fix(parser): make nested async arrow assignable

meriyah · Jun 18, 2019 · 83c8db0 · 83c8db0
1 parent 21e771d
commit 83c8db0
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Showing 2 changed files with 6 additions and 1 deletion.
diff --git a/src/parser.ts b/src/parser.ts
@@ -929,6 +929,8 @@ export function parseAsyncArrowOrAsyncFunctionDeclaration(
     | ESTree.LogicalExpression
     | ESTree.ConditionalExpression);
 
+  parser.assignable = AssignmentKind.Assignable;
+
   /**
    * ExpressionStatement[Yield, Await]:
    *   [lookahead ∉ { {, function, async [no LineTerminator here] function, class, let [ }]Expression[+In, ?Yield, ?Await]

diff --git a/test/parser/expressions/async-arrow.ts b/test/parser/expressions/async-arrow.ts
@@ -712,7 +712,10 @@ describe('Expressions - Async arrow', () => {
     '(async(a, b, ...c) => await 1)',
     '() => (async(foo, { a = NaN }) => foo + a)("1", { a: "0" })',
     '() => (async(foo, { a = "0" }) => foo + a)("2", { a: undefined })',
-    //'async(a = (await) => {}) => {};',
+    `async x => {}
+     async (x) =>  {}`,
+    `async (x) =>  {}
+     async x => {}`,
     'var f = cond ? x=>{x.foo } : x=>x + x + x + x + x + x + (x =>x)'
   ]) {
     it(`${arg};`, () => {