chore(lint): migrate rslint to flat config (#1101)

chenjiahan · web-flow · commit df8ab2e4b142 · 2026-03-25T10:22:16.000Z
diff --git a/.vscode/extensions.json b/.vscode/extensions.json
@@ -1,5 +1,6 @@
 {
   "recommendations": [
+    "rstack.rslint",
     "biomejs.biome",
     "esbenp.prettier-vscode",
     "unifiedjs.vscode-mdx"
diff --git a/e2e/test-api/fixtures/moduleNotFound.test.ts b/e2e/test-api/fixtures/moduleNotFound.test.ts
@@ -5,7 +5,7 @@ const expectNotFound = async () => {
     // @ts-expect-error
     const res = await import('404');
     return res;
-  } catch (_err) {
+  } catch {
     return null;
   }
 };
diff --git a/packages/browser/src/hostController.ts b/packages/browser/src/hostController.ts
@@ -1573,10 +1573,10 @@ const createBrowserRuntime = async ({
       dispatchHandlers,
       wss,
     };
-  } catch (_error) {
+  } catch (error) {
     wss.close();
     await devServer.close();
-    throw _error;
+    throw error;
   }
 };
 
diff --git a/packages/browser/src/watchCliShortcuts.ts b/packages/browser/src/watchCliShortcuts.ts
@@ -70,7 +70,9 @@ export async function setupBrowserWatchCliShortcuts({
     try {
       process.stdin.setRawMode(false);
       process.stdin.pause();
-    } catch {}
+    } catch {
+      // do nothing
+    }
 
     process.stdin.off('keypress', handleKeypress);
   };
diff --git a/packages/core/src/core/rsbuild.ts b/packages/core/src/core/rsbuild.ts
@@ -47,7 +47,7 @@ function parseInlineSourceMapStr(code: string) {
     const base64Data = match[1];
     const decodedStr = Buffer.from(base64Data, 'base64').toString('utf-8');
     return decodedStr;
-  } catch (_error) {
+  } catch {
     return null;
   }
 }
diff --git a/packages/core/src/runtime/runner/runner.ts b/packages/core/src/runtime/runner/runner.ts
@@ -142,7 +142,7 @@ export class TestRunner {
                 },
               ],
             };
-          } catch (_err) {
+          } catch {
             result = {
               testId: test.testId,
               project,
diff --git a/packages/core/src/runtime/worker/loadModule.ts b/packages/core/src/runtime/worker/loadModule.ts
@@ -19,7 +19,7 @@ const createRequire = (
     try {
       // compat with some testPath may not be an available path but the third-party package name
       return createNativeRequire(filename);
-    } catch (_err) {
+    } catch {
       return createNativeRequire(distPath);
     }
   })();
diff --git a/rslint.config.mts b/rslint.config.mts
@@ -0,0 +1,19 @@
+import { defineConfig, ts } from '@rslint/core';
+
+export default defineConfig([
+  { ignores: ['**/dist/**', '**/dist-types/**'] },
+  ts.configs.recommended,
+  {
+    languageOptions: {
+      parserOptions: {
+        project: ['./packages/*/tsconfig.json'],
+      },
+    },
+    rules: {
+      '@typescript-eslint/no-unused-vars': 'off',
+      '@typescript-eslint/ban-ts-comment': 'off',
+      '@typescript-eslint/no-explicit-any': 'off',
+      '@typescript-eslint/no-require-imports': 'off',
+    },
+  },
+]);
diff --git a/rslint.jsonc b/rslint.jsonc

Original file line number	Diff line number	Diff line change
`@@ -1,5 +1,6 @@`
`1`	`1`	`{`
`2`	`2`	`"recommendations": [`
	`3`	`+ "rstack.rslint",`
`3`	`4`	`"biomejs.biome",`
`4`	`5`	`"esbenp.prettier-vscode",`
`5`	`6`	`"unifiedjs.vscode-mdx"`
Original file line number	Diff line number	Diff line change
`@@ -5,7 +5,7 @@ const expectNotFound = async () => {`
`5`	`5`	`// @ts-expect-error`
`6`	`6`	`const res = await import('404');`
`7`	`7`	`return res;`
`8`		`- } catch (_err) {`
	`8`	`+ } catch {`
`9`	`9`	`return null;`
`10`	`10`	`}`
`11`	`11`	`};`
Original file line number	Diff line number	Diff line change
`@@ -47,7 +47,7 @@ function parseInlineSourceMapStr(code: string) {`
`47`	`47`	`const base64Data = match[1];`
`48`	`48`	`const decodedStr = Buffer.from(base64Data, 'base64').toString('utf-8');`
`49`	`49`	`return decodedStr;`
`50`		`- } catch (_error) {`
	`50`	`+ } catch {`
`51`	`51`	`return null;`
`52`	`52`	`}`
`53`	`53`	`}`
Original file line number	Diff line number	Diff line change
`@@ -19,7 +19,7 @@ const createRequire = (`
`19`	`19`	`try {`
`20`	`20`	`// compat with some testPath may not be an available path but the third-party package name`
`21`	`21`	`return createNativeRequire(filename);`
`22`		`- } catch (_err) {`
	`22`	`+ } catch {`
`23`	`23`	`return createNativeRequire(distPath);`
`24`	`24`	`}`
`25`	`25`	`})();`