up n_m

node_modules/@docusaurus/mdx-loader/lib/remark/headings/index.js

@@ -0,0 +1,57 @@
+"use strict";
+/**
+ * Copyright (c) Facebook, Inc. and its affiliates.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+Object.defineProperty(exports, "__esModule", { value: true });
+/* Based on remark-slug (https://github.com/remarkjs/remark-slug) and gatsby-remark-autolink-headers (https://github.com/gatsbyjs/gatsby/blob/master/packages/gatsby-remark-autolink-headers) */
+const utils_1 = require("@docusaurus/utils");
+function plugin() {
+    return async (root) => {
+        const { toString } = await import('mdast-util-to-string');
+        const { visit } = await import('unist-util-visit');
+        const slugs = (0, utils_1.createSlugger)();
+        visit(root, 'heading', (headingNode) => {
+            const data = headingNode.data ?? (headingNode.data = {});
+            const properties = (data.hProperties || (data.hProperties = {}));
+            let { id } = properties;
+            if (id) {
+                id = slugs.slug(id, { maintainCase: true });
+            }
+            else {
+                const headingTextNodes = headingNode.children.filter(({ type }) => !['html', 'jsx'].includes(type));
+                const heading = toString(headingTextNodes.length > 0 ? headingTextNodes : headingNode);
+                // Support explicit heading IDs
+                const parsedHeading = (0, utils_1.parseMarkdownHeadingId)(heading);
+                id = parsedHeading.id ?? slugs.slug(heading);
+                if (parsedHeading.id) {
+                    // When there's an id, it is always in the last child node
+                    // Sometimes heading is in multiple "parts" (** syntax creates a child
+                    // node):
+                    // ## part1 *part2* part3 {#id}
+                    const lastNode = headingNode.children[headingNode.children.length - 1];
+                    if (headingNode.children.length > 1) {
+                        const lastNodeText = (0, utils_1.parseMarkdownHeadingId)(lastNode.value).text;
+                        // When last part contains test+id, remove the id
+                        if (lastNodeText) {
+                            lastNode.value = lastNodeText;
+                        }
+                        // When last part contains only the id: completely remove that node
+                        else {
+                            headingNode.children.pop();
+                        }
+                    }
+                    else {
+                        lastNode.value = parsedHeading.text;
+                    }
+                }
+            }
+            data.id = id;
+            properties.id = id;
+        });
+    };
+}
+exports.default = plugin;
+//# sourceMappingURL=index.js.map