diff --git a/packages/pluginutils/package.json b/packages/pluginutils/package.json
index f0faa7ec6..3e2a4c01c 100644
--- a/packages/pluginutils/package.json
+++ b/packages/pluginutils/package.json
@@ -58,6 +58,7 @@
     "@rollup/plugin-typescript": "^5.0.2",
     "@types/node": "^14.0.26",
     "@types/picomatch": "^2.2.1",
+    "acorn": "^8.0.4",
     "rollup": "^2.23.0"
   },
   "types": "types/index.d.ts",
diff --git a/packages/pluginutils/test/attachScopes.ts b/packages/pluginutils/test/attachScopes.ts
index 73cae46ea..a67cbcf06 100755
--- a/packages/pluginutils/test/attachScopes.ts
+++ b/packages/pluginutils/test/attachScopes.ts
@@ -1,36 +1,10 @@
 import test from 'ava';
+import { parse } from 'acorn';
 
 import { attachScopes } from '../';
 
 test('attaches a scope to the top level', (t) => {
-  const ast = {
-    type: 'Program',
-    start: 0,
-    end: 8,
-    body: [
-      {
-        type: 'VariableDeclaration',
-        start: 0,
-        end: 8,
-        declarations: [
-          {
-            type: 'VariableDeclarator',
-            start: 4,
-            end: 7,
-            id: {
-              type: 'Identifier',
-              start: 4,
-              end: 7,
-              name: 'foo'
-            },
-            init: null
-          }
-        ],
-        kind: 'var'
-      }
-    ],
-    sourceType: 'module'
-  };
+  const ast = parse('var foo;', { ecmaVersion: 2020, sourceType: 'module' });
 
   const scope = attachScopes(ast, 'scope');
   t.truthy(scope.contains('foo'));
@@ -38,47 +12,7 @@ test('attaches a scope to the top level', (t) => {
 });
 
 test('adds multiple declarators from a single var declaration', (t) => {
-  const ast = {
-    type: 'Program',
-    start: 0,
-    end: 13,
-    body: [
-      {
-        type: 'VariableDeclaration',
-        start: 0,
-        end: 13,
-        declarations: [
-          {
-            type: 'VariableDeclarator',
-            start: 4,
-            end: 7,
-            id: {
-              type: 'Identifier',
-              start: 4,
-              end: 7,
-              name: 'foo'
-            },
-            init: null
-          },
-
-          {
-            type: 'VariableDeclarator',
-            start: 9,
-            end: 12,
-            id: {
-              type: 'Identifier',
-              start: 9,
-              end: 12,
-              name: 'bar'
-            },
-            init: null
-          }
-        ],
-        kind: 'var'
-      }
-    ],
-    sourceType: 'module'
-  };
+  const ast = parse('var foo, bar;', { ecmaVersion: 2020, sourceType: 'module' });
 
   const scope = attachScopes(ast, 'scope');
   t.truthy(scope.contains('foo'));
@@ -86,129 +20,10 @@ test('adds multiple declarators from a single var declaration', (t) => {
 });
 
