vue疑难解答

QA1 依赖的版本冲突

Could not resolve dependency:
peer vue@">= 2.5 < 2.7" from @vue/composition-api@1.7.1
node_modules/@vue/composition-api
  @vue/composition-api@"^1.7.1" from the root project
  peerOptional @vue/composition-api@"^1.0.0-rc.1" from vue-demi@0.13.11
  node_modules/vue-demi
    vue-demi@"^0.13.2" from vue-echarts@6.5.4
    node_modules/vue-echarts
      vue-echarts@"^6.5.4" from the root project
  peerOptional @vue/composition-api@"^1.0.5" from vue-echarts@6.5.4
  node_modules/vue-echarts
    vue-echarts@"^6.5.4" from the root project

Conflicting peer dependency: vue@2.6.14
node_modules/vue
  peer vue@">= 2.5 < 2.7" from @vue/composition-api@1.7.1
  node_modules/@vue/composition-api
    @vue/composition-api@"^1.7.1" from the root project
    peerOptional @vue/composition-api@"^1.0.0-rc.1" from vue-demi@0.13.11
    node_modules/vue-demi
      vue-demi@"^0.13.2" from vue-echarts@6.5.4
      node_modules/vue-echarts
        vue-echarts@"^6.5.4" from the root project
    peerOptional @vue/composition-api@"^1.0.5" from vue-echarts@6.5.4
    node_modules/vue-echarts
      vue-echarts@"^6.5.4" from the root project

Fix the upstream dependency conflict, or retry
this command with --force or --legacy-peer-deps
to accept an incorrect (and potentially broken) dependency resolution.

解决：