78 lines
2.0 KiB
JavaScript
78 lines
2.0 KiB
JavaScript
"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 = require("@babel/helper-wrap-function");
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var _helperAnnotateAsPure = require("@babel/helper-annotate-as-pure");
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var _helperEnvironmentVisitor = require("@babel/helper-environment-visitor");
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var _core = require("@babel/core");
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var _t = require("@babel/types");
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const {
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callExpression,
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cloneNode,
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isIdentifier,
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isThisExpression,
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yieldExpression
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} = _t;
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const awaitVisitor = _core.traverse.visitors.merge([{
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ArrowFunctionExpression(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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path.replaceWith(yieldExpression(wrapAwait ? callExpression(cloneNode(wrapAwait), [argument.node]) : argument.node));
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}
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}, _helperEnvironmentVisitor.default]);
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function _default(path, helpers, noNewArrows, ignoreFunctionLength) {
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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, cloneNode(helpers.wrapAsync), noNewArrows, ignoreFunctionLength);
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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() && 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 && 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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} |