Acorn 7.3.0 upgrade

LICENSE.md

@@ -28,12 +28,12 @@ The published Rollup artifact additionally contains code with the following lice
 MIT, ISC
 
 # Bundled dependencies:
-## acorn-class-fields
+## acorn
 License: MIT
-By: Adrian Heine
-Repository: https://github.com/acornjs/acorn-class-fields
+By: Marijn Haverbeke, Ingvar Stepanyan, Adrian Heine
+Repository: https://github.com/acornjs/acorn.git
 
-> Copyright (C) 2017-2018 by Adrian Heine
+> Copyright (C) 2012-2018 by various contributors (see AUTHORS)
 > 
 > Permission is hereby granted, free of charge, to any person obtaining a copy
 > of this software and associated documentation files (the "Software"), to deal
@@ -55,10 +55,10 @@ Repository: https://github.com/acornjs/acorn-class-fields
 
 ---------------------------------------
 
-## acorn-import-meta
+## acorn-class-fields
 License: MIT
 By: Adrian Heine
-Repository: https://github.com/adrianheine/acorn-import-meta
+Repository: https://github.com/acornjs/acorn-class-fields
 
 > Copyright (C) 2017-2018 by Adrian Heine
 > 
@@ -316,33 +316,6 @@ Repository: jonschlinkert/fill-range
 
 ---------------------------------------
 
-## fork-acorn-optional-chaining
-License: MIT
-By: Marijn Haverbeke, Ingvar Stepanyan, Adrian Heine
-Repository: https://github.com/acornjs/acorn.git
-
-> Copyright (C) 2012-2018 by various contributors (see AUTHORS)
-> 
-> Permission is hereby granted, free of charge, to any person obtaining a copy
-> of this software and associated documentation files (the "Software"), to deal
-> in the Software without restriction, including without limitation the rights
-> to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
-> copies of the Software, and to permit persons to whom the Software is
-> furnished to do so, subject to the following conditions:
-> 
-> The above copyright notice and this permission notice shall be included in
-> all copies or substantial portions of the Software.
-> 
-> THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-> IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-> FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-> AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
-> LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
-> OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
-> THE SOFTWARE.
-
----------------------------------------
-
 ## glob-parent
 License: ISC
 By: Gulp Team, Elan Shanker, Blaine Bublitz

package.json

@@ -75,11 +75,10 @@
     "@types/require-relative": "^0.8.0",
     "@types/signal-exit": "^3.0.0",
     "@types/yargs-parser": "^15.0.0",
-    "acorn": "^7.2.0",
-    "acorn-class-fields": "^0.3.4",
-    "acorn-import-meta": "^1.1.0",
+    "acorn": "^7.3.1",
+    "acorn-class-fields": "^0.3.6",
     "acorn-jsx": "^5.2.0",
-    "acorn-static-class-features": "^0.2.2",
+    "acorn-static-class-features": "^0.2.3",
     "acorn-walk": "^7.1.1",
     "buble": "^0.20.0",
     "chokidar": "^3.4.0",
@@ -94,7 +93,6 @@
     "eslint-plugin-import": "^2.21.1",
     "execa": "^4.0.2",
     "fixturify": "^2.1.0",
-    "fork-acorn-optional-chaining": "^7.2.0",
     "hash.js": "^1.1.7",
     "husky": "^4.2.5",
     "is-reference": "^1.2.0",

rollup.config.js

@@ -49,8 +49,7 @@ const moduleAliases = {
 	resolve: ['.js', '.json', '.md'],
 	entries: [
 		{ find: 'help.md', replacement: path.resolve('cli/help.md') },
-		{ find: 'package.json', replacement: path.resolve('package.json') },
-		{find: 'acorn', replacement: 'fork-acorn-optional-chaining'}
+		{ find: 'package.json', replacement: path.resolve('package.json') }
 	]
 };
 

src/Graph.ts

@@ -1,4 +1,4 @@
-import * as acorn from 'fork-acorn-optional-chaining';
+import * as acorn from 'acorn';
 import GlobalScope from './ast/scopes/GlobalScope';
 import { PathTracker } from './ast/utils/PathTracker';
 import Chunk from './Chunk';

