fix: rule.issuerLayer (#8572)

Author: SyMind

crates/rspack_core/src/utils/module_rules.rs

@@ -127,18 +127,26 @@ pub async fn module_rule_matcher<'a>(
     }
   }
 
-  if let Some(issuer_rule) = &module_rule.issuer
-    && let Some(issuer) = issuer
-    && !issuer_rule.try_match(issuer.into()).await?
-  {
-    return Ok(false);
+  if let Some(issuer_rule) = &module_rule.issuer {
+    match issuer {
+      Some(issuer) => {
+        if !issuer_rule.try_match(issuer.into()).await? {
+          return Ok(false);
+        }
+      }
+      None => return Ok(false),
+    }
   }
 
-  if let Some(issuer_layer_rule) = &module_rule.issuer_layer
-    && let Some(issuer_layer) = issuer_layer
-    && !issuer_layer_rule.try_match(issuer_layer.into()).await?
-  {
-    return Ok(false);
+  if let Some(issuer_layer_rule) = &module_rule.issuer_layer {
+    match issuer_layer {
+      Some(issuer_layer) => {
+        if !issuer_layer_rule.try_match(issuer_layer.into()).await? {
+          return Ok(false);
+        }
+      }
+      None => return Ok(false),
+    };
   }
 
   if let Some(dependency_rule) = &module_rule.dependency

packages/rspack-test-tools/tests/configCases/issuer/empty-entry-layer/index.js

@@ -0,0 +1,5 @@
+import { color } from 'foo';
+
+it("should import default export", () => {
+    expect(color).toBe('light');
+});

packages/rspack-test-tools/tests/configCases/issuer/empty-entry-layer/node_modules/foo/dark.js

@@ -0,0 +1,17 @@
+/** @type {import("@rspack/core").Configuration} */
+module.exports = {
+    entry: "./index.js",
+    module: {
+        rules: [
+            {
+                issuer: /dark/,
+                resolve: {
+                    conditionNames: [
+                        'dark',
+                        '...'
+                    ]
+                }
+            }
+        ]
+    }
+};

packages/rspack-test-tools/tests/configCases/issuer/empty-entry-layer/node_modules/foo/index.js

@@ -0,0 +1,5 @@
+import { color } from 'foo';
+
+it("should import default export", () => {
+    expect(color).toBe('light');
+});

packages/rspack-test-tools/tests/configCases/issuer/empty-entry-layer/node_modules/foo/package.json

@@ -0,0 +1,17 @@
+/** @type {import("@rspack/core").Configuration} */
+module.exports = {
+    entry: "./index.js",
+    module: {
+        rules: [
+            {
+                issuerLayer: 'dark',
+                resolve: {
+                    conditionNames: [
+                        'dark',
+                        '...'
+                    ]
+                }
+            }
+        ]
+    }
+};