neovim-flake/modules/plugins/languages/dart/config.nix

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{
config,
lib,
pkgs,
...
}: let
inherit (lib.lists) isList;
inherit (lib.modules) mkIf mkMerge;
inherit (lib.strings) optionalString;
inherit (lib.trivial) boolToString;
inherit (lib.nvim.lua) expToLua;
inherit (lib.nvim.dag) entryAnywhere;
cfg = config.vim.languages.dart;
ftcfg = cfg.flutter-tools;
servers = {
dart = {
package = pkgs.dart;
lspConfig = ''
lspconfig.dartls.setup{
capabilities = capabilities;
on_attach=default_on_attach;
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cmd = ${
if isList cfg.lsp.package
then expToLua cfg.lsp.package
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else ''{"${cfg.lsp.package}/bin/dart", "language-server", "--protocol=lsp"}''
};
${optionalString (cfg.lsp.opts != null) "init_options = ${cfg.lsp.dartOpts}"}
}
'';
};
};
in {
config = mkIf cfg.enable (mkMerge [
(mkIf cfg.treesitter.enable {
vim.treesitter.enable = true;
vim.treesitter.grammars = [cfg.treesitter.package];
})
(mkIf cfg.lsp.enable {
vim.lsp.lspconfig.enable = true;
vim.lsp.lspconfig.sources.dart-lsp = servers.${cfg.lsp.server}.lspConfig;
})
(mkIf ftcfg.enable {
vim.startPlugins =
if ftcfg.enableNoResolvePatch
then ["flutter-tools-patched"]
else ["flutter-tools"];
vim.luaConfigRC.flutter-tools = entryAnywhere ''
require('flutter-tools').setup {
lsp = {
color = { -- show the derived colours for dart variables
enabled = ${boolToString ftcfg.color.enable}, -- whether or not to highlight color variables at all, only supported on flutter >= 2.10
background = ${boolToString ftcfg.color.highlightBackground}, -- highlight the background
foreground = ${boolToString ftcfg.color.highlightForeground}, -- highlight the foreground
virtual_text = ${boolToString ftcfg.color.virtualText.enable}, -- show the highlight using virtual text
virtual_text_str = ${ftcfg.color.virtualText.character} -- the virtual text character to highlight
},
capabilities = capabilities,
on_attach = default_on_attach;
flags = lsp_flags,
},
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${optionalString cfg.dap.enable ''
debugger = {
enabled = true,
},
''}
}
'';
})
]);
}