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  # In `dotspacemacs/user-config`:
  (add-hook 'elixir-mode-hook
            (lambda ()
              (add-hook 'before-save-hook #'lsp-format-buffer nil t)))

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  # In dotspacemacs/user-config
  (add-hook 'vue-mode-hook
            (lambda ()
              (add-hook 'before-save-hook #'prettier-js nil t)))

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      # In `dotspacemacs/layers`:
      (elixir :variables
              elixir-backend 'lsp
              elixir-ls-path "path-to-elixir-ls/release-1.9.0"

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      # In `dotspacemacs/layers`:
      lsp

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      (lsp :variables
           lsp-enable-file-watchers nil
           )

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  # In `dotspacemacs/user-config`:
  (add-hook 'elixir-mode-hook
            (lambda ()
              (add-hook 'before-save-hook #'lsp-format-buffer nil t)))

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      # In `dotspacemacs/layers`
      (vue :variables
           vue-backend 'lsp)

       # Depends on whether you already configured this variable in the `javascript` layer
       (node :variable node-add-modules-path)

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# Folder for private layers
cd ~/.emacs.d/private
git clone git@github.com:thanhvg/vue.git

# Install the necessary tools manually
# vue-language-server is the language server developed by vetur
npm install -g eslint prettier vue-language-server

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((elixir-mode
  (elixir-ls-path . "path-to-elixir-ls/release-1.8.1")))

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git clone git@github.com:elixir-lsp/elixir-ls.git
cd elixir-ls
mix compile
# For example, when the target Elixir version is 1.9.0
mix elixir_ls.release -o release-1.9.0