feat: add support for Import Attributes and RegExp Modifiers

packages/eslint-visitor-keys/lib/visitor-keys.js

@@ -87,15 +87,17 @@ const KEYS = {
     ],
     ExportAllDeclaration: [
         "exported",
-        "source"
+        "source",
+        "attributes"
     ],
     ExportDefaultDeclaration: [
         "declaration"
     ],
     ExportNamedDeclaration: [
         "declaration",
         "specifiers",
-        "source"
+        "source",
+        "attributes"
     ],
     ExportSpecifier: [
         "exported",
@@ -136,15 +138,21 @@ const KEYS = {
         "consequent",
         "alternate"
     ],
+    ImportAttribute: [
+        "key",
+        "value"
+    ],
     ImportDeclaration: [
         "specifiers",
-        "source"
+        "source",
+        "attributes"
     ],
     ImportDefaultSpecifier: [
         "local"
     ],
     ImportExpression: [
-        "source"
+        "source",
+        "options"
     ],
     ImportNamespaceSpecifier: [
         "local"

packages/espree/package.json

@@ -32,7 +32,7 @@
   "funding": "https://opencollective.com/eslint",
   "license": "BSD-2-Clause",
   "dependencies": {
-    "acorn": "^8.12.0",
+    "acorn": "^8.14.0",
     "acorn-jsx": "^5.3.2",
     "eslint-visitor-keys": "^4.1.0"
   },

packages/espree/tests/fixtures/ecma-version/16/import-attributes/invalid-import-attributes-with-dupe-key.module-result.js

@@ -0,0 +1,6 @@
+export default {
+    "index": 41,
+    "lineNumber": 1,
+    "column": 42,
+    "message": "Duplicate attribute key 'type'"
+};

packages/espree/tests/fixtures/ecma-version/16/import-attributes/invalid-import-attributes-with-dupe-key.result.js

@@ -0,0 +1,6 @@
+export default {
+    "index": 0,
+    "lineNumber": 1,
+    "column": 1,
+    "message": "'import' and 'export' may appear only with 'sourceType: module'"
+};

packages/espree/tests/fixtures/ecma-version/16/import-attributes/invalid-import-attributes-with-dupe-key.src.js

@@ -0,0 +1 @@
+import "./foo.json" with { type: "json", type: "html" };

packages/espree/tests/fixtures/ecma-version/16/import-attributes/invalid-import-attributes-with-dynamic-with-multiple-trailing-comma.result.js

@@ -0,0 +1,6 @@
+export default {
+    "index": 19,
+    "lineNumber": 1,
+    "column": 20,
+    "message": "Unexpected token ,"
+};

packages/espree/tests/fixtures/ecma-version/16/import-attributes/invalid-import-attributes-with-dynamic-with-multiple-trailing-comma.src.js

@@ -0,0 +1 @@
+import("foo.json", , );

packages/espree/tests/fixtures/ecma-version/16/import-attributes/invalid-import-attributes-with-multiple-trailing-comma.module-result.js

@@ -0,0 +1,6 @@
+export default {
+    "index": 41,
+    "lineNumber": 1,
+    "column": 42,
+    "message": "Unexpected token ,"
+};

packages/espree/tests/fixtures/ecma-version/16/import-attributes/invalid-import-attributes-with-multiple-trailing-comma.result.js

@@ -0,0 +1,6 @@
+export default {
+    "index": 0,
+    "lineNumber": 1,
+    "column": 1,
+    "message": "'import' and 'export' may appear only with 'sourceType: module'"
+};

packages/espree/tests/fixtures/ecma-version/16/import-attributes/invalid-import-attributes-with-multiple-trailing-comma.src.js

@@ -0,0 +1 @@
+import "./foo.json" with { type: "json", , };

packages/espree/tests/fixtures/ecma-version/16/import-attributes/invalid-import-attributes-with-number-key.module-result.js

@@ -0,0 +1,6 @@
+export default {
+    "index": 27,
+    "lineNumber": 1,
+    "column": 28,
+    "message": "Unexpected token 42"
+};

packages/espree/tests/fixtures/ecma-version/16/import-attributes/invalid-import-attributes-with-number-key.result.js

@@ -0,0 +1,6 @@
+export default {
+    "index": 0,
+    "lineNumber": 1,
+    "column": 1,
+    "message": "'import' and 'export' may appear only with 'sourceType: module'"
+};

packages/espree/tests/fixtures/ecma-version/16/import-attributes/invalid-import-attributes-with-number-key.src.js

@@ -0,0 +1 @@
+import "./foo.json" with { 42: "s" };

packages/espree/tests/fixtures/ecma-version/16/import-attributes/invalid-import-attributes-with-number-value.module-result.js

@@ -0,0 +1,6 @@
+export default {
+    "index": 33,
+    "lineNumber": 1,
+    "column": 34,
+    "message": "Unexpected token 42"
+};

packages/espree/tests/fixtures/ecma-version/16/import-attributes/invalid-import-attributes-with-number-value.result.js

@@ -0,0 +1,6 @@
+export default {
+    "index": 0,
+    "lineNumber": 1,
+    "column": 1,
+    "message": "'import' and 'export' may appear only with 'sourceType: module'"
+};

packages/espree/tests/fixtures/ecma-version/16/import-attributes/invalid-import-attributes-with-number-value.src.js

@@ -0,0 +1 @@
+import "./foo.json" with { type: 42 };