index.js 1.9 KB

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  1. 'use strict';
  2. Object.defineProperty(exports, "__esModule", {
  3. value: true
  4. });
  5. var _extends = Object.assign || function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; };
  6. exports.default = getValue;
  7. exports.getLiteralValue = getLiteralValue;
  8. var _Literal = require('./Literal');
  9. var _Literal2 = _interopRequireDefault(_Literal);
  10. var _JSXElement = require('./JSXElement');
  11. var _JSXElement2 = _interopRequireDefault(_JSXElement);
  12. var _JSXText = require('./JSXText');
  13. var _JSXText2 = _interopRequireDefault(_JSXText);
  14. var _expressions = require('./expressions');
  15. var _expressions2 = _interopRequireDefault(_expressions);
  16. function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
  17. // Composition map of types to their extractor functions.
  18. var TYPES = {
  19. Literal: _Literal2.default,
  20. JSXElement: _JSXElement2.default,
  21. JSXExpressionContainer: _expressions2.default,
  22. JSXText: _JSXText2.default
  23. };
  24. // Composition map of types to their extractor functions to handle literals.
  25. var LITERAL_TYPES = _extends({}, TYPES, {
  26. JSXElement: function JSXElement() {
  27. return null;
  28. },
  29. JSXExpressionContainer: _expressions.extractLiteral
  30. });
  31. /**
  32. * This function maps an AST value node
  33. * to its correct extractor function for its
  34. * given type.
  35. *
  36. * This will map correctly for *all* possible types.
  37. *
  38. * @param value - AST Value object on a JSX Attribute.
  39. */
  40. function getValue(value) {
  41. return TYPES[value.type](value);
  42. }
  43. /**
  44. * This function maps an AST value node
  45. * to its correct extractor function for its
  46. * given type.
  47. *
  48. * This will map correctly for *some* possible types that map to literals.
  49. *
  50. * @param value - AST Value object on a JSX Attribute.
  51. */
  52. function getLiteralValue(value) {
  53. return LITERAL_TYPES[value.type](value);
  54. }