isabelroses.com
+59
-123
fetcher.nix
+59
-123
fetcher.nix
···
4
5
{
6
lib,
7
-
repoRevToNameMaybe,
8
-
fetchgit,
9
-
fetchzip,
10
}:
11
12
lib.makeOverridable (
13
-
{
14
-
domain ? "tangled.org",
15
-
owner,
16
-
repo,
17
-
rev ? null,
18
-
tag ? null,
19
-
20
-
# TODO: add back when doing FP
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-
# name ? repoRevToNameMaybe repo (lib.revOrTag rev tag) "tangled",
22
-
23
-
# fetchgit stuff
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-
fetchSubmodules ? false,
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-
leaveDotGit ? false,
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-
deepClone ? false,
27
-
forceFetchGit ? false,
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-
fetchLFS ? false,
29
-
sparseCheckout ? [ ],
30
-
31
-
passthru ? { },
32
-
meta ? { },
33
-
...
34
-
}@args:
35
-
36
-
assert lib.assertMsg (lib.xor (tag != null) (
37
-
rev != null
38
-
)) "fetchFromTangled requires one of either `rev` or `tag` to be provided (not both).";
39
-
40
-
let
41
-
42
-
position = (
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-
if args.meta.description or null != null then
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-
builtins.unsafeGetAttrPos "description" args.meta
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-
else if tag != null then
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-
builtins.unsafeGetAttrPos "tag" args
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-
else
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-
builtins.unsafeGetAttrPos "rev" args
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-
);
50
-
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-
baseUrl = "https://${domain}/${owner}/${repo}";
52
-
53
-
newMeta =
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-
meta
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-
// {
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-
homepage = meta.homepage or baseUrl;
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-
}
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-
// lib.optionalAttrs (position != null) {
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-
# to indicate where derivation originates, similar to make-derivation.nix's mkDerivation
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-
position = "${position.file}:${toString position.line}";
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-
};
62
63
-
passthruAttrs = removeAttrs args [
64
"domain"
65
"owner"
66
-
"repo"
67
-
"tag"
68
-
"rev"
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-
"fetchSubmodules"
70
-
"forceFetchGit"
71
];
72
73
-
useFetchGit =
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-
fetchSubmodules || leaveDotGit || deepClone || forceFetchGit || fetchLFS || (sparseCheckout != [ ]);
75
-
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-
# We prefer fetchzip in cases we don't need submodules as the hash
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-
# is more stable in that case.
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-
fetcher =
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-
if useFetchGit then
80
-
fetchgit
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-
# fetchzip may not be overridable when using external tools, for example nix-prefetch
82
-
else if fetchzip ? override then
83
-
fetchzip.override { withUnzip = false; }
84
-
else
85
-
fetchzip;
86
-
87
-
fetcherArgs =
88
finalAttrs:
89
-
passthruAttrs
90
-
// (
91
-
if useFetchGit then
92
-
{
93
-
inherit
94
-
tag
95
-
rev
96
-
deepClone
97
-
fetchSubmodules
98
-
sparseCheckout
99
-
fetchLFS
100
-
leaveDotGit
101
-
;
102
-
url = baseUrl;
103
-
inherit passthru;
104
-
derivationArgs = {
105
-
inherit
106
-
domain
107
-
owner
108
-
repo
109
-
;
110
-
};
111
}
112
-
else
113
let
114
revWithTag = finalAttrs.rev;
115
in
116
{
117
url = "${baseUrl}/archive/${revWithTag}";
118
extension = "tar.gz";
119
120
-
derivationArgs = {
121
-
inherit
122
-
domain
123
-
owner
124
-
repo
125
-
tag
126
-
;
127
-
rev = fetchgit.getRevWithTag {
128
-
inherit (finalAttrs) tag;
129
-
rev = finalAttrs.revCustom;
130
-
};
131
-
revCustom = rev;
132
-
};
133
-
134
-
passthru = {
135
-
gitRepoUrl = baseUrl;
136
-
}
137
-
// passthru;
138
-
}
139
-
)
140
-
// {
141
-
name =
142
-
args.name
143
-
or (repoRevToNameMaybe finalAttrs.repo (lib.revOrTag finalAttrs.revCustom finalAttrs.tag) "github");
144
meta = newMeta;
145
};
146
-
in
147
-
148
-
fetcher fetcherArgs
149
)
···
4
5
{
6
lib,
7
+
fetchFromGitProvider,
8
}:
9
10
lib.makeOverridable (
11
+
lib.extendMkDerivation {
12
+
constructDrv = fetchFromGitProvider;
13
14
+
excludeDrvArgNames = [
15
"domain"
16
"owner"
17
+
18
+
"useFetchGit"
19
];
20
21
+
extendDrvArgs =
22
finalAttrs:
23
+
{
24
+
domain ? "tangled.org",
25
+
owner,
26
+
repo,
27
+
rev ? null,
28
+
tag ? null,
29
+
passthru ? { },
30
+
meta ? { },
31
+
...
32
+
}@args:
33
+
34
+
let
35
+
36
+
position = (
37
+
if args.meta.description or null != null then
38
+
builtins.unsafeGetAttrPos "description" args.meta
39
+
else if tag != null then
40
+
builtins.unsafeGetAttrPos "tag" args
41
+
else
42
+
builtins.unsafeGetAttrPos "rev" args
43
+
);
44
+
45
+
baseUrl = "https://${domain}/${owner}/${repo}";
46
+
47
+
newMeta =
48
+
meta
49
+
// {
50
+
homepage = meta.homepage or baseUrl;
51
}
52
+
// lib.optionalAttrs (position != null) {
53
+
# to indicate where derivation originates, similar to make-derivation.nix's mkDerivation
54
+
position = "${position.file}:${toString position.line}";
55
+
};
56
+
57
+
in
58
+
59
+
{
60
+
providerName = "tangled";
61
+
62
+
derivationArgs = {
63
+
inherit
64
+
domain
65
+
owner
66
+
;
67
+
};
68
+
69
+
inherit repo;
70
+
71
+
gitRepoUrl = baseUrl;
72
+
73
+
fetchZipArgs =
74
let
75
revWithTag = finalAttrs.rev;
76
in
77
{
78
url = "${baseUrl}/archive/${revWithTag}";
79
extension = "tar.gz";
80
+
};
81
82
meta = newMeta;
83
};
84
+
}
85
)