Shells in OCaml
Flakey flake
+255
-4
+4
-2
dune-project
+4
-2
dune-project
···
21
21
(synopsis "A shell library")
22
22
(description "A library for writing shells")
23
23
(depends
24
-
morbig
25
24
linenoise
25
+
visitors
26
26
re
27
27
terminal
28
+
(menhir
29
+
(= 20250912))
28
30
(yojson
29
-
(>= 2.2.2))
31
+
(= 2.2.2))
30
32
(ppxlib
31
33
(>= 0.37.0))
32
34
(ppx_deriving_yojson
+193
flake.lock
+193
flake.lock
···
1
+
{
2
+
"nodes": {
3
+
"flake-compat": {
4
+
"flake": false,
5
+
"locked": {
6
+
"lastModified": 1747046372,
7
+
"narHash": "sha256-CIVLLkVgvHYbgI2UpXvIIBJ12HWgX+fjA8Xf8PUmqCY=",
8
+
"owner": "edolstra",
9
+
"repo": "flake-compat",
10
+
"rev": "9100a0f413b0c601e0533d1d94ffd501ce2e7885",
11
+
"type": "github"
12
+
},
13
+
"original": {
14
+
"owner": "edolstra",
15
+
"repo": "flake-compat",
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+
"type": "github"
17
+
}
18
+
},
19
+
"flake-utils": {
20
+
"inputs": {
21
+
"systems": "systems"
22
+
},
23
+
"locked": {
24
+
"lastModified": 1731533236,
25
+
"narHash": "sha256-l0KFg5HjrsfsO/JpG+r7fRrqm12kzFHyUHqHCVpMMbI=",
26
+
"owner": "numtide",
27
+
"repo": "flake-utils",
28
+
"rev": "11707dc2f618dd54ca8739b309ec4fc024de578b",
29
+
"type": "github"
30
+
},
31
+
"original": {
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+
"owner": "numtide",
33
+
"repo": "flake-utils",
34
+
"type": "github"
35
+
}
36
+
},
37
+
"mirage-opam-overlays": {
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+
"flake": false,
39
+
"locked": {
40
+
"lastModified": 1710922379,
41
+
"narHash": "sha256-j4QREQDUf8oHOX7qg6wAOupgsNQoYlufxoPrgagD+pY=",
42
+
"owner": "dune-universe",
43
+
"repo": "mirage-opam-overlays",
44
+
"rev": "797cb363df3ff763c43c8fbec5cd44de2878757e",
45
+
"type": "github"
46
+
},
47
+
"original": {
48
+
"owner": "dune-universe",
49
+
"repo": "mirage-opam-overlays",
50
+
"type": "github"
51
+
}
52
+
},
53
+
"nixpkgs": {
54
+
"locked": {
55
+
"lastModified": 1770473678,
56
+
"narHash": "sha256-2jWALGZyRKEW4ycxfAqG04UuZCqJwt34sfJnJkf4jzo=",
57
+
"owner": "nixos",
58
+
"repo": "nixpkgs",
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+
"rev": "c03cfff2b79dd525b374df7022ab3499ac12e59d",
60
+
"type": "github"
61
+
},
62
+
"original": {
63
+
"owner": "nixos",
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+
"repo": "nixpkgs",
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+
"type": "github"
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+
}
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+
},
68
+
"opam-nix": {
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+
"inputs": {
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+
"flake-compat": "flake-compat",
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+
"flake-utils": [
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+
"flake-utils"
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+
],
74
+
"mirage-opam-overlays": "mirage-opam-overlays",
75
+
"nixpkgs": [
76
+
"nixpkgs"
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+
],
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+
"opam-overlays": "opam-overlays",
79
+
"opam-repository": [
80
+
"opam-repository"
81
+
],
82
+
"opam2json": "opam2json"
83
+
},
84
+
"locked": {
85
+
"lastModified": 1769900026,
86
+
"narHash": "sha256-O1cK8GVRNDKvAXU0mZjqpmftRnAeyDgyP7lf/3P/Pdg=",
87
+
"owner": "tweag",
88
+
"repo": "opam-nix",
89
+
"rev": "1f373ef8c4cc1237a74c681b47bbdbdf7ab185a6",
90
+
"type": "github"
91
+
},
92
+
"original": {
93
+
"owner": "tweag",
94
+
"repo": "opam-nix",
95
+
"type": "github"
96
+
}
97
+
},
98
+
"opam-overlays": {
99
+
"flake": false,
100
+
"locked": {
101
+
"lastModified": 1741116009,
102
+
"narHash": "sha256-Z0PIW82fHJFvAv/JYpAffnp2DaOjLhsPutqyIrORZd0=",
103
+
"owner": "dune-universe",
104
+
"repo": "opam-overlays",
105
+
"rev": "e031bb64e33bf93be963e9a38b28962e6e14381f",
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+
"type": "github"
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+
},
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+
"original": {
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+
"owner": "dune-universe",
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+
"repo": "opam-overlays",
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+
"type": "github"
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+
}
113
+
},
114
+
"opam-repository": {
115
+
"flake": false,
116
+
"locked": {
117
+
"lastModified": 1770398609,
118
+
"narHash": "sha256-umhfG0YRCc59Gw7Xm8Um6gPSC6vaJo7knIt9EfULs1Q=",
119
+
"owner": "ocaml",
120
+
"repo": "opam-repository",
121
+
"rev": "340ee6fd1ff10d0fce25e21ba1caca9ed1cfec68",
122
+
"type": "github"
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+
},
124
+
"original": {
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+
"owner": "ocaml",
126
+
"repo": "opam-repository",
127
+
"type": "github"
128
+
}
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+
},
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+
"opam2json": {
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+
"inputs": {
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+
"nixpkgs": [
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+
"opam-nix",
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+
"nixpkgs"
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+
],
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+
"systems": "systems_2"
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+
},
138
+
"locked": {
139
+
"lastModified": 1749457947,
140
+
"narHash": "sha256-+QVm+HOYikF3wUhqSIV8qJbE/feSG+p48fgxIosbHS0=",
141
+
"owner": "tweag",
142
+
"repo": "opam2json",
143
+
"rev": "0ecd66fc2bfb25d910522c990dd36412259eac1f",
144
+
"type": "github"
145
+
},
146
+
"original": {
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+
"owner": "tweag",
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+
"repo": "opam2json",
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+
"type": "github"
