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languages/haskell: haskell-tools setupOpts refactor

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Ching Pei Yang 2026-05-07 23:44:41 +02:00 • committed by Ching Pei Yang
parent b2d6a252ce
commit 29d37d9692
1 changed files with 59 additions and 52 deletions
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111
modules/plugins/languages/haskell.nix
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@ -4,17 +4,15 @@
pkgs,
...
}: let
inherit (builtins) attrNames isList;
inherit (builtins) attrNames;
inherit (lib) genAttrs;
inherit (lib.types) either package enum listOf str;
inherit (lib.types) either package enum listOf str nullOr;
inherit (lib.options) mkEnableOption mkOption literalExpression;
inherit (lib.strings) optionalString;
inherit (lib.modules) mkIf mkMerge;
inherit (lib.nvim.types) mkGrammarOption deprecatedSingleOrListOf;
inherit (lib.nvim.lua) toLuaObject;
inherit (lib.nvim.dag) entryAfter;
inherit (lib.nvim.types) mkGrammarOption deprecatedSingleOrListOf mkPluginSetupOption luaInline;
inherit (lib.nvim.attrsets) mapListToAttrs;
inherit (lib.meta) getExe getExe';
inherit (lib.meta) getExe;
inherit (lib.generators) mkLuaInline;
inherit (pkgs) haskellPackages;
cfg = config.vim.languages.haskell;
@ -88,6 +86,59 @@ in {
extensions = {
haskell-tools = {
enable = mkEnableOption "haskell-tools.nvim";
setupOpts = mkPluginSetupOption "haskell-tools.nvim" {
hls = {
cmd = mkOption {
type = nullOr (listOf str);
default = [
"${pkgs.haskellPackages.haskell-language-server}/bin/haskell-language-server"
"--lsp"
];
description = ''
Command for haskell-language-server.
> [!NOTE]
>
> Since HLS is very sensitive about the GHC version, there's a
> very high chance that the default HLS we use is not
> compatible with your project. It is highly recommended to set
> this option to `null` and install HLS separately in a
> `devShell`.
'';
};
on_attach = mkOption {
type = nullOr luaInline;
description = "Function to run when HLS is attached";
default = mkLuaInline ''
function(client, bufnr)
local ht = require("haskell-tools")
local opts = { noremap = true, silent = true, buffer = bufnr }
vim.keymap.set('n', '<localleader>cl', vim.lsp.codelens.run, opts)
vim.keymap.set('n', '<localleader>hs', ht.hoogle.hoogle_signature, opts)
vim.keymap.set('n', '<localleader>ea', ht.lsp.buf_eval_all, opts)
vim.keymap.set('n', '<localleader>rr', function()
vim.cmd('Haskell repl toggle')
end, opts)
vim.keymap.set('n', '<localleader>rf', function()
vim.cmd('Haskell repl toggle ' .. vim.api.nvim_buf_get_name(0))
end, opts)
vim.keymap.set('n', '<localleader>rq', function()
vim.cmd('Haskell repl quit')
end, opts)
end
'';
};
};
dap = {
cmd = mkOption {
type = nullOr (listOf str);
default = null;
description = "Debug adapter command";
};
};
};
};
};
};
@ -152,51 +203,7 @@ in {
vim = {
extraPackages = [haskellPackages.cabal-fmt];
startPlugins = ["haskell-tools-nvim"];
luaConfigRC.haskell-tools-nvim = entryAfter ["lsp-servers"] ''
vim.g.haskell_tools = {
tools = {
hover = {
stylize_markdown = false,
auto_focus = false,
},
},
hls = {
auto_attach = true,
cmd = {"${getExe' haskellPackages.haskell-language-server "haskell-language-server-wrapper"}", "--lsp"},
on_attach = function(client, bufnr)
local ht = require("haskell-tools")
local opts = { noremap = true, silent = true, buffer = bufnr }
vim.keymap.set('n', '<localleader>cl', vim.lsp.codelens.run, opts)
vim.keymap.set('n', '<localleader>hs', ht.hoogle.hoogle_signature, opts)
vim.keymap.set('n', '<localleader>ea', ht.lsp.buf_eval_all, opts)
vim.keymap.set('n', '<localleader>rr', function()
vim.cmd('Haskell repl toggle')
end, opts)
vim.keymap.set('n', '<localleader>rf', function()
vim.cmd('Haskell repl toggle ' .. vim.api.nvim_buf_get_name(0))
end, opts)
vim.keymap.set('n', '<localleader>rq', function()
vim.cmd('Haskell repl quit')
end, opts)
end,
settings = {
haskell = {
formattingProvider = "none",
cabalFormattingProvider = "cabal-fmt",
},
},
},
${optionalString cfg.dap.enable ''
dap = {
cmd = ${
if isList cfg.dap.package
then toLuaObject cfg.dap.package
else ''{"${cfg.dap.package}/bin/haskell-debug-adapter"}''
},
},
''}
}
'';
globals.haskell_tools = cfg.extensions.haskell-tools.setupOpts;
};
})
]);