forked from mirrors/nixpkgs
8c63ac7893
let update.py generates generated.nix as an overlay. This should help maintaining vim-plugins outside of nixpkgs, as one can use update.py to generate an out-of-tree vimPlugins overlay.
91 lines
2.6 KiB
Python
Executable file
91 lines
2.6 KiB
Python
Executable file
#!/usr/bin/env nix-shell
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#!nix-shell -p nix-prefetch-git -p python3 -p python3Packages.GitPython nix -i python3
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# format:
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# $ nix run nixpkgs.python3Packages.black -c black update.py
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# type-check:
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# $ nix run nixpkgs.python3Packages.mypy -c mypy update.py
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# linted:
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# $ nix run nixpkgs.python3Packages.flake8 -c flake8 --ignore E501,E265,E402 update.py
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import inspect
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import os
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import sys
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from typing import List, Tuple
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from pathlib import Path
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# Import plugin update library from maintainers/scripts/pluginupdate.py
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ROOT = Path(os.path.dirname(os.path.abspath(inspect.getfile(inspect.currentframe()))))
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sys.path.insert(0, os.path.join(ROOT.parent.parent.parent, "maintainers", "scripts"))
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import pluginupdate
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GET_PLUGINS = f"""(with import <localpkgs> {{}};
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let
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inherit (vimUtils.override {{inherit vim;}}) buildVimPluginFrom2Nix;
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generated = callPackage {ROOT}/generated.nix {{
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inherit buildVimPluginFrom2Nix;
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}};
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hasChecksum = value: lib.isAttrs value && lib.hasAttrByPath ["src" "outputHash"] value;
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getChecksum = name: value:
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if hasChecksum value then {{
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submodules = value.src.fetchSubmodules or false;
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sha256 = value.src.outputHash;
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rev = value.src.rev;
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}} else null;
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checksums = lib.mapAttrs getChecksum generated;
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in lib.filterAttrs (n: v: v != null) checksums)"""
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HEADER = (
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"# This file has been generated by ./pkgs/misc/vim-plugins/update.py. Do not edit!"
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)
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def generate_nix(plugins: List[Tuple[str, str, pluginupdate.Plugin]], outfile: str):
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sorted_plugins = sorted(plugins, key=lambda v: v[2].name.lower())
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with open(outfile, "w+") as f:
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f.write(HEADER)
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f.write(
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"""
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{ lib, buildVimPluginFrom2Nix, fetchFromGitHub }:
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final: prev:
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{"""
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)
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for owner, repo, plugin in sorted_plugins:
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if plugin.has_submodules:
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submodule_attr = "\n fetchSubmodules = true;"
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else:
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submodule_attr = ""
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f.write(
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f"""
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{plugin.normalized_name} = buildVimPluginFrom2Nix {{
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pname = "{plugin.normalized_name}";
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version = "{plugin.version}";
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src = fetchFromGitHub {{
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owner = "{owner}";
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repo = "{repo}";
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rev = "{plugin.commit}";
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sha256 = "{plugin.sha256}";{submodule_attr}
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}};
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meta.homepage = "https://github.com/{owner}/{repo}/";
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}};
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"""
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)
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f.write(
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"""
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}
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"""
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)
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print(f"updated {outfile}")
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def main():
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editor = pluginupdate.Editor("vim", ROOT, GET_PLUGINS, generate_nix)
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pluginupdate.update_plugins(editor)
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if __name__ == "__main__":
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main()
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