Linkify the specification

docs/tools/linkify.js

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+// Work in progress: tooling to linkify the HTML produced from
+// the MessageFormat v2 markdown.
+// this has been tested on the tr35-messageformat.html file
+// but not implemented in LDML45
+
+const terms = new Array();
+var missing = new Set();
+
+function findTerms() {
+  document.querySelectorAll("dfn").forEach(generateAnchor);
+  // console.log(terms.length);
+}
+
+function generateAnchor(item, index) {
+  // console.log(index + ": " + item.textContent);
+  let t = generateId(item.textContent);
+  terms.push(t);
+  item.setAttribute("id", t);
+}
+
+function linkify() {
+  const links = document.querySelectorAll("em");
+  links.forEach(checkLink);
+  // debugging
+  // console.log(terms.length);
+  // console.log(missing.length);
+  // console.log(missing);
+}
+
+function checkLink(item) {
+  var t = generateId(item.textContent);
+  if (terms.includes(t)) {
+    link(item, t);
+  } else {
+    missing.add(t);
+  }
+}
+
+function link(item, target) {
+  var a = document.createElement("a");
+  a.appendChild(document.createTextNode(item.textContent));
+  a.href = "#" + target;
+
+  var el = item.lastElementChild;
+  if (el) {
+    el.innerHTML = "";
+    el.appendChild(a);
+  } else {
+    item.innerHTML = "";
+    item.appendChild(a);
+  }
+}
+
+function generateId(term) {
+  var retval = term.toLowerCase();
+
+  if (retval.endsWith("rategies")) {
+    // found in the bidi isolation strategies
+    retval = retval.substring(0, term.length - 3) + "y";
+  } else if (retval.endsWith("s") && retval !== "status") {
+    // regular English plurals
+    retval = retval.substring(0, term.length - 1);
+  }
+  return retval.replaceAll(/ /g, "-");
+}