fix: create static-json dir at correct point in generate lifecycle

Fixes error "Error: ENOENT: no such file or directory, mkdir
'.nuxt/static-json'"

package.json

@@ -29,9 +29,10 @@
     "watch": "yarn compile -w",
     "clean": "rm -rf lib/*",
     "compile": "rollup -c",
+    "clean:fixture": "rm -rf dist/ test/fixture/.nuxt",
     "fixture": "yarn nuxt-run dev",
-    "fixture:prod": "rm -rf .nuxt && yarn nuxt-run build && yarn nuxt-run start",
-    "fixture:generate:export": "export GENERATE=true && rm -rf .nuxt && yarn nuxt-run build && PORT=6000 yarn nuxt-run export",
+    "fixture:prod": "yarn clean:fixture && yarn nuxt-run build && yarn nuxt-run start",
+    "fixture:generate:export": "yarn clean:fixture && export GENERATE=true && yarn nuxt-run build && PORT=6000 yarn nuxt-run export",
     "fixture:generate": "yarn fixture:generate:export && yarn http-server -s -p 5000 dist",
     "lint": "run-s lint:all:*",
     "lint:all:eslint": "yarn lint:eslint --ext .js,.ts,.vue .",

src/index.ts

@@ -1,5 +1,5 @@
 import { resolve, join } from 'path'
-import { rmdirSync, readdirSync, copyFileSync, existsSync, mkdirSync } from 'fs'
+import { readdirSync, copyFileSync, existsSync, mkdirpSync } from 'fs-extra'
 
 import type { Module } from '@nuxt/types'
 
@@ -28,9 +28,8 @@ const compositionApiModule: Module<any> = function () {
 
   const staticPath = join(this.options.buildDir || '', 'static-json')
 
-  this.nuxt.hook('generate:before', () => {
-    if (existsSync(staticPath)) rmdirSync(staticPath)
-    mkdirSync(staticPath)
+  this.nuxt.hook('generate:route', () => {
+    mkdirpSync(staticPath)
   })
 
   this.nuxt.hook('generate:done', async (generator: any) => {