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Enhance Monaco Editor with markup tag support. #196

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7f09a73
Enhance monaco editor
IDKNWHORU Oct 2, 2023
fc79488
add emmetJSX plugin
IDKNWHORU Oct 3, 2023
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4 changes: 4 additions & 0 deletions package.json
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Original file line number Diff line number Diff line change
Expand Up @@ -4,6 +4,8 @@
"homepage": "/",
"private": true,
"dependencies": {
"@babel/parser": "^7.23.0",
"@babel/traverse": "^7.23.0",
"@braintree/sanitize-url": "^6.0.2",
"@monaco-editor/react": "^4.4.6",
"@near-wallet-selector/core": "^8.5.0",
Expand All @@ -25,8 +27,10 @@
"bootstrap": "^5.3.1",
"bootstrap-icons": "^1.9.0",
"collections": "^5.1.12",
"emmet-monaco-es": "^5.3.0",
"error-polyfill": "^0.1.2",
"local-storage": "^2.0.0",
"monaco-jsx-highlighter": "^2.0.4",
"near-api-js": "^2.1.3",
"near-social-vm": "git+https://github.com/NearSocial/VM.git#2.4.2",
"near-social-vm-types": "^1.0.0",
Expand Down
74 changes: 74 additions & 0 deletions src/pages/EditorPage.js
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Original file line number Diff line number Diff line change
Expand Up @@ -23,6 +23,7 @@ import {
} from "../components/Editor/FileTab";
import { useHashRouterLegacy } from "../hooks/useHashRouterLegacy";
import vmTypesDeclaration from "raw-loader!near-social-vm-types";
import { emmetJSX } from "emmet-monaco-es";

const LsKey = "social.near:v01:";
const EditorLayoutKey = LsKey + "editorLayout:";
Expand All @@ -43,6 +44,72 @@ const Layout = {
Split: "Split",
};

const activateMonacoJSXHighlighter = async (monacoEditor, monaco) => {
// monaco-jsx-highlighter depends on these in addition to Monaco and an instance of a Monaco Editor.
const { default: traverse } = await import("@babel/traverse");
const { parse } = await import("@babel/parser");

if(monaco.KeyCode.US_SLASH === undefined) {
monaco.KeyCode.US_SLASH = monaco.KeyCode.Slash ?? 85;
}
// >>> The star of the show =P >>>
const { default: MonacoJSXHighlighter, JSXTypes } = await import(
"monaco-jsx-highlighter" // Note: there is a polyfilled version alongside the regular version.
); // For example, starting with 2.0.2, 2.0.2-polyfilled is also available.

// Instantiate the highlighter
const monacoJSXHighlighter = new MonacoJSXHighlighter(
monaco, // references Range and other APIs
parse, // obtains an AST, internally passes to parse options: {...options, sourceType: "module",plugins: ["jsx"],errorRecovery: true}
traverse, // helps collecting the JSX expressions within the AST
monacoEditor // highlights the content of that editor via decorations
);

// Start the JSX highlighting and get the dispose function
let disposeJSXHighlighting = monacoJSXHighlighter.highlightOnDidChangeModelContent();
// Enhance monaco's editor.action.commentLine with JSX commenting and get its disposer
let disposeJSXCommenting = monacoJSXHighlighter.addJSXCommentCommand();
// <<< You are all set. >>>

// Optional: customize the color font in JSX texts (style class JSXElement.JSXText.tastyPizza from ./index.css)
JSXTypes.JSXText.options.inlineClassName = "JSXElement.JSXText.tastyPizza";
// more details here: https://microsoft.github.io/monaco-editor/api/interfaces/monaco.editor.IModelDecorationOptions.html

// This example's shorthands for toggling actions
const toggleJSXHighlighting = () => {
if (disposeJSXHighlighting) {
disposeJSXHighlighting();
disposeJSXHighlighting = null;
return false;
}

disposeJSXHighlighting = monacoJSXHighlighter.highlightOnDidChangeModelContent();
return true;
};

const toggleJSXCommenting = () => {
if (disposeJSXCommenting) {
disposeJSXCommenting();
disposeJSXCommenting = null;
return false;
}

disposeJSXCommenting = monacoJSXHighlighter.addJSXCommentCommand();
return true;
};

const isToggleJSXHighlightingOn = () => !!disposeJSXHighlighting;
const isToggleJSXCommentingOn = () => !!disposeJSXCommenting;

return {
monacoJSXHighlighter,
toggleJSXHighlighting,
toggleJSXCommenting,
isToggleJSXHighlightingOn,
isToggleJSXCommentingOn
};
}

export default function EditorPage(props) {
useHashRouterLegacy();
const { widgetSrc } = useParams();
Expand Down Expand Up @@ -425,6 +492,12 @@ export default function EditorPage(props) {
setPreviewKey(`preview-${Date.now()}`);
};

const handleMount = useCallback((monacoEditor, monaco) => {
activateMonacoJSXHighlighter(monacoEditor, monaco);
emmetJSX(monaco);
}, []);


return (
<div className="container-fluid mt-1">
<RenameModal
Expand Down Expand Up @@ -623,6 +696,7 @@ export default function EditorPage(props) {
wrapperProps={{
onBlur: () => reformat(path, code),
}}
onMount={handleMount}
/>
</div>
<div className="mb-3 d-flex gap-2 flex-wrap">
Expand Down
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