expressions.js 6.9 KB

123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292
  1. "use strict";
  2. Object.defineProperty(exports, "__esModule", {
  3. value: true
  4. });
  5. exports.UnaryExpression = UnaryExpression;
  6. exports.DoExpression = DoExpression;
  7. exports.ParenthesizedExpression = ParenthesizedExpression;
  8. exports.UpdateExpression = UpdateExpression;
  9. exports.ConditionalExpression = ConditionalExpression;
  10. exports.NewExpression = NewExpression;
  11. exports.SequenceExpression = SequenceExpression;
  12. exports.ThisExpression = ThisExpression;
  13. exports.Super = Super;
  14. exports.Decorator = Decorator;
  15. exports.OptionalMemberExpression = OptionalMemberExpression;
  16. exports.OptionalCallExpression = OptionalCallExpression;
  17. exports.CallExpression = CallExpression;
  18. exports.Import = Import;
  19. exports.EmptyStatement = EmptyStatement;
  20. exports.ExpressionStatement = ExpressionStatement;
  21. exports.AssignmentPattern = AssignmentPattern;
  22. exports.LogicalExpression = exports.BinaryExpression = exports.AssignmentExpression = AssignmentExpression;
  23. exports.BindExpression = BindExpression;
  24. exports.MemberExpression = MemberExpression;
  25. exports.MetaProperty = MetaProperty;
  26. exports.PrivateName = PrivateName;
  27. exports.AwaitExpression = exports.YieldExpression = void 0;
  28. function t() {
  29. const data = _interopRequireWildcard(require("@babel/types"));
  30. t = function () {
  31. return data;
  32. };
  33. return data;
  34. }
  35. var n = _interopRequireWildcard(require("../node"));
  36. function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } else { var newObj = {}; if (obj != null) { for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) { var desc = Object.defineProperty && Object.getOwnPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : {}; if (desc.get || desc.set) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } } newObj.default = obj; return newObj; } }
  37. function UnaryExpression(node) {
  38. if (node.operator === "void" || node.operator === "delete" || node.operator === "typeof" || node.operator === "throw") {
  39. this.word(node.operator);
  40. this.space();
  41. } else {
  42. this.token(node.operator);
  43. }
  44. this.print(node.argument, node);
  45. }
  46. function DoExpression(node) {
  47. this.word("do");
  48. this.space();
  49. this.print(node.body, node);
  50. }
  51. function ParenthesizedExpression(node) {
  52. this.token("(");
  53. this.print(node.expression, node);
  54. this.token(")");
  55. }
  56. function UpdateExpression(node) {
  57. if (node.prefix) {
  58. this.token(node.operator);
  59. this.print(node.argument, node);
  60. } else {
  61. this.startTerminatorless(true);
  62. this.print(node.argument, node);
  63. this.endTerminatorless();
  64. this.token(node.operator);
  65. }
  66. }
  67. function ConditionalExpression(node) {
  68. this.print(node.test, node);
  69. this.space();
  70. this.token("?");
  71. this.space();
  72. this.print(node.consequent, node);
  73. this.space();
  74. this.token(":");
  75. this.space();
  76. this.print(node.alternate, node);
  77. }
  78. function NewExpression(node, parent) {
  79. this.word("new");
  80. this.space();
  81. this.print(node.callee, node);
  82. if (this.format.minified && node.arguments.length === 0 && !node.optional && !t().isCallExpression(parent, {
  83. callee: node
  84. }) && !t().isMemberExpression(parent) && !t().isNewExpression(parent)) {
  85. return;
  86. }
  87. this.print(node.typeArguments, node);
  88. this.print(node.typeParameters, node);
  89. if (node.optional) {
  90. this.token("?.");
  91. }
  92. this.token("(");
  93. this.printList(node.arguments, node);
  94. this.token(")");
  95. }
  96. function SequenceExpression(node) {
  97. this.printList(node.expressions, node);
  98. }
  99. function ThisExpression() {
  100. this.word("this");
  101. }
  102. function Super() {
  103. this.word("super");
  104. }
  105. function Decorator(node) {
  106. this.token("@");
