diff --git a/client/components/codeEditor/codeEditor.jsx b/client/components/codeEditor/codeEditor.jsx
index d027583b6..714bb9ca0 100644
--- a/client/components/codeEditor/codeEditor.jsx
+++ b/client/components/codeEditor/codeEditor.jsx
@@ -26,7 +26,7 @@ import { autocompleteEmoji } from './autocompleteEmoji.js';
 import { searchKeymap, search } from '@codemirror/search';
 import { closeBrackets } from '@codemirror/autocomplete';
 
-const customClose = closeBrackets({ brackets: ['()', '[]', '{{}}'] });
+const autoCloseBrackets = closeBrackets({ brackets: ['()', '[]', '{{}}'] });
 
 import * as themesImport from '@uiw/codemirror-themes-all';
 import defaultCM5Theme from '@themes/codeMirror/default.js';
@@ -37,7 +37,7 @@ const themeCompartment = new Compartment();
 const highlightCompartment = new Compartment();
 
 import { generalKeymap, markdownKeymap } from './customKeyMaps.js';
-import pageFoldExtension from './customFolding.js';
+import foldOnPages from './customFolding.js';
 import { customHighlightStyle, tokenizeCustomMarkdown, tokenizeCustomCSS } from './customHighlight.js';
 import { legacyCustomHighlightStyle, legacyTokenizeCustomMarkdown } from './legacyCustomHighlight.js';
 
@@ -148,31 +148,37 @@ const CodeEditor = forwardRef(
 			const themeExtension = Array.isArray(themes[editorTheme]) ? themes[editorTheme] : themes[editorTheme] || themes['default'];
 
 			return [
-				history(), //allows for undo and redo
-				setEventListeners,
 				EditorView.lineWrapping,
-				scrollPastEnd(),
+				setEventListeners,
 				languageExtension,
+				autoCloseBrackets,
 				lineNumbers(),
-				pageFoldExtension,
+				scrollPastEnd(),
+				search(),
+				history(), //allows for undo and redo
+				...(tab !== 'brewStyles' ? [autocompleteEmoji] : []),
 
+				//folding
+				foldOnPages,
 				foldGutter({
 					openText   : '▾',
 					closedText : '▸'
 				}),
 
-				highlightActiveLine(),
-				highlightActiveLineGutter(),
+				//highlights
 				highlightCompartment.of([customHighlightPlugin, highlightExtension]),
 				themeCompartment.of(themeExtension),
-				...(tab !== 'brewStyles' ? [autocompleteEmoji] : []),
-				search(),
+				highlightActiveLine(),
+				highlightActiveLineGutter(),
+				
+				//keyboard shortcut
 				keymap.of([...defaultKeymap, foldKeymap, ...searchKeymap]),
 				generalKeymap,
 				...(tab !== 'brewStyles' ? [markdownKeymap] : []),
+
+				//multiple cursors and selections
 				drawSelection(),
 				EditorState.allowMultipleSelections.of(true),
-				customClose,
 				dropCursor(),
 			];
 		};
@@ -241,7 +247,9 @@ const CodeEditor = forwardRef(
 				effects : themeCompartment.reconfigure(themeExtension),
 			});
 		}, [editorTheme]);
+
 		useEffect(()=>{
+			//rebuild syntax highlight when changing tab or renderer
 			const view = viewRef.current;
 			if(!view) return;
 
diff --git a/client/components/codeEditor/customFolding.js b/client/components/codeEditor/customFolding.js
index ea9087c03..49cb449e7 100644
--- a/client/components/codeEditor/customFolding.js
+++ b/client/components/codeEditor/customFolding.js
@@ -1,6 +1,6 @@
 import { foldService, codeFolding } from '@codemirror/language';
 
-const pageFoldExtension = [
+const foldOnPages = [
 	foldService.of((state, lineStart)=>{ //tells where to fold
 		const doc = state.doc;
 		const matcher = /^(?=\\page(?:break)?(?: *{[^\n{}]*})?$)/m;
@@ -43,4 +43,4 @@ const pageFoldExtension = [
 	}),
 ];
 
-export default pageFoldExtension;
\ No newline at end of file
+export default foldOnPages;
\ No newline at end of file
diff --git a/client/components/codeEditor/customHighlight.js b/client/components/codeEditor/customHighlight.js
index 596434a9c..eefdb740a 100644
--- a/client/components/codeEditor/customHighlight.js
+++ b/client/components/codeEditor/customHighlight.js
@@ -26,6 +26,8 @@ export function tokenizeCustomMarkdown(text) {
 	const tokens = [];
 	const lines = text.split('\n');
 
+	//tokens without a `from` or `to` are interpreted by the custom plugin as line tokens
+
 	lines.forEach((lineText, lineNumber)=>{
 		// --- Page / snippet lines ---
 		if(/^(?=\\page(?:break)?(?: *{[^\n{}]*})?$)/m.test(lineText)) tokens.push({ line: lineNumber, type: customTags.pageLine });