Upgrade: acorn 5.4.0

README.md

@@ -149,6 +149,8 @@ There are two ECMAScript 2017 syntax changes: `async` functions, and trailing co
 Because ECMAScript 2018 is still under development, we are implementing features as they are finalized. Currently, Espree supports:
 
 * Invalid escape sequences in tagged template literals
+* Rest/spread properties
+* Async Iteration
 
 ### How do you determine which experimental features to support?
 

package.json

@@ -18,7 +18,7 @@
   },
   "license": "BSD-2-Clause",
   "dependencies": {
-    "acorn": "^5.3.0",
+    "acorn": "^5.4.0",
     "acorn-jsx": "^3.0.0"
   },
   "devDependencies": {

tests/fixtures/ecma-version/9/async-generator/invalid-await-in-nested-function-1.module-result.js

@@ -0,0 +1,6 @@
+module.exports = {
+    "index": 28,
+    "lineNumber": 1,
+    "column": 29,
+    "message": "Can not use keyword 'await' outside an async function"
+};

tests/fixtures/ecma-version/9/async-generator/invalid-await-in-nested-function-1.result.js

@@ -0,0 +1,6 @@
+module.exports = {
+    "index": 34,
+    "lineNumber": 1,
+    "column": 35,
+    "message": "Unexpected token a"
+};

tests/fixtures/ecma-version/9/async-generator/invalid-await-in-nested-function-1.src.js

@@ -0,0 +1 @@
+async function* f() { () => await a; }

tests/fixtures/ecma-version/9/async-generator/invalid-await-in-nested-function-2.module-result.js

@@ -0,0 +1,6 @@
+module.exports = {
+    "index": 30,
+    "lineNumber": 1,
+    "column": 31,
+    "message": "Can not use keyword 'await' outside an async function"
+};

tests/fixtures/ecma-version/9/async-generator/invalid-await-in-nested-function-2.result.js

@@ -0,0 +1,6 @@
+module.exports = {
+    "index": 36,
+    "lineNumber": 1,
+    "column": 37,
+    "message": "Unexpected token a"
+};

tests/fixtures/ecma-version/9/async-generator/invalid-await-in-nested-function-2.src.js

@@ -0,0 +1 @@
+f = async function*() { () => await a; }

tests/fixtures/ecma-version/9/async-generator/invalid-await-in-nested-function-3.module-result.js

@@ -0,0 +1,6 @@
+module.exports = {
+    "index": 27,
+    "lineNumber": 1,
+    "column": 28,
+    "message": "Can not use keyword 'await' outside an async function"
+};

tests/fixtures/ecma-version/9/async-generator/invalid-await-in-nested-function-3.result.js

@@ -0,0 +1,6 @@
+module.exports = {
+    "index": 33,
+    "lineNumber": 1,
+    "column": 34,
+    "message": "Unexpected token a"
+};

tests/fixtures/ecma-version/9/async-generator/invalid-await-in-nested-function-3.src.js

@@ -0,0 +1 @@
+obj = { async* f() { () => await a; } }

tests/fixtures/ecma-version/9/async-generator/invalid-await-in-nested-function-4.module-result.js

@@ -0,0 +1,6 @@
+module.exports = {
+    "index": 29,
+    "lineNumber": 1,
+    "column": 30,
+    "message": "Can not use keyword 'await' outside an async function"
+};

tests/fixtures/ecma-version/9/async-generator/invalid-await-in-nested-function-4.result.js

@@ -0,0 +1,6 @@
+module.exports = {
+    "index": 35,
+    "lineNumber": 1,
+    "column": 36,
+    "message": "Unexpected token a"
+};

tests/fixtures/ecma-version/9/async-generator/invalid-await-in-nested-function-4.src.js

@@ -0,0 +1 @@
+class A { async* f() { () => await a; } }

tests/fixtures/ecma-version/9/async-generator/invalid-linebreak-after-async-1.result.js

@@ -0,0 +1,6 @@
+module.exports = {
+    "index": 14,
+    "lineNumber": 2,
+    "column": 1,
+    "message": "Unexpected token *"
+};

tests/fixtures/ecma-version/9/async-generator/invalid-linebreak-after-async-1.src.js

@@ -0,0 +1,2 @@
+obj = { async
+* f() {} }

tests/fixtures/ecma-version/9/async-generator/invalid-linebreak-after-async-2.result.js

@@ -0,0 +1,6 @@
+module.exports = {
+    "index": 16,
+    "lineNumber": 2,
+    "column": 1,
+    "message": "Unexpected token *"
+};

tests/fixtures/ecma-version/9/async-generator/invalid-linebreak-after-async-2.src.js

@@ -0,0 +1,2 @@
+class A { async
+* f() {} }

tests/fixtures/ecma-version/9/async-generator/invalid-star-before-async-1.result.js

