transform-ast.js 1.5 KB

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  1. "use strict";
  2. Object.defineProperty(exports, "__esModule", {
  3. value: true
  4. });
  5. exports.transformFromAstSync = transformFromAstSync;
  6. exports.transformFromAstAsync = transformFromAstAsync;
  7. exports.transformFromAst = void 0;
  8. var _config = _interopRequireDefault(require("./config"));
  9. var _transformation = require("./transformation");
  10. function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
  11. const transformFromAst = function transformFromAst(ast, code, opts, callback) {
  12. if (typeof opts === "function") {
  13. callback = opts;
  14. opts = undefined;
  15. }
  16. if (callback === undefined) return transformFromAstSync(ast, code, opts);
  17. const cb = callback;
  18. process.nextTick(() => {
  19. let cfg;
  20. try {
  21. cfg = (0, _config.default)(opts);
  22. if (cfg === null) return cb(null, null);
  23. } catch (err) {
  24. return cb(err);
  25. }
  26. if (!ast) return cb(new Error("No AST given"));
  27. (0, _transformation.runAsync)(cfg, code, ast, cb);
  28. });
  29. };
  30. exports.transformFromAst = transformFromAst;
  31. function transformFromAstSync(ast, code, opts) {
  32. const config = (0, _config.default)(opts);
  33. if (config === null) return null;
  34. if (!ast) throw new Error("No AST given");
  35. return (0, _transformation.runSync)(config, code, ast);
  36. }
  37. function transformFromAstAsync(ast, code, opts) {
  38. return new Promise((res, rej) => {
  39. transformFromAst(ast, code, opts, (err, result) => {
  40. if (err == null) res(result);else rej(err);
  41. });
  42. });
  43. }