 test('adds named declarators from a deconstructed declaration', (t) => {
-  const ast = {
-    type: 'Program',
-    start: 0,
-    end: 13,
-    body: [
-      {
-        type: 'VariableDeclaration',
-        start: 0,
-        end: 42,
-        declarations: [
-          {
-            type: 'VariableDeclarator',
-            start: 4,
-            end: 41,
-            id: {
-              type: 'ObjectPattern',
-              start: 4,
-              end: 15,
-              properties: [
-                {
-                  type: 'Property',
-                  start: 6,
-                  end: 10,
-                  method: false,
-                  shorthand: false,
-                  computed: false,
-                  key: {
-                    type: 'Literal',
-                    start: 6,
-                    end: 7,
-                    value: 1,
-                    raw: '1'
-                  },
-                  value: {
-                    type: 'Identifier',
-                    start: 9,
-                    end: 10,
-                    name: 'a'
-                  },
-                  kind: 'init'
-                },
-                {
-                  type: 'Property',
-                  start: 12,
-                  end: 13,
-                  method: false,
-                  shorthand: true,
-                  computed: false,
-                  key: {
-                    type: 'Identifier',
-                    start: 12,
-                    end: 13,
-                    name: 'b'
-                  },
-                  kind: 'init',
-                  value: {
-                    type: 'Identifier',
-                    start: 12,
-                    end: 13,
-                    name: 'b'
-                  }
-                }
-              ]
-            },
-            init: {
-              type: 'ObjectExpression',
-              start: 18,
-              end: 41,
-              properties: [
-                {
-                  type: 'Property',
-                  start: 22,
-                  end: 28,
-                  method: false,
-                  shorthand: false,
-                  computed: false,
-                  key: {
-                    type: 'Literal',
-                    start: 22,
-                    end: 23,
-                    value: 1,
-                    raw: '1'
-                  },
-                  value: {
-                    type: 'Literal',
-                    start: 25,
-                    end: 28,
-                    value: 'a',
-                    raw: "'a'"
-                  },
-                  kind: 'init'
-                },
-                {
-                  type: 'Property',
-                  start: 32,
-                  end: 38,
-                  method: false,
-                  shorthand: false,
-                  computed: false,
-                  key: {
-                    type: 'Identifier',
-                    start: 32,
-                    end: 33,
-                    name: 'b'
-                  },
-                  value: {
-                    type: 'Literal',
-                    start: 35,
-                    end: 38,
-                    value: 'b',
-                    raw: "'b'"
-                  },
-                  kind: 'init'
-                }
-              ]
-            }
-          }
-        ],
-        kind: 'var'
-      }
-    ],
+  const ast = parse("var {1: a, b} = {1: 'a', b: 'b'};", {
+    ecmaVersion: 2020,
     sourceType: 'module'
-  };
+  });
 
   const scope = attachScopes(ast, 'scope');
   t.truthy(scope.contains('a'));
@@ -216,204 +31,10 @@ test('adds named declarators from a deconstructed declaration', (t) => {
 });
 
