1berry/nodejs
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

repl: add new language features to top level await statements

Browse Source 
This adds stage-3 language features to acorn so that it's possible
to parse these features when using top level await in the REPL.

PR-URL: https://github.com/nodejs/node/pull/27400
Refs: https://github.com/nodejs/node/issues/27391
Refs: https://github.com/nodejs/node/issues/25835
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: Michaël Zasso <targos@protonmail.com>
This commit is contained in:
Ruben Bridgewater 2019-04-24 23:55:43 +02:00
parent 04b7c007d6
commit f37e40af2b
No known key found for this signature in database
GPG Key ID: F07496B3EB3C1762
1 changed files with 18 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

19
lib/internal/repl/await.js
View File

@ -4,6 +4,23 @@ const { Object } = primordials;
const acorn = require('internal/deps/acorn/acorn/dist/acorn');
const walk = require('internal/deps/acorn/acorn-walk/dist/walk');
const privateMethods =
require('internal/deps/acorn-plugins/acorn-private-methods/index');
const bigInt = require('internal/deps/acorn-plugins/acorn-bigint/index');
const classFields =
require('internal/deps/acorn-plugins/acorn-class-fields/index');
const numericSeparator =
require('internal/deps/acorn-plugins/acorn-numeric-separator/index');
const staticClassFeatures =
require('internal/deps/acorn-plugins/acorn-static-class-features/index');
const parser = acorn.Parser.extend(
privateMethods,
bigInt,
classFields,
numericSeparator,
staticClassFeatures
);
const noop = () => {};
const visitorsWithoutAncestors = {
@ -76,7 +93,7 @@ function processTopLevelAwait(src) {
const wrappedArray = wrapped.split('');
let root;
try {
root = acorn.parse(wrapped, { ecmaVersion: 10 });
root = parser.parse(wrapped, { ecmaVersion: 10 });
} catch {
return null;
}