Move collect_citations to helper file

src/components/d-cite.js

@@ -61,18 +61,6 @@ figcaption .citation-number {
 </span>
 `);
 
-export function collectCitations(dom=document) {
-  const citations = new Set();
-  const citeTags = dom.querySelectorAll('d-cite');
-  for (const tag of citeTags) {
-    const keys = tag.getAttribute('key').split(',');
-    for (const key of keys) {
-      citations.add(key);
-    }
-  }
-  return [...citations];
-}
-
 export class Cite extends T(HTMLElement) {
 
   /* Lifecycle */

src/controller.js

@@ -1,6 +1,6 @@
 import { FrontMatter } from './front-matter';
 import { DMath } from './components/d-math';
-import { collectCitations } from './components/d-cite';
+import { collect_citations } from './helpers/citation.js';
 import { parseFrontmatter } from './components/d-front-matter';
 import optionalComponents from './transforms/optional-components';
 
@@ -42,7 +42,7 @@ export const Controller = {
       // const [citeTag, keys] = event.detail;
 
       // update citations
-      frontMatter.citations = collectCitations();
+      frontMatter.citations = collect_citations();
       frontMatter.citationsCollected = true;
       for (const waitingCallback of Controller.waitingOn.citations.slice()) {
         waitingCallback();
@@ -143,7 +143,7 @@ export const Controller = {
       Controller.listeners.onFrontMatterChanged({detail: data});
 
       // console.debug('Resolving "citations" dependency due to initial DOM load.');
-      frontMatter.citations = collectCitations();
+      frontMatter.citations = collect_citations();
       frontMatter.citationsCollected = true;
       for (const waitingCallback of Controller.waitingOn.citations.slice()) {
         waitingCallback();

src/extractors/citations.js

@@ -1,5 +1,5 @@
-import { collectCitations } from '../components/d-cite';
+import { collect_citations } from '../helpers/citation.js';
 
 export default function(dom, data) {
-  data.citations = collectCitations(dom);
+  data.citations = collect_citations(dom);
 }

src/helpers/citation.js

@@ -1,3 +1,15 @@
+export function collect_citations(dom=document) {
+  const citations = new Set();
+  const citeTags = dom.querySelectorAll('d-cite');
+  for (const tag of citeTags) {
+    const keys = tag.getAttribute('key').split(',');
+    for (const key of keys) {
+      citations.add(key);
+    }
+  }
+  return [...citations];
+}
+
 export function inline_cite_short(keys){
   function cite_string(key){
     if (key in data.bibliography){