 test('adds rest elements from a deconstructed object declaration', (t) => {
-  const ast = {
-    type: 'Program',
-    start: 0,
-    end: 66,
-    body: [
-      {
-        type: 'VariableDeclaration',
-        start: 0,
-        end: 66,
-        declarations: [
-          {
-            type: 'VariableDeclarator',
-            start: 6,
-            end: 66,
-            id: {
-              type: 'ObjectPattern',
-              start: 6,
-              end: 26,
-              properties: [
-                {
-                  type: 'Property',
-                  start: 8,
-                  end: 9,
-                  method: false,
-                  shorthand: true,
-                  computed: false,
-                  key: {
-                    type: 'Identifier',
-                    start: 8,
-                    end: 9,
-                    name: 'x'
-                  },
-                  kind: 'init',
-                  value: {
-                    type: 'Identifier',
-                    start: 8,
-                    end: 9,
-                    name: 'x'
-                  }
-                },
-                {
-                  type: 'Property',
-                  start: 11,
-                  end: 15,
-                  method: false,
-                  shorthand: false,
-                  computed: false,
-                  key: {
-                    type: 'Identifier',
-                    start: 11,
-                    end: 12,
-                    name: 'y'
-                  },
-                  value: {
-                    type: 'Identifier',
-                    start: 14,
-                    end: 15,
-                    name: 'z'
-                  },
-                  kind: 'init'
-                },
-                {
-                  type: 'RestElement',
-                  start: 17,
-                  end: 24,
-                  argument: {
-                    type: 'Identifier',
-                    start: 20,
-                    end: 24,
-                    name: 'rest'
-                  }
-                }
-              ]
-            },
-            init: {
-              type: 'ObjectExpression',
-              start: 29,
-              end: 66,
-              properties: [
-                {
-                  type: 'Property',
-                  start: 31,
-                  end: 36,
-                  method: false,
-                  shorthand: false,
-                  computed: false,
-                  key: {
-                    type: 'Identifier',
-                    start: 31,
-                    end: 32,
-                    name: 'x'
-                  },
-                  value: {
-                    type: 'Literal',
-                    start: 34,
-                    end: 36,
-                    value: 10,
-                    raw: '10'
-                  },
-                  kind: 'init'
-                },
-                {
-                  type: 'Property',
-                  start: 38,
-                  end: 43,
-                  method: false,
-                  shorthand: false,
-                  computed: false,
-                  key: {
-                    type: 'Identifier',
-                    start: 38,
-                    end: 39,
-                    name: 'y'
-                  },
-                  value: {
-                    type: 'Literal',
-                    start: 41,
-                    end: 43,
-                    value: 20,
-                    raw: '20'
-                  },
-                  kind: 'init'
-                },
-                {
-                  type: 'Property',
-                  start: 45,
-                  end: 50,
-                  method: false,
-                  shorthand: false,
-                  computed: false,
-                  key: {
-                    type: 'Identifier',
-                    start: 45,
-                    end: 46,
-                    name: 'z'
-                  },
-                  value: {
-                    type: 'Literal',
-                    start: 48,
-                    end: 50,
-                    value: 30,
-                    raw: '30'
-                  },
-                  kind: 'init'
-                },
-                {
-                  type: 'Property',
-                  start: 52,
-                  end: 57,
-                  method: false,
-                  shorthand: false,
-                  computed: false,
-                  key: {
-                    type: 'Identifier',
-                    start: 52,
-                    end: 53,
-                    name: 'w'
-                  },
-                  value: {
-                    type: 'Literal',
-                    start: 55,
-                    end: 57,
-                    value: 40,
-                    raw: '40'
-                  },
-                  kind: 'init'
-                },
-                {
-                  type: 'Property',
-                  start: 59,
-                  end: 64,
-                  method: false,
-                  shorthand: false,
-                  computed: false,
-                  key: {
-                    type: 'Identifier',
-                    start: 59,
-                    end: 60,
-                    name: 'k'
-                  },
-                  value: {
-                    type: 'Literal',
-                    start: 62,
-                    end: 64,
-                    value: 50,
-                    raw: '50'
-                  },
-                  kind: 'init'
-                }
-              ]
-            }
-          }
-        ],
-        kind: 'const'
-      }
-    ],
+  const ast = parse('const {x, y: z, ...rest} = {x: 10, y: 20, z: 30, w: 40, k: 50};', {
+    ecmaVersion: 2020,
     sourceType: 'module'
-  };
+  });
 
   const scope = attachScopes(ast, 'scope');
   t.truthy(scope.contains('x'));
@@ -423,128 +44,10 @@ test('adds rest elements from a deconstructed object declaration', (t) => {
 });
 
 test('adds nested declarators from a deconstructed declaration', (t) => {
-  const ast = {
-    type: 'Program',
-    start: 0,
-    end: 40,
-    body: [
-      {
-        type: 'VariableDeclaration',
-        start: 0,
-        end: 40,
-        declarations: [
-          {
-            type: 'VariableDeclarator',
-            start: 4,
-            end: 39,
-            id: {
-              type: 'ObjectPattern',
-              start: 4,
-              end: 19,
-              properties: [
-                {
-                  type: 'Property',
-                  start: 6,
-                  end: 17,
-                  method: false,
-                  shorthand: false,
-                  computed: false,
-                  key: {
-                    type: 'Identifier',
-                    start: 6,
-                    end: 7,
-                    name: 'a'
-                  },
-                  value: {
-                    type: 'ObjectPattern',
-                    start: 9,
-                    end: 17,
-                    properties: [
-                      {
-                        type: 'Property',
-                        start: 11,
-                        end: 15,
-                        method: false,
-                        shorthand: false,
-                        computed: false,
-                        key: {
-                          type: 'Identifier',
-                          start: 11,
-                          end: 12,
-                          name: 'b'
-                        },
-                        value: {
-                          type: 'Identifier',
-                          start: 14,
-                          end: 15,
-                          name: 'c'
-                        },
-                        kind: 'init'
-                      }
-                    ]
-                  },
-                  kind: 'init'
-                }
-              ]
-            },
-            init: {
-              type: 'ObjectExpression',
-              start: 22,
-              end: 39,
-              properties: [
-                {
-                  type: 'Property',
-                  start: 24,
-                  end: 37,
-                  method: false,
-                  shorthand: false,
-                  computed: false,
-                  key: {
-                    type: 'Identifier',
-                    start: 24,
-                    end: 25,
-                    name: 'a'
-                  },
-                  value: {
-                    type: 'ObjectExpression',
-                    start: 27,
-                    end: 37,
-                    properties: [
-                      {
-                        type: 'Property',
-                        start: 29,
-                        end: 35,
-                        method: false,
-                        shorthand: false,
-                        computed: false,
-                        key: {
-                          type: 'Identifier',
-                          start: 29,
-                          end: 30,
-                          name: 'b'
-                        },
-                        value: {
-                          type: 'Literal',
-                          start: 32,
-                          end: 35,
-                          value: 'b',
-                          raw: "'b'"
-                        },
-                        kind: 'init'
-                      }
-                    ]
-                  },
-                  kind: 'init'
-                }
-              ]
-            }
-          }
-        ],
-        kind: 'let'
-      }
-    ],
+  const ast = parse("let {a: {b: c}} = {a: {b: 'b'}};", {
+    ecmaVersion: 2020,
     sourceType: 'module'
-  };
+  });
 
