Beginnings of autocomplete for headers

src-web/components/core/Editor/text/extension.ts

@@ -0,0 +1,11 @@
+import { LanguageSupport, LRLanguage } from '@codemirror/language';
+import { parser } from './text';
+
+const textLanguage = LRLanguage.define({
+  parser,
+  languageData: {},
+});
+
+export function text() {
+  return new LanguageSupport(textLanguage);
+}

src-web/components/core/Editor/text/text.grammar

@@ -0,0 +1,5 @@
+@top Template { Text }
+
+@tokens {
+  Text { ![]+ }
+}

src-web/components/core/Editor/text/text.terms.ts

@@ -0,0 +1,4 @@
+// This file was generated by lezer-generator. You probably shouldn't edit it.
+export const
+  Template = 1,
+  Text = 2

src-web/components/core/Editor/text/text.ts

@@ -0,0 +1,16 @@
+// This file was generated by lezer-generator. You probably shouldn't edit it.
+import {LRParser} from "@lezer/lr"
+export const parser = LRParser.deserialize({
+  version: 14,
+  states: "[OQOPOOQOOOOO",
+  stateData: "V~OQPO~O",
+  goto: "QPP",
+  nodeNames: "⚠ Template Text",
+  maxTerm: 3,
+  skippedNodes: [0],
+  repeatNodeCount: 0,
+  tokenData: "p~RRO;'S[;'S;=`j<%lO[~aRQ~O;'S[;'S;=`j<%lO[~mP;=`<%l[",
+  tokenizers: [0],
+  topRules: {"Template":[0,1]},
+  tokenPrec: 0
+})