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+
}
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+
},
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+
"root": {
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+
"inputs": {
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+
"flake-utils": "flake-utils",
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+
"nixpkgs": "nixpkgs",
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+
"opam-nix": "opam-nix",
157
+
"opam-repository": "opam-repository"
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+
}
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+
},
160
+
"systems": {
161
+
"locked": {
162
+
"lastModified": 1681028828,
163
+
"narHash": "sha256-Vy1rq5AaRuLzOxct8nz4T6wlgyUR7zLU309k9mBC768=",
164
+
"owner": "nix-systems",
165
+
"repo": "default",
166
+
"rev": "da67096a3b9bf56a91d16901293e51ba5b49a27e",
167
+
"type": "github"
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+
},
169
+
"original": {
170
+
"owner": "nix-systems",
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+
"repo": "default",
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+
"type": "github"
173
+
}
174
+
},
175
+
"systems_2": {
176
+
"locked": {
177
+
"lastModified": 1681028828,
178
+
"narHash": "sha256-Vy1rq5AaRuLzOxct8nz4T6wlgyUR7zLU309k9mBC768=",
179
+
"owner": "nix-systems",
180
+
"repo": "default",
181
+
"rev": "da67096a3b9bf56a91d16901293e51ba5b49a27e",
182
+
"type": "github"
183
+
},
184
+
"original": {
185
+
"owner": "nix-systems",
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+
"repo": "default",
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+
"type": "github"
188
+
}
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+
}
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+
},
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+
"root": "root",
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+
"version": 7
193
+
}
+54
flake.nix
+54
flake.nix
···
1
+
# Mostly copied from RyanGibb/eon
2
+
{
3
+
inputs = {
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+
nixpkgs.url = "github:nixos/nixpkgs";
5
+
opam-nix.url = "github:tweag/opam-nix";
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+
flake-utils.url = "github:numtide/flake-utils";
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+
opam-nix.inputs.nixpkgs.follows = "nixpkgs";
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+
opam-nix.inputs.flake-utils.follows = "flake-utils";
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+
# maintain a different opam-repository to those pinned upstream
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+
opam-repository = {
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+
url = "github:ocaml/opam-repository";
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+
flake = false;
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+
};
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+
self.submodules = true;
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+
opam-nix.inputs.opam-repository.follows = "opam-repository";
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+
};
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+
outputs = { self, nixpkgs, flake-utils, opam-nix, ... }@inputs:
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+
# create outputs for each default system
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+
flake-utils.lib.eachDefaultSystem (system:
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+
let
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+
package = "merry";
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+
pkgs = nixpkgs.legacyPackages.${system};
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+
opam-nix-lib = opam-nix.lib.${system};
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+
devPackagesQuery = {
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+
ocaml-lsp-server = "*";
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+
ocamlformat = "*";
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+
utop = "*";
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+
};
29
+
query = {
30
+
ocaml-base-compiler = "*";
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+
};
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+
scope =
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+
# recursive finds vendored dependancies in duniverse
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+
opam-nix-lib.buildOpamProject' { recursive = true; } ./. (query // devPackagesQuery);
35
+
in {
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+
packages.default = scope.${package};
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+
defaultPackage = scope.${package};
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+
39
+
devShells.default = let
40
+
devPackages = builtins.attrValues
41
+
(pkgs.lib.getAttrs (builtins.attrNames devPackagesQuery) scope);
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+
in pkgs.mkShell {
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+
inputsFrom = [ scope.${package} ];
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+
buildInputs = devPackages;
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+
};
46
+
}) // {
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+
nixosModules = {
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+
default.imports = [ (import ./module.nix self.packages) ];
49
+
};
50
+
51
+
formatter = nixpkgs.lib.genAttrs nixpkgs.lib.systems.flakeExposed
52
+
(system: nixpkgs.legacyPackages.${system}.nixfmt);
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+
};
54
+
}
+3
-2
merry.opam
+3
-2
merry.opam
···
9
9
doc: "https://url/to/documentation"
10
10
depends: [
11
11
"dune" {>= "3.20"}
12
-
"morbig"
13
12
"linenoise"
13
+
"visitors"
14
14
"re"
15
15
"terminal"
16
-
"yojson" {>= "2.2.2"}
16
+
"menhir" {= "20250912"}
17
+
"yojson" {= "2.2.2"}
17
18
"ppxlib" {>= "0.37.0"}
18
19
"ppx_deriving_yojson" {>= "3.10.0"}
19
20
"globlon" {>= "0"}