[79a0317] | 1 | 'use strict';
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| 2 |
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| 3 | Object.defineProperty(exports, '__esModule', { value: true });
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| 4 |
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| 5 | var helperPluginUtils = require('@babel/helper-plugin-utils');
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| 6 | var pluginTransformOptionalChaining = require('@babel/plugin-transform-optional-chaining');
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| 7 | var helperSkipTransparentExpressionWrappers = require('@babel/helper-skip-transparent-expression-wrappers');
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| 8 | var core = require('@babel/core');
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| 9 |
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| 10 | function matchAffectedArguments(argumentNodes) {
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| 11 | const spreadIndex = argumentNodes.findIndex(node => core.types.isSpreadElement(node));
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| 12 | return spreadIndex >= 0 && spreadIndex !== argumentNodes.length - 1;
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| 13 | }
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| 14 | function shouldTransform(path) {
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| 15 | let optionalPath = path;
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| 16 | const chains = [];
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| 17 | for (;;) {
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| 18 | if (optionalPath.isOptionalMemberExpression()) {
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| 19 | chains.push(optionalPath.node);
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| 20 | optionalPath = helperSkipTransparentExpressionWrappers.skipTransparentExprWrappers(optionalPath.get("object"));
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| 21 | } else if (optionalPath.isOptionalCallExpression()) {
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| 22 | chains.push(optionalPath.node);
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| 23 | optionalPath = helperSkipTransparentExpressionWrappers.skipTransparentExprWrappers(optionalPath.get("callee"));
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| 24 | } else {
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| 25 | break;
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| 26 | }
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| 27 | }
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| 28 | for (let i = 0; i < chains.length; i++) {
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| 29 | const node = chains[i];
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| 30 | if (core.types.isOptionalCallExpression(node) && matchAffectedArguments(node.arguments)) {
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| 31 | if (node.optional) {
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| 32 | return true;
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| 33 | }
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| 34 | const callee = chains[i + 1];
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| 35 | if (core.types.isOptionalMemberExpression(callee, {
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| 36 | optional: true
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| 37 | })) {
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| 38 | return true;
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| 39 | }
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| 40 | }
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| 41 | }
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| 42 | return false;
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| 43 | }
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| 44 |
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| 45 | var index = helperPluginUtils.declare(api => {
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| 46 | var _api$assumption, _api$assumption2;
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| 47 | api.assertVersion(7);
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| 48 | const noDocumentAll = (_api$assumption = api.assumption("noDocumentAll")) != null ? _api$assumption : false;
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| 49 | const pureGetters = (_api$assumption2 = api.assumption("pureGetters")) != null ? _api$assumption2 : false;
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| 50 | return {
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| 51 | name: "bugfix-v8-spread-parameters-in-optional-chaining",
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| 52 | visitor: {
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| 53 | "OptionalCallExpression|OptionalMemberExpression"(path) {
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| 54 | if (shouldTransform(path)) {
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| 55 | pluginTransformOptionalChaining.transform(path, {
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| 56 | noDocumentAll,
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| 57 | pureGetters
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| 58 | });
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| 59 | }
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| 60 | }
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| 61 | }
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| 62 | };
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| 63 | });
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| 64 |
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| 65 | exports.default = index;
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| 66 | //# sourceMappingURL=index.js.map
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