fix: generate crawlers regex at build time

src/module.ts

@@ -1,5 +1,6 @@
 import { defu } from 'defu'
-import { defineNuxtModule, addPlugin, addImportsDir, createResolver, useLogger } from '@nuxt/kit'
+import { defineNuxtModule, addPlugin, addImportsDir, createResolver, useLogger, addTemplate } from '@nuxt/kit'
+import { createJiti } from 'jiti'
 import { name, version } from '../package.json'
 import type { ModuleOptions } from './types'
 
@@ -41,5 +42,16 @@ export default defineNuxtModule<ModuleOptions>({
     addPlugin(resolve('./runtime/plugin'))
 
     addImportsDir(resolve('./runtime/composables'))
+
+    addTemplate({
+      filename: 'nuxtjs-device.mjs',
+      getContents: async () => {
+        const jiti = createJiti(import.meta.url)
+
+        const crawlers = await jiti.import('crawler-user-agents') as { pattern: string }[]
+
+        return `export const REGEX_CRAWLER = new RegExp(/${crawlers.map(crawler => crawler.pattern).join('|')}/)`
+      },
+    })
   },
 })

src/runtime/generateFlags.ts

@@ -1,5 +1,5 @@
-import crawlers from 'crawler-user-agents'
 import type { Device } from './types'
+import { REGEX_CRAWLER } from '#build/nuxtjs-device.mjs'
 
 // eslint-disable-next-line
 const REGEX_MOBILE1 = /(android|bb\d+|meego).+mobile|avantgo|bada\/|blackberry|blazer|compal|elaine|FBAN|FBAV|fennec|hiptop|iemobile|ip(hone|od)|Instagram|iris|kindle|lge |maemo|midp|mmp|mobile.+firefox|netfront|opera m(ob|in)i|palm( os)?|phone|p(ixi|re)\/|plucker|pocket|psp|series(4|6)0|symbian|treo|up\.(browser|link)|vodafone|wap|windows ce|xda|xiino/i
@@ -13,8 +13,6 @@ const REGEX_MOBILE_OR_TABLET1 = /(android|bb\d+|meego).+mobile|avantgo|bada\/|bl
 // eslint-disable-next-line
 const REGEX_MOBILE_OR_TABLET2 = /1207|6310|6590|3gso|4thp|50[1-6]i|770s|802s|a wa|abac|ac(er|oo|s\-)|ai(ko|rn)|al(av|ca|co)|amoi|an(ex|ny|yw)|aptu|ar(ch|go)|as(te|us)|attw|au(di|\-m|r |s )|avan|be(ck|ll|nq)|bi(lb|rd)|bl(ac|az)|br(e|v)w|bumb|bw\-(n|u)|c55\/|capi|ccwa|cdm\-|cell|chtm|cldc|cmd\-|co(mp|nd)|craw|da(it|ll|ng)|dbte|dc\-s|devi|dica|dmob|do(c|p)o|ds(12|\-d)|el(49|ai)|em(l2|ul)|er(ic|k0)|esl8|ez([4-7]0|os|wa|ze)|fetc|fly(\-|_)|g1 u|g560|gene|gf\-5|g\-mo|go(\.w|od)|gr(ad|un)|haie|hcit|hd\-(m|p|t)|hei\-|hi(pt|ta)|hp( i|ip)|hs\-c|ht(c(\-| |_|a|g|p|s|t)|tp)|hu(aw|tc)|i\-(20|go|ma)|i230|iac( |\-|\/)|ibro|idea|ig01|ikom|im1k|inno|ipaq|iris|ja(t|v)a|jbro|jemu|jigs|kddi|keji|kgt( |\/)|klon|kpt |kwc\-|kyo(c|k)|le(no|xi)|lg( g|\/(k|l|u)|50|54|\-[a-w])|libw|lynx|m1\-w|m3ga|m50\/|ma(te|ui|xo)|mc(01|21|ca)|m\-cr|me(rc|ri)|mi(o8|oa|ts)|mmef|mo(01|02|bi|de|do|t(\-| |o|v)|zz)|mt(50|p1|v )|mwbp|mywa|n10[0-2]|n20[2-3]|n30(0|2)|n50(0|2|5)|n7(0(0|1)|10)|ne((c|m)\-|on|tf|wf|wg|wt)|nok(6|i)|nzph|o2im|op(ti|wv)|oran|owg1|p800|pan(a|d|t)|pdxg|pg(13|\-([1-8]|c))|phil|pire|pl(ay|uc)|pn\-2|po(ck|rt|se)|prox|psio|pt\-g|qa\-a|qc(07|12|21|32|60|\-[2-7]|i\-)|qtek|r380|r600|raks|rim9|ro(ve|zo)|s55\/|sa(ge|ma|mm|ms|ny|va)|sc(01|h\-|oo|p\-)|sdk\/|se(c(\-|0|1)|47|mc|nd|ri)|sgh\-|shar|sie(\-|m)|sk\-0|sl(45|id)|sm(al|ar|b3|it|t5)|so(ft|ny)|sp(01|h\-|v\-|v )|sy(01|mb)|t2(18|50)|t6(00|10|18)|ta(gt|lk)|tcl\-|tdg\-|tel(i|m)|tim\-|t\-mo|to(pl|sh)|ts(70|m\-|m3|m5)|tx\-9|up(\.b|g1|si)|utst|v400|v750|veri|vi(rg|te)|vk(40|5[0-3]|\-v)|vm40|voda|vulc|vx(52|53|60|61|70|80|81|83|85|98)|w3c(\-| )|webc|whit|wi(g |nc|nw)|wmlb|wonu|x700|yas\-|your|zeto|zte\-/i
 
-const REGEX_CRAWLER = new RegExp(crawlers.map(crawler => crawler.pattern).join('|'))
-
 function isMobile(userAgent: string): boolean {
   return REGEX_MOBILE1.test(userAgent) || REGEX_MOBILE2.test(userAgent.slice(0, 4))
 }

test/fixtures/basic/nuxt.config.ts

@@ -1,5 +1,5 @@
+import Module from '../../../src/module'
+
 export default defineNuxtConfig({
-  modules: [
-    '@nuxtjs/device',
-  ],
+  modules: [Module],
 })