updatedUserModule.js

// userModule.js
export const SET_USER = 'SET_USER'
export const SET_USER_LOCATION = 'SET_USER_LOCATION'

const userModule = {
  namespaced: true,
  state: () => ({}),
  mutations: {},
  actions: {
    [SET_USER]() {},
    [SET_USER_LOCATION]() {}
  },
  getters: {}
}

// vue file
import { mapActions } from 'vuex'
import { SET_USER, SET_USER_LOCATION } from './userModule.js'

...mapActions({
  setUser: SET_USER,
  setUserLocation: SET_USER_LOCATION
})