fix for duplicate links

.changeset/config.json

@@ -0,0 +1,14 @@
+{
+  "$schema": "https://unpkg.com/@changesets/[email protected]/schema.json",
+  "changelog": ["@changesets/changelog-github", { "repo": "Effect-TS/markdown-toc" }],
+  "commit": false,
+  "linked": [],
+  "access": "restricted",
+  "baseBranch": "master",
+  "updateInternalDependencies": "patch",
+  "ignore": [],
+  "snapshot": {
+    "useCalculatedVersion": false,
+    "prereleaseTemplate": "{tag}-{commit}"
+  }
+}

.github/workflows/release.yml

@@ -0,0 +1,33 @@
+name: Release
+on:
+  push:
+    branches: [master]
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+
+jobs:
+  release:
+    name: Release
+    runs-on: ubuntu-latest
+    timeout-minutes: 10
+    steps:
+      - uses: actions/checkout@v4
+      - name: Install pnpm
+        uses: pnpm/action-setup@v3
+      - name: Install node
+        uses: actions/setup-node@v4
+        with:
+          cache: pnpm
+          node-version: 20.9.0
+      - name: Install dependencies
+        shell: bash
+        run: pnpm install --ignore-scripts
+      - name: Create Release Pull Request or Publish
+        uses: changesets/action@v1
+        with:
+          version: pnpm changeset-version
+          publish: pnpm changeset-publish
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+          NPM_TOKEN: ${{ secrets.NPM_TOKEN }}

CHANGELOG.md

@@ -0,0 +1,7 @@
+# @effect/markdown-toc
+
+## 0.1.0
+
+### Minor Changes
+
+- [#1](https://github.com/Effect-TS/markdown-toc/pull/1) [`4ecaca8`](https://github.com/Effect-TS/markdown-toc/commit/4ecaca8d93a9dd8311d886f3fb66aa64dd770503) Thanks [@tim-smart](https://github.com/tim-smart)! - initial version

index.js

@@ -83,19 +83,20 @@ function generate(options) {
 
         if (tok.lines && (tok.lines[0] > tocstart)) {
           var val = tok.content;
+          const lowerVal = val.toLowerCase();
           if (tok.children && tok.children[0].type === 'link_open') {
             if (tok.children[1].type === 'text') {
               val = tok.children[1].content;
             }
           }
 
-          if (!seen.hasOwnProperty(val)) {
-            seen[val] = 0;
+          if (!seen.hasOwnProperty(lowerVal)) {
+            seen[lowerVal] = 0;
           } else {
-            seen[val]++;
+            seen[lowerVal]++;
           }
 
-          tok.seen = opts.num = seen[val];
+          tok.seen = opts.num = seen[lowerVal];
           tok.slug = utils.slugify(val, opts);
           res.json.push(utils.pick(tok, ['content', 'slug', 'lvl', 'i', 'seen']));
           if (opts.linkify) tok = linkify(tok, opts);

package.json

@@ -1,7 +1,11 @@
 {
-  "name": "markdown-toc",
+  "name": "@effect/markdown-toc",
   "description": "Generate a markdown TOC (table of contents) with Remarkable.",
-  "version": "1.2.0",
+  "version": "0.1.0",
+  "publishConfig": {
+    "access": "public"
+  },
+  "packageManager": "[email protected]",
   "homepage": "https://github.com/jonschlinkert/markdown-toc",
   "author": "Jon Schlinkert (https://github.com/jonschlinkert)",
   "contributors": [
@@ -44,7 +48,9 @@
     "node": ">=0.10.0"
   },
   "scripts": {
-    "test": "mocha"
+    "test": "mocha",
+    "changeset-version": "changeset version",
+    "changeset-publish": "changeset publish"
   },
   "dependencies": {
     "concat-stream": "^1.5.2",
@@ -61,6 +67,8 @@
     "strip-color": "^0.1.0"
   },
   "devDependencies": {
+    "@changesets/changelog-github": "^0.5.0",
+    "@changesets/cli": "^2.27.1",
     "gulp-format-md": "^2.0.0",
     "mocha": "^10.2.0"
   },