assert,repl: enable ecmaVersion 2021 in acorn parser

targos · BethGriggs · commit a9d3a0df29f1 · 2020-12-15T20:15:05.000Z
This adds support for the new logical assignment operators. PR-URL: #35827 Reviewed-By: James M Snell <jasnell@gmail.com> Reviewed-By: Jiawen Geng <technicalcute@gmail.com> Reviewed-By: Richard Lau <rlau@redhat.com> Reviewed-By: Anto Aravinth <anto.aravinth.cse@gmail.com> Reviewed-By: Rich Trott <rtrott@gmail.com> Reviewed-By: Colin Ihrig <cjihrig@gmail.com> Reviewed-By: Gus Caplan <me@gus.host> Reviewed-By: Ruben Bridgewater <ruben@bridgewater.de>
diff --git a/lib/assert.js b/lib/assert.js
@@ -239,7 +239,7 @@ function parseCode(code, offset) {
   // Parse the read code until the correct expression is found.
   do {
     try {
-      node = parseExpressionAt(code, start, { ecmaVersion: 11 });
+      node = parseExpressionAt(code, start, { ecmaVersion: 'latest' });
       start = node.end + 1 || start;
       // Find the CallExpression in the tree.
       node = findNodeAround(node, offset, 'CallExpression');
diff --git a/lib/internal/repl/await.js b/lib/internal/repl/await.js
@@ -90,7 +90,7 @@ function processTopLevelAwait(src) {
   const wrappedArray = wrapped.split('');
   let root;
   try {
-    root = parser.parse(wrapped, { ecmaVersion: 11 });
+    root = parser.parse(wrapped, { ecmaVersion: 'latest' });
   } catch {
     return null;
   }
diff --git a/lib/internal/repl/utils.js b/lib/internal/repl/utils.js
@@ -114,7 +114,7 @@ function isRecoverableError(e, code) {
   // Try to parse the code with acorn.  If the parse fails, ignore the acorn
   // error and return the recoverable status.
   try {
-    RecoverableParser.parse(code, { ecmaVersion: 11 });
+    RecoverableParser.parse(code, { ecmaVersion: 'latest' });
 
     // Odd case: the underlying JS engine (V8, Chakra) rejected this input
     // but Acorn detected no issue.  Presume that additional text won't

Original file line number	Diff line number	Diff line change
`@@ -90,7 +90,7 @@ function processTopLevelAwait(src) {`
`90`	`90`	`const wrappedArray = wrapped.split('');`
`91`	`91`	`let root;`
`92`	`92`	`try {`
`93`		`- root = parser.parse(wrapped, { ecmaVersion: 11 });`
	`93`	`+ root = parser.parse(wrapped, { ecmaVersion: 'latest' });`
`94`	`94`	`} catch {`
`95`	`95`	`return null;`
`96`	`96`	`}`