   const scope = attachScopes(ast, 'scope');
   t.falsy(scope.contains('a'));
@@ -553,35 +56,7 @@ test('adds nested declarators from a deconstructed declaration', (t) => {
 });
 
 test('supports FunctionDeclarations without id', (t) => {
-  const ast = {
-    type: 'Program',
-    start: 0,
-    end: 33,
-    body: [
-      {
-        type: 'ExportDefaultDeclaration',
-        start: 0,
-        end: 32,
-        declaration: {
-          type: 'FunctionDeclaration',
-          start: 15,
-          end: 32,
-          id: null,
-          generator: false,
-          expression: false,
-          async: false,
-          params: [],
-          body: {
-            type: 'BlockStatement',
-            start: 26,
-            end: 32,
-            body: []
-          }
-        }
-      }
-    ],
-    sourceType: 'module'
-  };
+  const ast = parse('export default function () {}', { ecmaVersion: 2020, sourceType: 'module' });
 
   t.notThrows(() => {
     attachScopes(ast, 'scope');
@@ -589,38 +64,8 @@ test('supports FunctionDeclarations without id', (t) => {
 });
 
 test('supports catch without a parameter', (t) => {
-  const ast = {
-    type: 'Program',
-    start: 0,
-    end: 23,
-    body: [
-      {
-        type: 'TryStatement',
-        start: 0,
-        end: 23,
-        block: {
-          type: 'BlockStatement',
-          start: 4,
-          end: 10,
-          body: []
-        },
-        handler: {
-          type: 'CatchClause',
-          start: 11,
-          end: 23,
-          param: null,
-          body: {
-            type: 'BlockStatement',
-            start: 17,
-            end: 23,
-            body: []
-          }
-        },
-        finalizer: null
-      }
-    ],
-    sourceType: 'script'
-  };
+  const ast = parse('try {} catch {}', { ecmaVersion: 2020, sourceType: 'script' });
+
   t.notThrows(() => {
     attachScopes(ast, 'scope');
   });
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 2a07aa0c0..0a6af048d 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -331,6 +331,7 @@ importers:
       '@rollup/plugin-typescript': 5.0.2_rollup@2.23.0
       '@types/node': 14.0.26
       '@types/picomatch': 2.2.1
+      acorn: 8.0.4
       rollup: 2.23.0
     specifiers:
       '@rollup/plugin-commonjs': ^14.0.0
@@ -339,6 +340,7 @@ importers:
       '@types/estree': 0.0.45
       '@types/node': ^14.0.26
       '@types/picomatch': ^2.2.1
+      acorn: ^8.0.4
       estree-walker: ^2.0.1
       picomatch: ^2.2.2
       rollup: ^2.23.0