ember-cli-migrator“不知道如何导入App”错误

Question

我正在迁移定制的Ember项目（我不使用构建系统，但实际上创建了我自己的grunt脚本）。当我运行ember-cli-migrate但是我收到以下错误：

Git Move Moving templates/users.hbs to app\templates\users.hbs
Do not know how to import App
Do not know how to import App
Do not know how to import App
Do not know how to import App
Do not know how to import App
Do not know how to import App
Do not know how to import App
Do not know how to import App

assert.js:86
  throw new assert.AssertionError({
        ^
AssertionError: {kind: var, declarations: [object Object], loc: null, type: Vari
ableDeclaration, comments: null} does not match field "init": Expression | null
of type VariableDeclarator
    at add (c:\Users\DoryZ\AppData\Roaming\npm\node_modules\ember-cli-migrator\n
ode_modules\recast\node_modules\ast-types\lib\types.js:525:28)
    at c:\Users\DoryZ\AppData\Roaming\npm\node_modules\ember-cli-migrator\node_m
odules\recast\node_modules\ast-types\lib\types.js:539:17
    at Array.forEach (native)
    at Object.defineProperty.value [as variableDeclarator] (c:\Users\DoryZ\AppDa
ta\Roaming\npm\node_modules\ember-cli-migrator\node_modules\recast\node_modules\
ast-types\lib\types.js:538:30)
    at Context.MigratorVisitorPrototype.visitAssignmentExpression (c:\Users\Dory
Z\AppData\Roaming\npm\node_modules\ember-cli-migrator\lib\migrator-visitor.js:71
:67)
    at Context.invokeVisitorMethod (c:\Users\DoryZ\AppData\Roaming\npm\node_modu
les\ember-cli-migrator\node_modules\recast\node_modules\ast-types\lib\path-visit
or.js:306:43)
    at Visitor.PVp.visitWithoutReset (c:\Users\DoryZ\AppData\Roaming\npm\node_mo
dules\ember-cli-migrator\node_modules\recast\node_modules\ast-types\lib\path-vis
itor.js:180:28)
    at NodePath.each (c:\Users\DoryZ\AppData\Roaming\npm\node_modules\ember-cli-
migrator\node_modules\recast\node_modules\ast-types\lib\path.js:96:22)
    at visitChildren (c:\Users\DoryZ\AppData\Roaming\npm\node_modules\ember-cli-
migrator\node_modules\recast\node_modules\ast-types\lib\path-visitor.js:199:14)
    at Visitor.PVp.visitWithoutReset (c:\Users\DoryZ\AppData\Roaming\npm\node_mo
dules\ember-cli-migrator\node_modules\recast\node_modules\ast-types\lib\path-vis
itor.js:188:16)

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