Update: Support top-level await and regexp match indices (#505)

* Update: Support top-level await and regexp match indices * Fix failing test * Fix test * Clean up regex test * Update readme * Update tests/fixtures/ecma-version/13/regexp-match-indices/regexp-match-indices.result.js Co-authored-by: Milos Djermanovic <milos.djermanovic@gmail.com> * Update tests/fixtures/ecma-version/13/regexp-match-indices/regexp-match-indices.result.js Co-authored-by: Milos Djermanovic <milos.djermanovic@gmail.com> * Ensure top-level await test only runs in modules * Cleanup file structure * Update Acorn Co-authored-by: Milos Djermanovic <milos.djermanovic@gmail.com>
eslint · Jun 24, 2021 · e207bd7 · e207bd7
1 parent 9eff2c7
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diff --git a/README.md b/README.md
@@ -236,6 +236,8 @@ Because ECMAScript 2022 is still under development, we are implementing features
 * [Class instance fields](https://github.com/tc39/proposal-class-fields)
 * [Class private instance methods and accessors](https://github.com/tc39/proposal-private-methods)
 * [Class static fields, static private methods and accessors](https://github.com/tc39/proposal-static-class-features)
+* [RegExp match indices](https://github.com/tc39/proposal-regexp-match-indices)
+* [Top-level await](https://github.com/tc39/proposal-top-level-await)
 
 See [finished-proposals.md](https://github.com/tc39/proposals/blob/master/finished-proposals.md) to know what features are finalized.
 

diff --git a/package.json b/package.json
@@ -31,7 +31,7 @@
   },
   "license": "BSD-2-Clause",
   "dependencies": {
-    "acorn": "^8.2.2",
+    "acorn": "^8.4.1",
     "acorn-jsx": "^5.3.1",
     "eslint-visitor-keys": "^2.1.0"
   },

diff --git a/tests/fixtures/ecma-version/13/modules/top-level-await/top-await.result.js b/tests/fixtures/ecma-version/13/modules/top-level-await/top-await.result.js
@@ -0,0 +1,183 @@
+export default {
+    "type": "Program",
+    "loc": {
+        "start": {
+            "line": 1,
+            "column": 0
+        },
+        "end": {
+            "line": 1,
+            "column": 12
+        }
+    },
+    "range": [
+        0,
+        12
+    ],
+    "body": [
+        {
+            "type": "ExpressionStatement",
+            "loc": {
+                "start": {
+                    "line": 1,
+                    "column": 0
+                },
+                "end": {
+                    "line": 1,
+                    "column": 12
+                }
+            },
+            "range": [
+                0,
+                12
+            ],
+            "expression": {
+                "type": "AwaitExpression",
+                "loc": {
+                    "start": {
+                        "line": 1,
+                        "column": 0
+                    },
+                    "end": {
+                        "line": 1,
+                        "column": 11
+                    }
+                },
+                "range": [
+                    0,
+                    11
+                ],
+                "argument": {
+                    "type": "CallExpression",
+                    "loc": {
+                        "start": {
+                            "line": 1,
+                            "column": 6
+                        },
+                        "end": {
+                            "line": 1,
+                            "column": 11
+                        }
+                    },
+                    "range": [
+                        6,
+                        11
+                    ],
+                    "callee": {
+                        "type": "Identifier",
+                        "loc": {
+                            "start": {
+                                "line": 1,
+                                "column": 6
+                            },
+                            "end": {
+                                "line": 1,
+                                "column": 9
+                            }
+                        },
+                        "range": [
+                            6,
+                            9
+                        ],
+                        "name": "foo"
+                    },
+                    "arguments": [],
+                    "optional": false
+                }
+            }
+        }
+    ],
+    "sourceType": "script",
+    "tokens": [
+        {
+            "type": "Identifier",
+            "value": "await",
+            "loc": {
+                "start": {
+                    "line": 1,
+                    "column": 0
+                },
+                "end": {
+                    "line": 1,
+                    "column": 5
+                }
+            },
+            "range": [
+                0,
+                5
+            ]
+        },
+        {
+            "type": "Identifier",
+            "value": "foo",
+            "loc": {
+                "start": {
+                    "line": 1,
+                    "column": 6
+                },
+                "end": {
+                    "line": 1,
+                    "column": 9
+                }
+            },
+            "range": [
+                6,
+                9
+            ]
+        },
+        {
+            "type": "Punctuator",
+            "value": "(",
+            "loc": {
+                "start": {
+                    "line": 1,
+                    "column": 9
+                },
+                "end": {
+                    "line": 1,
+                    "column": 10
+                }
+            },
+            "range": [
+                9,
+                10
+            ]
+        },
+        {
+            "type": "Punctuator",
+            "value": ")",
+            "loc": {
+                "start": {
+                    "line": 1,
+                    "column": 10
+                },
+                "end": {
+                    "line": 1,
+                    "column": 11
+                }
+            },
+            "range": [
+                10,
+                11
+            ]
+        },
+        {
+            "type": "Punctuator",
+            "value": ";",
+            "loc": {
+                "start": {
+                    "line": 1,
+                    "column": 11
+                },
+                "end": {
+                    "line": 1,
+                    "column": 12
+                }
+            },
+            "range": [
+                11,
+                12
+            ]
+        }
+    ]
+};
diff --git a/tests/fixtures/ecma-version/13/modules/top-level-await/top-await.src.js b/tests/fixtures/ecma-version/13/modules/top-level-await/top-await.src.js
@@ -0,0 +1 @@
+await foo();