errors,vm: update error and use cause

PR-URL: #42820 Reviewed-By: James M Snell <[email protected]> Reviewed-By: Antoine du Hamel <[email protected]> Reviewed-By: Darshan Sen <[email protected]> Reviewed-By: Mohammed Keyvanzadeh <[email protected]>
nodejs · Jul 12, 2022 · e100889 · e100889
1 parent d29aed7
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Showing 4 changed files with 27 additions and 17 deletions.
diff --git a/doc/api/errors.md b/doc/api/errors.md
@@ -2816,12 +2816,6 @@ Cached data cannot be created for modules which have already been evaluated.
 The module being returned from the linker function is from a different context
 than the parent module. Linked modules must share the same context.
 
-<a id="ERR_VM_MODULE_LINKING_ERRORED"></a>
-
-### `ERR_VM_MODULE_LINKING_ERRORED`
-
-The linker function returned a module for which linking has failed.
-
 <a id="ERR_VM_MODULE_LINK_FAILURE"></a>
 
 ### `ERR_VM_MODULE_LINK_FAILURE`
@@ -3296,6 +3290,17 @@ Used when a given value is out of the accepted range.
 
 The module must be successfully linked before instantiation.
 
+<a id="ERR_VM_MODULE_LINKING_ERRORED"></a>
+
+### `ERR_VM_MODULE_LINKING_ERRORED`
+
+<!-- YAML
+added: v10.0.0
+removed: REPLACEME
+-->
+
+The linker function returned a module for which linking has failed.
+
 <a id="ERR_WORKER_UNSUPPORTED_EXTENSION"></a>
 
 ### `ERR_WORKER_UNSUPPORTED_EXTENSION`

diff --git a/lib/internal/errors.js b/lib/internal/errors.js
@@ -1625,8 +1625,10 @@ E('ERR_VM_MODULE_CANNOT_CREATE_CACHED_DATA',
   'Cached data cannot be created for a module which has been evaluated', Error);
 E('ERR_VM_MODULE_DIFFERENT_CONTEXT',
   'Linked modules must use the same context', Error);
-E('ERR_VM_MODULE_LINKING_ERRORED',
-  'Linking has already failed for the provided module', Error);
+E('ERR_VM_MODULE_LINK_FAILURE', function(message, cause) {
+  this.cause = cause;
+  return message;
+}, Error);
 E('ERR_VM_MODULE_NOT_MODULE',
   'Provided module is not an instance of Module', Error);
 E('ERR_VM_MODULE_STATUS', 'Module status %s', Error);

diff --git a/lib/internal/vm/module.js b/lib/internal/vm/module.js
@@ -34,7 +34,7 @@ const {
   ERR_VM_MODULE_ALREADY_LINKED,
   ERR_VM_MODULE_DIFFERENT_CONTEXT,
   ERR_VM_MODULE_CANNOT_CREATE_CACHED_DATA,
-  ERR_VM_MODULE_LINKING_ERRORED,
+  ERR_VM_MODULE_LINK_FAILURE,
   ERR_VM_MODULE_NOT_MODULE,
   ERR_VM_MODULE_STATUS,
 } = require('internal/errors').codes;
@@ -317,9 +317,7 @@ class SourceTextModule extends Module {
           throw new ERR_VM_MODULE_DIFFERENT_CONTEXT();
         }
         if (module.status === 'errored') {
-          // TODO(devsnek): replace with ERR_VM_MODULE_LINK_FAILURE
-          // and error cause proposal.
-          throw new ERR_VM_MODULE_LINKING_ERRORED();
+          throw new ERR_VM_MODULE_LINK_FAILURE(`request for '${identifier}' resolved to an errored module`, module.error);
         }
         if (module.status === 'unlinked') {
           await module[kLink](linker);

diff --git a/test/parallel/test-vm-module-errors.js b/test/parallel/test-vm-module-errors.js
@@ -139,20 +139,25 @@ async function checkLinking() {
     code: 'ERR_VM_MODULE_DIFFERENT_CONTEXT'
   });
 
+  const error = new Error();
   await assert.rejects(async () => {
-    const erroredModule = new SourceTextModule('import "foo";');
+    globalThis.error = error;
+    const erroredModule = new SourceTextModule('throw error;');
+    await erroredModule.link(common.mustNotCall());
     try {
-      await erroredModule.link(common.mustCall(() => ({})));
+      await erroredModule.evaluate();
     } catch {
       // ignored
-    } finally {
-      assert.strictEqual(erroredModule.status, 'errored');
     }
+    delete globalThis.error;
+
+    assert.strictEqual(erroredModule.status, 'errored');
 
     const rootModule = new SourceTextModule('import "errored";');
     await rootModule.link(common.mustCall(() => erroredModule));
   }, {
-    code: 'ERR_VM_MODULE_LINKING_ERRORED'
+    code: 'ERR_VM_MODULE_LINK_FAILURE',
+    cause: error,
   });
 }