  107. this.print(node.expression, node);
  108. this.newline();
  109. }
  110. function OptionalMemberExpression(node) {
  111. this.print(node.object, node);
  112. if (!node.computed && t().isMemberExpression(node.property)) {
  113. throw new TypeError("Got a MemberExpression for MemberExpression property");
  114. }
  115. let computed = node.computed;
  116. if (t().isLiteral(node.property) && typeof node.property.value === "number") {
  117. computed = true;
  118. }
  119. if (node.optional) {
  120. this.token("?.");
  121. }
  122. if (computed) {
  123. this.token("[");
  124. this.print(node.property, node);
  125. this.token("]");
  126. } else {
  127. if (!node.optional) {
  128. this.token(".");
  129. }
  130. this.print(node.property, node);
  131. }
  132. }
  133. function OptionalCallExpression(node) {
  134. this.print(node.callee, node);
  135. this.print(node.typeArguments, node);
  136. this.print(node.typeParameters, node);
  137. if (node.optional) {
  138. this.token("?.");
  139. }
  140. this.token("(");
  141. this.printList(node.arguments, node);
  142. this.token(")");
  143. }
  144. function CallExpression(node) {
  145. this.print(node.callee, node);
  146. this.print(node.typeArguments, node);
  147. this.print(node.typeParameters, node);
  148. this.token("(");
  149. this.printList(node.arguments, node);
  150. this.token(")");
  151. }
  152. function Import() {
  153. this.word("import");
  154. }
  155. function buildYieldAwait(keyword) {
  156. return function (node) {
  157. this.word(keyword);
  158. if (node.delegate) {
  159. this.token("*");
  160. }
  161. if (node.argument) {
  162. this.space();
  163. const terminatorState = this.startTerminatorless();
  164. this.print(node.argument, node);
  165. this.endTerminatorless(terminatorState);
  166. }
  167. };
  168. }
  169. const YieldExpression = buildYieldAwait("yield");
  170. exports.YieldExpression = YieldExpression;
  171. const AwaitExpression = buildYieldAwait("await");
  172. exports.AwaitExpression = AwaitExpression;
  173. function EmptyStatement() {
  174. this.semicolon(true);
  175. }
  176. function ExpressionStatement(node) {
  177. this.print(node.expression, node);
  178. this.semicolon();
  179. }
  180. function AssignmentPattern(node) {
  181. this.print(node.left, node);
  182. if (node.left.optional) this.token("?");
  183. this.print(node.left.typeAnnotation, node);
  184. this.space();
  185. this.token("=");
  186. this.space();
  187. this.print(node.right, node);
  188. }
  189. function AssignmentExpression(node, parent) {
  190. const parens = this.inForStatementInitCounter && node.operator === "in" && !n.needsParens(node, parent);
  191. if (parens) {
  192. this.token("(");
  193. }
  194. this.print(node.left, node);
  195. this.space();
  196. if (node.operator === "in" || node.operator === "instanceof") {
  197. this.word(node.operator);
  198. } else {
  199. this.token(node.operator);
  200. }
  201. this.space();
  202. this.print(node.right, node);
  203. if (parens) {
  204. this.token(")");
  205. }
  206. }
  207. function BindExpression(node) {
  208. this.print(node.object, node);
  209. this.token("::");
  210. this.print(node.callee, node);
  211. }
  212. function MemberExpression(node) {
  213. this.print(node.object, node);
  214. if (!node.computed && t().isMemberExpression(node.property)) {
  215. throw new TypeError("Got a MemberExpression for MemberExpression property");
  216. }
  217. let computed = node.computed;
  218. if (t().isLiteral(node.property) && typeof node.property.value === "number") {
  219. computed = true;
  220. }
  221. if (computed) {
  222. this.token("[");
  223. this.print(node.property, node);
  224. this.token("]");
  225. } else {
  226. this.token(".");
  227. this.print(node.property, node);
  228. }
  229. }
  230. function MetaProperty(node) {
  231. this.print(node.meta, node);
  232. this.token(".");
  233. this.print(node.property, node);
  234. }
  235. function PrivateName(node) {
  236. this.token("#");
  237. this.print(node.id, node);
  238. }