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78 lines
2.8 KiB
78 lines
2.8 KiB
"use strict";
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Object.defineProperty(exports, "__esModule", {
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value: true
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});
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exports.default = _default;
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var _helperWrapFunction = _interopRequireDefault(require("@babel/helper-wrap-function"));
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var _helperAnnotateAsPure = _interopRequireDefault(require("@babel/helper-annotate-as-pure"));
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var t = _interopRequireWildcard(require("@babel/types"));
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function _getRequireWildcardCache() { if (typeof WeakMap !== "function") return null; var cache = new WeakMap(); _getRequireWildcardCache = function () { return cache; }; return cache; }
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function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } if (obj === null || typeof obj !== "object" && typeof obj !== "function") { return { default: obj }; } var cache = _getRequireWildcardCache(); if (cache && cache.has(obj)) { return cache.get(obj); } var newObj = {}; var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) { var desc = hasPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : null; if (desc && (desc.get || desc.set)) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } newObj.default = obj; if (cache) { cache.set(obj, newObj); } return newObj; }
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function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
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const awaitVisitor = {
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Function(path) {
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path.skip();
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},
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AwaitExpression(path, {
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wrapAwait
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}) {
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const argument = path.get("argument");
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if (path.parentPath.isYieldExpression()) {
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path.replaceWith(argument.node);
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return;
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}
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path.replaceWith(t.yieldExpression(wrapAwait ? t.callExpression(t.cloneNode(wrapAwait), [argument.node]) : argument.node));
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}
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};
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function _default(path, helpers) {
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path.traverse(awaitVisitor, {
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wrapAwait: helpers.wrapAwait
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});
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const isIIFE = checkIsIIFE(path);
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path.node.async = false;
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path.node.generator = true;
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(0, _helperWrapFunction.default)(path, t.cloneNode(helpers.wrapAsync));
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const isProperty = path.isObjectMethod() || path.isClassMethod() || path.parentPath.isObjectProperty() || path.parentPath.isClassProperty();
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if (!isProperty && !isIIFE && path.isExpression()) {
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(0, _helperAnnotateAsPure.default)(path);
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}
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function checkIsIIFE(path) {
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if (path.parentPath.isCallExpression({
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callee: path.node
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})) {
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return true;
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}
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const {
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parentPath
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} = path;
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if (parentPath.isMemberExpression() && t.isIdentifier(parentPath.node.property, {
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name: "bind"
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})) {
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const {
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parentPath: bindCall
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} = parentPath;
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return bindCall.isCallExpression() && bindCall.node.arguments.length === 1 && t.isThisExpression(bindCall.node.arguments[0]) && bindCall.parentPath.isCallExpression({
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callee: bindCall.node
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});
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}
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return false;
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}
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}
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