Include ESM support (#2)

Author: samiahmedsiddiqui

.gitattributes

@@ -7,8 +7,11 @@
 # Remove files for archives generated using `git archive`.
 .*                     export-ignore
 appveyor.yml           export-ignore
+fixup                  export-ignore
 package-lock.json      export-ignore
 src                    export-ignore
 test                   export-ignore
 tsconfig.json          export-ignore
-types/index.test-d.ts  export-ignore
+tsconfig-cjs.json      export-ignore
+tsconfig-esm.json      export-ignore
+types/                 export-ignore

CHANGELOG.md

@@ -1,5 +1,11 @@
 # markdown-it-external-link changelog
 
+## 1.1.0 - Sep 27, 2023
+
+### Bug
+
+- Include ESM support
+
 ## 1.0.2 - Aug 25, 2023
 
 ### Bug

dist/cjs/index.d.ts

@@ -0,0 +1,9 @@
+import markdownit from 'markdown-it';
+
+export default function markdownitExternalLink (md: markdownit, options: configOptions): void;
+
+export type configOptions = {
+  hosts: [];
+  rel: string;
+  target: string;
+};

index.js renamed to dist/cjs/index.js

@@ -0,0 +1,19 @@
+'use strict';
+
+import markdownit from 'markdown-it';
+import markdownitExternalLink from './index';
+
+const testString = `This is an [Example](http://example.com) link, [Google](https://google.com) link, [Facebook](https://facebook.com) link, [Test Example](http://test.example.com/) link, [Test2 Example](http://test2.example.com/) link and [Relative](/docs/concept/) link.`;
+
+const md = new markdownit();
+const internalHosts = {
+  'hosts': [
+    'http://example.com',
+    'http://test.example.com'
+  ]
+};
+
+if (internalHosts) {
+  md.use(markdownitExternalLink, internalHosts);
+  md.render(testString);
+}

dist/cjs/index.test-d.ts

@@ -0,0 +1,3 @@
+{
+  "type": "commonjs"
+}

dist/cjs/package.json

@@ -0,0 +1,9 @@
+import markdownit from 'markdown-it';
+
+export default function markdownitExternalLink (md: markdownit, options: configOptions): void;
+
+export type configOptions = {
+  hosts: [];
+  rel: string;
+  target: string;
+};

dist/esm/index.d.ts

@@ -0,0 +1,36 @@
+import detectExternalLink from 'detect-external-link';
+export default function markdownitExternalLink(md, userConfig) {
+    const defaultConfig = {
+        hosts: [],
+        rel: 'noopener',
+        target: '_blank',
+    };
+    const defaultOpenRender = md.renderer.rules.link_open || function (tokens, idx, options, env, self) {
+        return self.renderToken(tokens, idx, options);
+    };
+    const finalConfig = Object.assign({}, defaultConfig, userConfig);
+    md.renderer.rules.link_open = function (tokens, idx, options, env, self) {
+        if (tokens[idx] && tokens[idx].attrs) {
+            const linkIndex = tokens[idx].attrIndex('href');
+            if (linkIndex in tokens[idx].attrs && tokens[idx].attrs[linkIndex][1]) {
+                if (detectExternalLink(tokens[idx].attrs[linkIndex][1], finalConfig)) {
+                    const relIndex = tokens[idx].attrIndex('rel');
+                    const targetIndex = tokens[idx].attrIndex('target');
+                    if (targetIndex < 0) {
+                        tokens[idx].attrPush(['target', finalConfig.target]);
+                    }
+                    else {
+                        tokens[idx].attrs[targetIndex][1] = finalConfig.target;
+                    }
+                    if (relIndex < 0) {
+                        tokens[idx].attrPush(['rel', finalConfig.rel]);
+                    }
+                    else {
+                        tokens[idx].attrs[relIndex][1] = finalConfig.rel;
+                    }
+                }
+            }
+        }
+        return defaultOpenRender(tokens, idx, options, env, self);
+    };
+}

dist/esm/index.js

@@ -0,0 +1,19 @@
+'use strict';
+
+import markdownit from 'markdown-it';
+import markdownitExternalLink from './index';
+
+const testString = `This is an [Example](http://example.com) link, [Google](https://google.com) link, [Facebook](https://facebook.com) link, [Test Example](http://test.example.com/) link, [Test2 Example](http://test2.example.com/) link and [Relative](/docs/concept/) link.`;
+
+const md = new markdownit();
+const internalHosts = {
+  'hosts': [
+    'http://example.com',
+    'http://test.example.com'
+  ]
+};
+
+if (internalHosts) {
+  md.use(markdownitExternalLink, internalHosts);
+  md.render(testString);
+}

dist/esm/index.test-d.ts

@@ -0,0 +1,3 @@
+{
+  "type": "module"
+}