LunarVim/ftplugin/json.lua

O.formatters.filetype["json"] = {
  function()
    return {
      exe = O.lang.json.formatter.exe,
      args = O.lang.json.formatter.args,
      stdin = not (O.lang.json.formatter.stdin ~= nil),
    }
  end,
}

require("formatter.config").set_defaults {
  logging = false,
  filetype = O.formatters.filetype,
}
if require("lv-utils").check_lsp_client_active "jsonls" then
  return
end

-- npm install -g vscode-json-languageserver
require("lspconfig").jsonls.setup {
  cmd = {
    "node",
    DATA_PATH .. "/lspinstall/json/vscode-json/json-language-features/server/dist/node/jsonServerMain.js",
    "--stdio",
  },
  on_attach = require("lsp").common_on_attach,

  commands = {
    Format = {
      function()
        vim.lsp.buf.range_formatting({}, { 0, 0 }, { vim.fn.line "$", 0 })
      end,
    },
  },
}