LunarVim/lua/lang/scala.lua
2021-07-16 18:26:29 -04:00

80 lines
2.3 KiB
Lua

local M = {}
M.config = function()
O.lang.scala = {
metals = {
active = false,
server_version = "0.10.5",
excluded_packages = {},
show_implicit_arguments = false,
show_inferred_type = true,
status_bar_provider = false,
},
formatter = {
exe = "scalafmt",
args = { "--stdin" },
stdin = true,
},
}
end
M.format = function()
O.formatters.filetype["scala"] = {
function()
return {
exe = O.lang.scala.formatter.exe,
args = O.lang.scala.formatter.args,
stdin = O.lang.scala.formatter.stdin,
}
end,
}
O.formatters.filetype["sbt"] = O.formatters.filetype["scala"]
-- To understand sbt files on stdin, scalafmt needs to assume any old filename
-- that ends in .sbt. Using a dummy filename instead of the actual one is
-- required to support buffers of sbt filetype without the extension.
O.formatters.filetype["sbt"].args = { "--stdin", "--assume-filename", "foo.sbt" }
require("formatter.config").set_defaults {
logging = false,
filetype = O.formatters.filetype,
}
end
M.lint = function()
-- TODO: implement linters (if applicable)
return "No linters configured!"
end
M.lsp = function()
-- enable metal server integration
if O.lang.scala.metals.active then
vim.g["metals_server_version"] = O.lang.scala.metals.server_version
-- https://github.com/scalameta/nvim-metals#prerequisites
vim.opt_global.shortmess:remove("F"):append "c"
local metals_config = require("metals").bare_config
metals_config.on_attach = function()
require("completion").on_attach()
end
metals_config.handlers["textDocument/publishDiagnostics"] =
vim.lsp.with(vim.lsp.diagnostic.on_publish_diagnostics, {
virtual_text = {
prefix = "",
},
})
metals_config.settings = {
showImplicitArguments = O.lang.scala.metals.show_implicit_arguments,
showInferredType = O.lang.scala.metals.show_inferred_type,
excludedPackages = O.lang.scala.metals.excluded_packages,
}
metals_config.init_options.statusBarProvider = O.lang.scala.metals.status_bar_provider
require "lsp"
require("metals").initialize_or_attach(metals_config)
end
end
M.dap = function()
-- TODO: implement dap
return "No DAP configured!"
end
return M