Match links with anchors (#79)

Author: chinatsu

cli.ts

@@ -59,18 +59,21 @@ if (core.getBooleanInput("preprocess")) {
     console.log("Moved README.md to Home.md");
   }
 
-  const mdRe = /\.(?:md|markdown|mdown|mkdn|mkd|mdwn|mkdown|ron)$/;
+  const mdRe = /\.(?:md|markdown|mdown|mkdn|mkd|mdwn|mkdown|ron)([:\/\?#\[\]@].*)?$/;
   const plugin = () => (tree: any) =>
     visit(tree, ["link", "linkReference"], (node: any) => {
-      if (!mdRe.test(node.url)) {
+      const matches = node.url?.match(mdRe)
+      if (!matches) {
         return;
       }
       if (!new URL(node.url, "file:///-/").href.startsWith("file:///-/")) {
         return;
       }
 
       const x = node.url;
-      node.url = node.url.replace(mdRe, "");
+      node.url = matches.length === 2
+        ? node.url.replace(mdRe, "$1") 
+        : node.url.replace(mdRe, "");
       if (new URL(node.url, "file:///-/").href === "file:///-/README") {
         node.url = "Home";
       }

wiki/README.md

@@ -1,3 +1,6 @@
 👋 Hello! If you're seeing this in the <kbd>Wiki</kbd> tab, then the GitHub
 Action successfully pushed the contents of the `wiki/` folder to the GitHub
 wiki. 🥳
+
+Check [this other page out](./another-page.md)! 
+[This section](./another-page.md#some＿impꗝrtant＿stuff-) is also pretty important

wiki/another-page.md

@@ -0,0 +1,62 @@
+Here's another page!
+
+- Here's a really long list to ensure our link fragments sends us down to the header
+- 1
+- 1
+- 1
+- 1
+- 1
+- 1
+- 1
+- 1
+- 1
+- 1
+- 1
+- 1
+- 1
+- 1
+- 1
+- 1
+- 1
+- 1
+- 1
+- 1
+- 1
+- 1
+- 1
+- 1
+- 1
+- 1
+- 1
+- 1
+- 1
+- 1
+- 1
+- 1
+- 1
+- 1
+- 1
+- 1
+- 1
+- 1
+- 1
+- 1
+- 1
+- 1
+- 1
+- 1
+- 1
+- 1
+- 1
+- 1
+- 1
+- 1
+- 1
+- 1
+- 1
+- 1
+
+
+## Some＿"impꗝrtant"＿stuff~~~!!! 🥳
+
+It's not really, but we gotta give this a try.