g

emojis.mjs

@@ -0,0 +1,58 @@
+import { visit } from 'unist-util-visit';
+
+// Regex now captures collection and name separately
+const iconShorthandRegex = /:([a-z0-9-]+)-([a-z0-9-]+):/g;
+
+/**
+ * Remark plugin to transform :collection-name: into HTML spans for UnoCSS icons.
+ */
+export default function remarkIconShorthand() {
+  return (tree) => {
+    visit(tree, 'text', (node, index, parent) => {
+      if (!parent || typeof index !== 'number') return; // Ensure parent and index are valid
+
+      const text = node.value;
+      let lastIndex = 0;
+      const newNodes = [];
+
+      // Find all matches in the current text node
+      for (const match of text.matchAll(iconShorthandRegex)) {
+        const fullMatch = match[0];
+        const collection = match[1]; // Captured group 1
+        const name = match[2];       // Captured group 2
+        const matchIndex = match.index;
+
+        if (matchIndex === undefined || !collection || !name) continue;
+
+        // Add preceding text node if any
+        if (matchIndex > lastIndex) {
+          newNodes.push({ type: 'text', value: text.slice(lastIndex, matchIndex) });
+        }
+
+        // Add the icon span node
+        newNodes.push({
+          type: 'html',
+          // Generate the final i-prefix class directly
+          value: `<span class="i-${collection}-${name} align-middle inline-block"></span>`,
+        });
+
+        lastIndex = matchIndex + fullMatch.length;
+      }
+
+      // If no matches were found, or if there's remaining text after the last match,
+      // keep the original node or the remaining part
+      if (newNodes.length === 0) {
+        return; // No changes needed for this node
+      }
+      if (lastIndex < text.length) {
+        newNodes.push({ type: 'text', value: text.slice(lastIndex) });
+      }
+
+      // Replace the original text node with the new nodes (text + html spans)
+      parent.children.splice(index, 1, ...newNodes);
+
+      // Return the index + number of new nodes - 1 to adjust visitor position
+      return index + newNodes.length -1;
+    });
+  };
+}