Merged in lettertwo/sync-dynamic-import-fix (pull request #65)

Inline removed dependencies for @parcel/transformer-sync-dynamic-import

Approved-by: Will Binns-Smith

packages/transformers/sync-dynamic-import/package.json

@@ -5,13 +5,17 @@
   "source": "src/SyncDynamicImportTransformer.js",
   "engines": {
     "node": ">= 10.0.0",
-    "parcel": "^2.0.0-alpha.1.1"
+    "parcel": "^2.0.15"
   },
   "dependencies": {
     "@babel/core": "^7.8.7",
-    "@parcel/babel-ast-utils": "2.0.15",
+    "@babel/parser": "^7.0.0",
+    "@babel/types": "^7.12.13",
+    "@parcel/source-map": "^2.0.0",
     "@parcel/plugin": "2.0.15",
     "@parcel/utils": "2.0.15",
+    "astring": "^1.6.2",
+    "lodash.clone": "^4.5.0",
     "react-loadable": "^5.5.0",
     "semver": "^7.3.2"
   }

packages/transformers/sync-dynamic-import/src/SyncDynamicImportTransformer.js

@@ -3,9 +3,9 @@
 import semver from 'semver';
 import {Transformer} from '@parcel/plugin';
 import * as babelCore from '@babel/core';
-import {generate, parse} from '@parcel/babel-ast-utils';
 import {relativeUrl} from '@parcel/utils';
 import packageJson from '../package.json';
+import {generate, parse} from './babel-ast-utils';
 import syncDynamicImportPlugin from './babel/babel-plugin-sync-dynamic-import';
 
 const transformerVersion: mixed = packageJson.version;

packages/transformers/sync-dynamic-import/src/babel-ast-utils/babelErrorUtils.js

@@ -0,0 +1,30 @@
+// @flow
+import type {BaseAsset} from '@parcel/types';
+
+export type BabelError = Error & {
+  loc?: {
+    line: number,
+    column: number,
+    ...
+  },
+  source?: string,
+  filePath?: string,
+  ...
+};
+
+export async function babelErrorEnhancer(
+  error: BabelError,
+  asset: BaseAsset,
+): Promise<BabelError> {
+  if (error.loc) {
+    let start = error.message.startsWith(asset.filePath)
+      ? asset.filePath.length + 1
+      : 0;
+    error.message = error.message.slice(start).split('\n')[0].trim();
+  }
+
+  error.source = await asset.getCode();
+  error.filePath = asset.filePath;
+
+  return error;
+}