@@ -0,0 +1,6 @@
+module.exports = {
+    "index": 15,
+    "lineNumber": 1,
+    "column": 16,
+    "message": "Unexpected token f"
+};

tests/fixtures/ecma-version/9/async-generator/invalid-star-before-async-1.src.js

@@ -0,0 +1 @@
+obj = { *async f() {}

tests/fixtures/ecma-version/9/async-generator/invalid-star-before-async-2.result.js

@@ -0,0 +1,6 @@
+module.exports = {
+    "index": 17,
+    "lineNumber": 1,
+    "column": 18,
+    "message": "Unexpected token f"
+};

tests/fixtures/ecma-version/9/async-generator/invalid-star-before-async-2.src.js

@@ -0,0 +1 @@
+class A { *async f() {} }

tests/fixtures/ecma-version/9/async-generator/invalid-stars-around-async-1.result.js

@@ -0,0 +1,6 @@
+module.exports = {
+    "index": 14,
+    "lineNumber": 1,
+    "column": 15,
+    "message": "Unexpected token *"
+};

tests/fixtures/ecma-version/9/async-generator/invalid-stars-around-async-1.src.js

@@ -0,0 +1 @@
+obj = { *async* f() {}

tests/fixtures/ecma-version/9/async-generator/invalid-stars-around-async-2.result.js

@@ -0,0 +1,6 @@
+module.exports = {
+    "index": 16,
+    "lineNumber": 1,
+    "column": 17,
+    "message": "Unexpected token *"
+};

tests/fixtures/ecma-version/9/async-generator/invalid-stars-around-async-2.src.js

@@ -0,0 +1 @@
+class A { *async* f() {} }

tests/fixtures/ecma-version/9/async-generator/invalid-yield-in-nested-function-1.module-result.js

@@ -0,0 +1,6 @@
+module.exports = {
+    "index": 28,
+    "lineNumber": 1,
+    "column": 29,
+    "message": "The keyword 'yield' is reserved"
+};

tests/fixtures/ecma-version/9/async-generator/invalid-yield-in-nested-function-1.result.js

@@ -0,0 +1,6 @@
+module.exports = {
+    "index": 34,
+    "lineNumber": 1,
+    "column": 35,
+    "message": "Unexpected token a"
+};

tests/fixtures/ecma-version/9/async-generator/invalid-yield-in-nested-function-1.src.js

@@ -0,0 +1 @@
+async function* f() { () => yield a; }

tests/fixtures/ecma-version/9/async-generator/invalid-yield-in-nested-function-2.module-result.js

@@ -0,0 +1,6 @@
+module.exports = {
+    "index": 30,
+    "lineNumber": 1,
+    "column": 31,
+    "message": "The keyword 'yield' is reserved"
+};

tests/fixtures/ecma-version/9/async-generator/invalid-yield-in-nested-function-2.result.js

@@ -0,0 +1,6 @@
+module.exports = {
+    "index": 36,
+    "lineNumber": 1,
+    "column": 37,
+    "message": "Unexpected token a"
+};

tests/fixtures/ecma-version/9/async-generator/invalid-yield-in-nested-function-2.src.js

@@ -0,0 +1 @@
+f = async function*() { () => yield a; }

tests/fixtures/ecma-version/9/async-generator/invalid-yield-in-nested-function-3.module-result.js

@@ -0,0 +1,6 @@
+module.exports = {
+    "index": 27,
+    "lineNumber": 1,
+    "column": 28,
+    "message": "The keyword 'yield' is reserved"
+};

tests/fixtures/ecma-version/9/async-generator/invalid-yield-in-nested-function-3.result.js

@@ -0,0 +1,6 @@
+module.exports = {
+    "index": 33,
+    "lineNumber": 1,
+    "column": 34,
+    "message": "Unexpected token a"
+};

tests/fixtures/ecma-version/9/async-generator/invalid-yield-in-nested-function-3.src.js

@@ -0,0 +1 @@
+obj = { async* f() { () => yield a; } }

tests/fixtures/ecma-version/9/async-generator/invalid-yield-in-nested-function-4.module-result.js

@@ -0,0 +1,6 @@
+module.exports = {
+    "index": 29,
+    "lineNumber": 1,
+    "column": 30,
+    "message": "The keyword 'yield' is reserved"
+};

tests/fixtures/ecma-version/9/async-generator/invalid-yield-in-nested-function-4.result.js

@@ -0,0 +1,6 @@
+module.exports = {
+    "index": 35,
+    "lineNumber": 1,
+    "column": 36,
+    "message": "Unexpected token a"
+};

tests/fixtures/ecma-version/9/async-generator/invalid-yield-in-nested-function-4.src.js

@@ -0,0 +1 @@
+class A { async* f() { () => yield a; } }