utils.js 10 KB

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  1. 'use strict';
  2. exports.__esModule = true;
  3. exports.extend = extend;
  4. exports.indexOf = indexOf;
  5. exports.escapeExpression = escapeExpression;
  6. exports.isEmpty = isEmpty;
  7. exports.createFrame = createFrame;
  8. exports.blockParams = blockParams;
  9. exports.appendContextPath = appendContextPath;
  10. var escape = {
  11. '&': '&',
  12. '<': '&lt;',
  13. '>': '&gt;',
  14. '"': '&quot;',
  15. "'": '&#x27;',
  16. '`': '&#x60;',
  17. '=': '&#x3D;'
  18. };
  19. var badChars = /[&<>"'`=]/g,
  20. possible = /[&<>"'`=]/;
  21. function escapeChar(chr) {
  22. return escape[chr];
  23. }
  24. function extend(obj /* , ...source */) {
  25. for (var i = 1; i < arguments.length; i++) {
  26. for (var key in arguments[i]) {
  27. if (Object.prototype.hasOwnProperty.call(arguments[i], key)) {
  28. obj[key] = arguments[i][key];
  29. }
  30. }
  31. }
  32. return obj;
  33. }
  34. var toString = Object.prototype.toString;
  35. exports.toString = toString;
  36. // Sourced from lodash
  37. // https://github.com/bestiejs/lodash/blob/master/LICENSE.txt
  38. /* eslint-disable func-style */
  39. var isFunction = function isFunction(value) {
  40. return typeof value === 'function';
  41. };
  42. // fallback for older versions of Chrome and Safari
  43. /* istanbul ignore next */
  44. if (isFunction(/x/)) {
  45. exports.isFunction = isFunction = function (value) {
  46. return typeof value === 'function' && toString.call(value) === '[object Function]';
  47. };
  48. }
  49. exports.isFunction = isFunction;
  50. /* eslint-enable func-style */
  51. /* istanbul ignore next */
  52. var isArray = Array.isArray || function (value) {
  53. return value && typeof value === 'object' ? toString.call(value) === '[object Array]' : false;
  54. };
  55. exports.isArray = isArray;
  56. // Older IE versions do not directly support indexOf so we must implement our own, sadly.
  57. function indexOf(array, value) {
  58. for (var i = 0, len = array.length; i < len; i++) {
  59. if (array[i] === value) {
  60. return i;
  61. }
  62. }
  63. return -1;
  64. }
  65. function escapeExpression(string) {
  66. if (typeof string !== 'string') {
  67. // don't escape SafeStrings, since they're already safe
  68. if (string && string.toHTML) {
  69. return string.toHTML();
  70. } else if (string == null) {
  71. return '';
  72. } else if (!string) {
  73. return string + '';
  74. }
  75. // Force a string conversion as this will be done by the append regardless and
  76. // the regex test will do this transparently behind the scenes, causing issues if
  77. // an object's to string has escaped characters in it.
  78. string = '' + string;
  79. }
  80. if (!possible.test(string)) {
  81. return string;
  82. }
  83. return string.replace(badChars, escapeChar);
  84. }
  85. function isEmpty(value) {
  86. if (!value && value !== 0) {
  87. return true;
  88. } else if (isArray(value) && value.length === 0) {
  89. return true;
  90. } else {
  91. return false;
  92. }
  93. }
  94. function createFrame(object) {
  95. var frame = extend({}, object);
  96. frame._parent = object;
  97. return frame;
  98. }
  99. function blockParams(params, ids) {
  100. params.path = ids;
  101. return params;
  102. }
  103. function appendContextPath(contextPath, id) {
  104. return (contextPath ? contextPath + '.' : '') + id;
  105. }
  106. //# sourceMappingURL=data:application/json;charset=utf-8;base64,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