local function config()
  local helper = require("plugins.ddu.map").map_source
  helper("<Space>lw", "lsp_workspaceSymbol", {
    sources = { { name = "lsp_workspaceSymbol" } },
    sourceOptions = { lsp = { volatile = true } },
  })
  helper("<Space>lc", "lsp_callHierarchy/outgoingCalls", {
    sources = {
      {
        name = "lsp_callHierarchy",
        params = { methoed = "callHierarchy/outgoingCalls" },
      },
    },
    uiParams = { ff = { displayTree = true, startFilter = false } },
  })
end

local spec = { "uga-rosa/ddu-source-lsp", dependencies = { "Shougo/ddu.vim" }, config = config }

return spec