lua/lspconfig/erlangls.lua


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local configs = require "lspconfig/configs"
local util = require "lspconfig/util"

configs.erlangls = {
  default_config = {
    cmd = { "erlang_ls" },
    filetypes = { "erlang" },
    root_dir = function(fname)
      return util.root_pattern("rebar.config", "erlang.mk", ".git")(fname) or util.path.dirname(fname)
    end,
  },
  docs = {
    description = [[
https://erlang-ls.github.io

Language Server for Erlang.

Clone [erlang_ls](https://github.com/erlang-ls/erlang_ls)
Compile the project with `make` and copy resulting binaries somewhere in your $PATH eg. `cp _build/*/bin/* ~/local/bin`

Installation instruction can be found [here](https://github.com/erlang-ls/erlang_ls).

Installation requirements:
    - [Erlang OTP 21+](https://github.com/erlang/otp)
    - [rebar3 3.9.1+](https://github.com/erlang/rebar3)
]],
    default_config = {
      root_dir = [[root_pattern('rebar.config', 'erlang.mk', '.git') or util.path.dirname(fname)]],
    },
  },
}