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neovim-flake/modules/languages/python.nix
2023-04-28 06:55:45 +02:00

108 lines
2.7 KiB
Nix

{
pkgs,
config,
lib,
...
}:
with lib;
with builtins; let
cfg = config.vim.languages.python;
defaultServer = "pyright";
servers = {
pyright = {
package = pkgs.nodePackages.pyright;
lspConfig = ''
lspconfig.pyright.setup{
capabilities = capabilities;
on_attach = default_on_attach;
cmd = {"${cfg.lsp.package}/bin/pyright-langserver", "--stdio"}
}
'';
};
};
defaultFormat = "black";
formats = {
black = {
package = pkgs.black;
nullConfig = ''
table.insert(
ls_sources,
null_ls.builtins.formatting.black.with({
command = "${cfg.format.package}/bin/black",
})
)
'';
};
};
in {
options.vim.languages.python = {
enable = mkEnableOption "Python language support";
treesitter = {
enable = mkOption {
description = "Enable Python treesitter";
type = types.bool;
default = config.vim.languages.enableTreesitter;
};
package = mkOption {
description = "Python treesitter grammar to use";
type = types.package;
default = pkgs.vimPlugins.nvim-treesitter.builtGrammars.python;
};
};
lsp = {
enable = mkOption {
description = "Enable Python LSP support";
type = types.bool;
default = config.vim.languages.enableLSP;
};
server = mkOption {
description = "Python LSP server to use";
type = with types; enum (attrNames servers);
default = defaultServer;
};
package = mkOption {
description = "python LSP server package";
type = types.package;
default = servers.${cfg.lsp.server}.package;
};
};
format = {
enable = mkOption {
description = "Enable Python formatting";
type = types.bool;
default = config.vim.languages.enableFormat;
};
type = mkOption {
description = "Python formatter to use";
type = with types; enum (attrNames formats);
default = defaultFormat;
};
package = mkOption {
description = "Python formatter package";
type = types.package;
default = formats.${cfg.format.type}.package;
};
};
};
config = mkIf cfg.enable (mkMerge [
(mkIf cfg.treesitter.enable {
vim.treesitter.enable = true;
vim.treesitter.grammars = [cfg.treesitter.package];
})
(mkIf cfg.lsp.enable {
vim.lsp.lspconfig.enable = true;
vim.lsp.lspconfig.sources.python-lsp = servers.${cfg.lsp.server}.lspConfig;
})
(mkIf cfg.format.enable {
vim.lsp.null-ls.enable = true;
vim.lsp.null-ls.sources.python-format = formats.${cfg.format.type}.nullConfig;
})
]);
}