feat: respect .remarkignore at the same time

close #502

Author: JounQin

Diff for: packages/eslint-mdx/src/worker.ts

@@ -37,7 +37,7 @@ import remarkStringify from 'remark-stringify'
 import { extractProperties, runAsWorker } from 'synckit'
 import { unified, type Processor } from 'unified'
 import type { ConfigResult } from 'unified-engine'
-import { Configuration } from 'unified-engine'
+import { Configuration, Ignore } from 'unified-engine'
 import type { Node } from 'unist'
 import { visit } from 'unist-util-visit'
 import { ok as assert } from 'uvu/assert'
@@ -73,12 +73,20 @@ export const processorCache = new Map<
   Processor<Root, undefined, undefined, Root, string>
 >()
 
+let cwd: string
+
 let configLoad: (filePath: string) => Promise<ConfigResult>
 
+let ignoreCheck: (filePath: string) => Promise<boolean>
+
 const getRemarkConfig = async (filePath: string) => {
+  if (!cwd) {
+    cwd = process.cwd()
+  }
+
   if (!configLoad) {
     const config = new Configuration({
-      cwd: process.cwd(),
+      cwd,
       packageField: 'remarkConfig',
       pluginPrefix: 'remark',
       rcName: '.remarkrc',
@@ -87,6 +95,15 @@ const getRemarkConfig = async (filePath: string) => {
     configLoad = promisify(config.load.bind(config))
   }
 
+  if (!ignoreCheck) {
+    const ignore = new Ignore({
+      cwd,
+      ignoreName: '.remarkignore',
+      detectIgnore: true,
+    })
+    ignoreCheck = promisify(ignore.check.bind(ignore))
+  }
+
   return configLoad(filePath)
 }
 
@@ -216,6 +233,12 @@ runAsWorker(
     }
 
     if (process) {
+      if (await ignoreCheck(filePath)) {
+        return {
+          messages: [],
+        }
+      }
+
       const file = new VFile(fileOptions)
       try {
         await processor.process(file)

Diff for: patches/unified-engine+11.2.2.patch

@@ -0,0 +1,71 @@
+diff --git a/node_modules/unified-engine/index.d.ts b/node_modules/unified-engine/index.d.ts
+index 1f8706e..9f1cc30 100644
+--- a/node_modules/unified-engine/index.d.ts
++++ b/node_modules/unified-engine/index.d.ts
+@@ -1,4 +1,5 @@
+ export { Configuration } from "./lib/configuration.js";
++export { Ignore } from "./lib/Ignore.js";
+ export { engine } from "./lib/index.js";
+ export type ConfigResult = import("./lib/configuration.js").ConfigResult;
+ export type Completer = import("./lib/file-set.js").Completer;
+diff --git a/node_modules/unified-engine/index.js b/node_modules/unified-engine/index.js
+index 4c993a8..d96f4ce 100644
+--- a/node_modules/unified-engine/index.js
++++ b/node_modules/unified-engine/index.js
+@@ -13,5 +13,6 @@
+ 
+ // it’s mostly private, but useful for tools like `eslint-mdx`.
+ export {Configuration} from './lib/configuration.js'
++export {Ignore} from './lib/ignore.js'
+ 
+ export {engine} from './lib/index.js'
+diff --git a/node_modules/unified-engine/lib/ignore.d.ts b/node_modules/unified-engine/lib/ignore.d.ts
+index b2329db..7d35ff1 100644
+--- a/node_modules/unified-engine/lib/ignore.d.ts
++++ b/node_modules/unified-engine/lib/ignore.d.ts
+@@ -37,19 +37,19 @@ export type Options = {
+     /**
+      *   Whether to detect ignore files.
+      */
+-    detectIgnore: boolean | undefined;
++    detectIgnore?: boolean | undefined;
+     /**
+      *   Basename of ignore files.
+      */
+-    ignoreName: string | undefined;
++    ignoreName?: string | undefined;
+     /**
+      *   Explicit path to an ignore file.
+      */
+-    ignorePath: URL | string | undefined;
++    ignorePath?: URL | string | undefined;
+     /**
+      *   How to resolve.
+      */
+-    ignorePathResolveFrom: ResolveFrom | undefined;
++    ignorePathResolveFrom?: ResolveFrom | undefined;
+ };
+ /**
+  * How to resolve.
+diff --git a/node_modules/unified-engine/lib/ignore.js b/node_modules/unified-engine/lib/ignore.js
+index be6d078..da877af 100644
+--- a/node_modules/unified-engine/lib/ignore.js
++++ b/node_modules/unified-engine/lib/ignore.js
+@@ -16,13 +16,13 @@
+  *   Configuration.
+  * @property {string} cwd
+  *   Base.
+- * @property {boolean | undefined} detectIgnore
++ * @property {boolean | undefined} [detectIgnore]
+  *   Whether to detect ignore files.
+- * @property {string | undefined} ignoreName
++ * @property {string | undefined} [ignoreName]
+  *   Basename of ignore files.
+- * @property {URL | string | undefined} ignorePath
++ * @property {URL | string | undefined} [ignorePath]
+  *   Explicit path to an ignore file.
+- * @property {ResolveFrom | undefined} ignorePathResolveFrom
++ * @property {ResolveFrom | undefined} [ignorePathResolveFrom]
+  *   How to resolve.
+  *
+  * @typedef {'cwd' | 'dir'} ResolveFrom