OptionalCatchBindingTransformer.js 809 B

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  1. "use strict";Object.defineProperty(exports, "__esModule", {value: true}); function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
  2. var _types = require('../parser/tokenizer/types');
  3. var _Transformer = require('./Transformer'); var _Transformer2 = _interopRequireDefault(_Transformer);
  4. class OptionalCatchBindingTransformer extends _Transformer2.default {
  5. constructor( tokens, nameManager) {
  6. super();this.tokens = tokens;this.nameManager = nameManager;;
  7. }
  8. process() {
  9. if (this.tokens.matches2(_types.TokenType._catch, _types.TokenType.braceL)) {
  10. this.tokens.copyToken();
  11. this.tokens.appendCode(` (${this.nameManager.claimFreeName("e")})`);
  12. return true;
  13. }
  14. return false;
  15. }
  16. } exports.default = OptionalCatchBindingTransformer;