Add info

test/language/expressions/async-arrow-function/async-lineterminator-identifier-throws.js

@@ -3,7 +3,14 @@
 
 /*---
 esid: prod-AsyncArrowFunction
-description: async arrows cannot have a line terminator between "async" and the AsyncArrowBindingIdentifier
+description: >
+  async arrows cannot have a line terminator between "async" and the AsyncArrowBindingIdentifier
+info: |
+  14.7 Async Arrow Function Definitions
+
+  AsyncArrowFunction:
+    async [no LineTerminator here] AsyncArrowBindingIdentifier [no LineTerminator here] => AsyncConciseBody
+    [...]
 ---*/
 
 assert.throws(ReferenceError, function() {

test/language/expressions/async-arrow-function/early-errors-arrow-formals-lineterminator.js

@@ -4,6 +4,24 @@
 /*---
 esid: prod-AsyncArrowHead
 description: async arrows cannot have a line terminator between "async" and the formals
+info: |
+  14.7 Async Arrow Function Definitions
+
+  AsyncArrowFunction:
+    [...]
+    CoverCallExpressionAndAsyncArrowHead [no LineTerminator here] => AsyncConciseBody
+
+  Supplemental Syntax
+
+  When processing an instance of the production
+
+  AsyncArrowFunction:
+    CoverCallExpressionAndAsyncArrowHead [no LineTerminator here] => AsyncConciseBody
+
+  the interpretation of CoverCallExpressionAndAsyncArrowHead is refined using the following grammar:
+
+  AsyncArrowHead:
+    async [no LineTerminator here] ArrowFormalParameters
 negative:
   phase: early
   type: SyntaxError

test/language/expressions/object/method-definition/early-errors-object-method-async-lineterminator.js

@@ -4,6 +4,11 @@
 /*---
 esid: prod-AsyncMethod
 description: async methods cannot have a line terminator between "async" and the property name
+info: |
+  14.6 Async Function Definitions
+
+  AsyncMethod:
+    async [no LineTerminator here] PropertyName ( UniqueFormalParameters ) { AsyncFunctionBody }
 negative:
   phase: early
   type: SyntaxError