;34m%s:\033[0m" "$1"
76 shift
77 printf ' %q' "$@"
78 echo
79 }
80 '';
81
82} // (if builtins.pathExists ./lib/private then import ./lib/private else {})