From 23226cdd67118cff29beb9cbd3a436091d34a7c2 Mon Sep 17 00:00:00 2001
From: Lukas Taegert-Atkinson <lukastaegert@users.noreply.github.com>
Date: Fri, 31 Dec 2021 03:47:46 +0100
Subject: [PATCH] fix(node-resolve): forward meta-information from other
 plugins (#1062)

---
 packages/node-resolve/src/index.js | 15 +++++++++------
 packages/node-resolve/test/test.js | 24 ++++++++++++++++++++++++
 2 files changed, 33 insertions(+), 6 deletions(-)

diff --git a/packages/node-resolve/src/index.js b/packages/node-resolve/src/index.js
index 845a6dba9..3eab84bfe 100644
--- a/packages/node-resolve/src/index.js
+++ b/packages/node-resolve/src/index.js
@@ -8,10 +8,10 @@ import isModule from 'is-module';
 import { version } from '../package.json';
 
 import { isDirCached, isFileCached, readCachedFile } from './cache';
+import handleDeprecatedOptions from './deprecated-options';
 import { fileExists, readFile, realpath } from './fs';
 import resolveImportSpecifiers from './resolveImportSpecifiers';
 import { getMainFields, getPackageName, normalizeInput } from './util';
-import handleDeprecatedOptions from './deprecated-options';
 
 const builtins = new Set(builtinList);
 const ES6_BROWSER_EMPTY = '\0node-resolve:empty.js';
@@ -225,11 +225,10 @@ export function nodeResolve(opts = {}) {
       }
       return null;
     }
-    const result = {
+    return {
       id: `${location}${importSuffix}`,
       moduleSideEffects: hasModuleSideEffects(location)
     };
-    return result;
   };
 
   return {
@@ -271,9 +270,13 @@ export function nodeResolve(opts = {}) {
           importer,
           Object.assign({ skipSelf: true }, resolveOptions)
         );
-        const isExternal = !!(resolvedResolved && resolvedResolved.external);
-        if (isExternal) {
-          return false;
+        if (resolvedResolved) {
+          // Handle plugins that manually make the result external
+          if (resolvedResolved.external) {
+            return false;
+          }
+          // Pass on meta information added by other plugins
+          return { ...resolved, meta: resolvedResolved.meta };
         }
       }
       return resolved;
diff --git a/packages/node-resolve/test/test.js b/packages/node-resolve/test/test.js
index ece327f78..0979eb76a 100755
--- a/packages/node-resolve/test/test.js
+++ b/packages/node-resolve/test/test.js
@@ -525,3 +525,27 @@ test('passes on custom options', async (t) => {
     ['other.js', void 0, { custom: {}, isEntry: true }]
   ]);
 });
+
+test('passes on meta information from other plugins', async (t) => {
+  await rollup({
+    input: 'entry/other.js',
+    onwarn: failOnWarn(t),
+    plugins: [
+      nodeResolve(),
+      {
+        name: 'test-meta',
+        resolveId(importee) {
+          return {
+            id: resolve(importee),
+            meta: { test: { 'I am': 'here' } }
+          };
+        },
+
+        load(id) {
+          const info = this.getModuleInfo(id);
+          t.deepEqual(info.meta, { test: { 'I am': 'here' } });
+        }
+      }
+    ]
+  });
+});