Last change
on this file since 8d391a1 was 6a3a178, checked in by Ema <ema_spirova@…>, 3 years ago |
initial commit
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Property mode
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100644
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File size:
1.0 KB
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[6a3a178] | 1 | "use strict";
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| 2 |
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| 3 | Object.defineProperty(exports, "__esModule", {
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| 4 | value: true
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| 5 | });
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| 6 | exports.default = optimiseCallExpression;
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| 7 |
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| 8 | var _t = require("@babel/types");
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| 9 |
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| 10 | const {
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| 11 | callExpression,
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| 12 | identifier,
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| 13 | isIdentifier,
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| 14 | isSpreadElement,
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| 15 | memberExpression,
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| 16 | optionalCallExpression,
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| 17 | optionalMemberExpression
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| 18 | } = _t;
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| 19 |
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| 20 | function optimiseCallExpression(callee, thisNode, args, optional) {
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| 21 | if (args.length === 1 && isSpreadElement(args[0]) && isIdentifier(args[0].argument, {
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| 22 | name: "arguments"
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| 23 | })) {
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| 24 | if (optional) {
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| 25 | return optionalCallExpression(optionalMemberExpression(callee, identifier("apply"), false, true), [thisNode, args[0].argument], false);
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| 26 | }
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| 27 |
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| 28 | return callExpression(memberExpression(callee, identifier("apply")), [thisNode, args[0].argument]);
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| 29 | } else {
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| 30 | if (optional) {
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| 31 | return optionalCallExpression(optionalMemberExpression(callee, identifier("call"), false, true), [thisNode, ...args], false);
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| 32 | }
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| 33 |
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| 34 | return callExpression(memberExpression(callee, identifier("call")), [thisNode, ...args]);
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| 35 | }
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| 36 | } |
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