Last change
on this file since e29cc2e was 6a3a178, checked in by Ema <ema_spirova@…>, 3 years ago |
initial commit
|
-
Property mode
set to
100644
|
File size:
1.0 KB
|
Rev | Line | |
---|
[6a3a178] | 1 | "use strict";
|
---|
| 2 |
|
---|
| 3 | Object.defineProperty(exports, "__esModule", {
|
---|
| 4 | value: true
|
---|
| 5 | });
|
---|
| 6 | exports.default = optimiseCallExpression;
|
---|
| 7 |
|
---|
| 8 | var _t = require("@babel/types");
|
---|
| 9 |
|
---|
| 10 | const {
|
---|
| 11 | callExpression,
|
---|
| 12 | identifier,
|
---|
| 13 | isIdentifier,
|
---|
| 14 | isSpreadElement,
|
---|
| 15 | memberExpression,
|
---|
| 16 | optionalCallExpression,
|
---|
| 17 | optionalMemberExpression
|
---|
| 18 | } = _t;
|
---|
| 19 |
|
---|
| 20 | function optimiseCallExpression(callee, thisNode, args, optional) {
|
---|
| 21 | if (args.length === 1 && isSpreadElement(args[0]) && isIdentifier(args[0].argument, {
|
---|
| 22 | name: "arguments"
|
---|
| 23 | })) {
|
---|
| 24 | if (optional) {
|
---|
| 25 | return optionalCallExpression(optionalMemberExpression(callee, identifier("apply"), false, true), [thisNode, args[0].argument], false);
|
---|
| 26 | }
|
---|
| 27 |
|
---|
| 28 | return callExpression(memberExpression(callee, identifier("apply")), [thisNode, args[0].argument]);
|
---|
| 29 | } else {
|
---|
| 30 | if (optional) {
|
---|
| 31 | return optionalCallExpression(optionalMemberExpression(callee, identifier("call"), false, true), [thisNode, ...args], false);
|
---|
| 32 | }
|
---|
| 33 |
|
---|
| 34 | return callExpression(memberExpression(callee, identifier("call")), [thisNode, ...args]);
|
---|
| 35 | }
|
---|
| 36 | } |
---|
Note:
See
TracBrowser
for help on using the repository browser.