ImportDeclaration should appear when the mode is ES6 and in the module context.

[sibelius]

AssertionError [ERR_ASSERTION]: ImportDeclaration should appear when the mode is ES6 and in the module context.

    at Referencer.ImportDeclaration (app/node_modules/escope/lib/referencer.js:591:34)
    at Referencer.Visitor.visit (app/node_modules/esrecurse/esrecurse.js:122:34)
    at Referencer.Visitor.visitChildren (app/node_modules/esrecurse/esrecurse.js:101:38)
    at Referencer.Program (app/node_modules/escope/lib/referencer.js:419:18)
    at Referencer.Visitor.visit (app/node_modules/esrecurse/esrecurse.js:122:34)
    at Object.analyze (app/node_modules/escope/lib/index.js:153:16)
    at EventEmitter.module.exports.api.verify (app/node_modules/eslint/lib/eslint.js:892:35)
    at processText (app/node_modules/eslint/lib/cli-engine.js:264:31)
    at CLIEngine.executeOnText (app/node_modules/eslint/lib/cli-engine.js:754:26)
    at ESLintPlugin.getErrors (/Applications/WebStorm 2017.1 EAP.app/Contents/plugins/JavaScriptLanguage/languageService/eslint/bin/eslint-plugin.js:83:32)
Process finished with exit code -1

bug here

import type { TagInput } from './__generated__/TagMutation.graphql';

[sibelius]

fixed here

"parserOptions": {
    "ecmaVersion": 6,
    "sourceType": "module",
    "ecmaFeatures": {
      "modules": true
    }
  }