src/Module.ts

@@ -1,4 +1,4 @@
-import * as acorn from 'fork-acorn-optional-chaining';
+import * as acorn from 'acorn';
 import { locate } from 'locate-character';
 import MagicString from 'magic-string';
 import extractAssignedNames from 'rollup-pluginutils/src/extractAssignedNames';

src/ModuleLoader.ts

@@ -1,4 +1,4 @@
-import * as acorn from 'fork-acorn-optional-chaining';
+import * as acorn from 'acorn';
 import ExternalModule from './ExternalModule';
 import Graph from './Graph';
 import Module from './Module';

src/ast/nodes/ChainExpression.ts

@@ -0,0 +1,9 @@
+import CallExpression from './CallExpression';
+import MemberExpression from './MemberExpression';
+import * as NodeType from './NodeType';
+import { NodeBase } from './shared/Node';
+
+export default class ChainExpression extends NodeBase {
+	expression!: CallExpression | MemberExpression;
+	type!: NodeType.tChainExpression;
+}

src/ast/nodes/NodeType.ts

@@ -9,6 +9,7 @@ export type tBlockStatement = 'BlockStatement';
 export type tBreakStatement = 'BreakStatement';
 export type tCallExpression = 'CallExpression';
 export type tCatchClause = 'CatchClause';
+export type tChainExpression = 'ChainExpression';
 export type tClassBody = 'ClassBody';
 export type tClassDeclaration = 'ClassDeclaration';
 export type tClassExpression = 'ClassExpression';
@@ -78,6 +79,7 @@ export const BlockStatement: tBlockStatement = 'BlockStatement';
 export const BreakStatement: tBreakStatement = 'BreakStatement';
 export const CallExpression: tCallExpression = 'CallExpression';
 export const CatchClause: tCatchClause = 'CatchClause';
+export const ChainExpression: tChainExpression = 'ChainExpression';
 export const ClassBody: tClassBody = 'ClassBody';
 export const ClassDeclaration: tClassDeclaration = 'ClassDeclaration';
 export const ClassExpression: tClassExpression = 'ClassExpression';

src/ast/nodes/index.ts

@@ -9,6 +9,7 @@ import BlockStatement from './BlockStatement';
 import BreakStatement from './BreakStatement';
 import CallExpression from './CallExpression';
 import CatchClause from './CatchClause';
+import ChainExpression from './ChainExpression';
 import ClassBody from './ClassBody';
 import ClassDeclaration from './ClassDeclaration';
 import ClassExpression from './ClassExpression';
@@ -82,6 +83,7 @@ export const nodeConstructors: {
 	BreakStatement,
 	CallExpression,
 	CatchClause,
+	ChainExpression,
 	ClassBody,
 	ClassDeclaration,
 	ClassExpression,

src/utils/options/normalizeInputOptions.ts

@@ -1,5 +1,4 @@
 import injectClassFields from 'acorn-class-fields';
-import injectImportMeta from 'acorn-import-meta';
 import injectStaticClassFeatures from 'acorn-static-class-features';
 import {
 	ExternalOption,
@@ -114,7 +113,6 @@ const getAcorn = (config: GenericConfigObject): acorn.Options => ({
 });
 
 const getAcornInjectPlugins = (config: GenericConfigObject): Function[] => [
-	injectImportMeta,
 	injectClassFields,
 	injectStaticClassFeatures,
 	...(ensureArray(config.acornInjectPlugins) as any)

src/utils/pureComments.ts

@@ -1,6 +1,6 @@
+import * as acorn from 'acorn';
 // @ts-ignore
 import { base as basicWalker } from 'acorn-walk';
-import * as acorn from 'fork-acorn-optional-chaining';
 import { CommentDescription } from '../Module';
 
 // patch up acorn-walk until class-fields are officially supported

test/function/samples/options-hook/_config.js

@@ -15,7 +15,7 @@ module.exports = {
 						preserveParens: false,
 						sourceType: 'module'
 					},
-					acornInjectPlugins: [null, null, null],
+					acornInjectPlugins: [null, null],
 					context: 'undefined',
 					experimentalCacheExpiry: 10,
 					inlineDynamicImports: false,