no-named-as-default.js 4.7 KB

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  1. 'use strict';var _ExportMap = require('../ExportMap');var _ExportMap2 = _interopRequireDefault(_ExportMap);
  2. var _importDeclaration = require('../importDeclaration');var _importDeclaration2 = _interopRequireDefault(_importDeclaration);
  3. var _docsUrl = require('../docsUrl');var _docsUrl2 = _interopRequireDefault(_docsUrl);function _interopRequireDefault(obj) {return obj && obj.__esModule ? obj : { default: obj };}
  4. module.exports = {
  5. meta: {
  6. type: 'problem',
  7. docs: {
  8. url: (0, _docsUrl2.default)('no-named-as-default') },
  9. schema: [] },
  10. create: function (context) {
  11. function checkDefault(nameKey, defaultSpecifier) {
  12. // #566: default is a valid specifier
  13. if (defaultSpecifier[nameKey].name === 'default') return;
  14. const declaration = (0, _importDeclaration2.default)(context);
  15. const imports = _ExportMap2.default.get(declaration.source.value, context);
  16. if (imports == null) return;
  17. if (imports.errors.length) {
  18. imports.reportErrors(context, declaration);
  19. return;
  20. }
  21. if (imports.has('default') &&
  22. imports.has(defaultSpecifier[nameKey].name)) {
  23. context.report(defaultSpecifier,
  24. 'Using exported name \'' + defaultSpecifier[nameKey].name +
  25. '\' as identifier for default export.');
  26. }
  27. }
  28. return {
  29. 'ImportDefaultSpecifier': checkDefault.bind(null, 'local'),
  30. 'ExportDefaultSpecifier': checkDefault.bind(null, 'exported') };
  31. } };
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