fix: accept a resource query written as a string

.changeset/resource-query-exclude-types.md

@@ -0,0 +1,5 @@
+---
+"diagnostics-webpack-plugin": patch
+---
+
+`resourceQueryExclude` takes a string as well as a regexp, which the schema refused on its own and accepted unchecked inside a list.

README.md

@@ -362,12 +362,12 @@ to a worker.
 - Type:
 
 ```ts
-type resourceQueryExclude = RegExp | RegExp[];
+type resourceQueryExclude = RegExp | RegExp[] | string | string[];
 ```
 
 - Default: `[]`
 
-Specify the resource query to exclude. Only affects checks that read the module graph, such as ESLint.
+Specify the resource query to exclude. A string is read as the source of a regular expression, so `"raw"` and `/raw/` mean the same thing. Only affects checks that read the module graph, such as ESLint.
 
 #### `fix`
 

src/shared-options.json

@@ -189,7 +189,20 @@
           "instanceof": "RegExp"
         },
         {
-          "type": "array"
+          "type": "string"
+        },
+        {
+          "type": "array",
+          "items": {
+            "anyOf": [
+              {
+                "instanceof": "RegExp"
+              },
+              {
+                "type": "string"
+              }
+            ]
+          }
         }
       ]
     },

test/resource-query.test.js

@@ -35,6 +35,18 @@ describe("resource-query", () => {
   });
 
   it("should exclude the match resource query written as a string", async () => {
+    // A string is the source of the regexp, whether it is given on its own or
+    // among others.
+    assert.strictEqual(await reported("media"), 0);
     assert.strictEqual(await reported(["media"]), 0);
+    assert.strictEqual(await reported([/media/u, "nothing"]), 0);
+  });
+
+  it("should reject what is neither a regexp nor a string", async () => {
+    await assert.rejects(
+      () => reported([42]),
+      /resourceQueryExclude\[0\] should be one of these/u,
+      "a number is not read as the regexp it would become",
+    );
   });
 });