A direct port of the codemirror.next demo to vanilla JS, using the NPM package @datavis-tech/codemirror-6-prerelease.
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CodeMirror 6 Example
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| license: mit |
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| <!doctype html> | |
| <meta charset=utf8> | |
| <title>CM6 demo</title> | |
| <link rel="stylesheet" href="https://unpkg.com/@datavis-tech/[email protected]/codemirror.next/legacy-modes/style/codemirror.css"> | |
| <script src="https://unpkg.com/@datavis-tech/[email protected]/dist/codemirror.js"></script> | |
| <style> | |
| .codemirror { height: 300px; overflow: auto; border: 1px solid silver} | |
| .codemirror-matching-bracket { background: red; } | |
| .codemirror-nonmatching-bracket { background: green; } | |
| </style> | |
| <body> | |
| <h1>CM6</h1> | |
| <div id=editor></div> | |
| <script> | |
| let { | |
| EditorState, | |
| EditorView, | |
| keymap, | |
| history, | |
| redo, | |
| redoSelection, | |
| undo, | |
| undoSelection, | |
| lineNumbers, | |
| baseKeymap, | |
| indentSelection, | |
| legacyMode, | |
| legacyModes: { javascript }, | |
| matchBrackets, | |
| specialChars, | |
| multipleSelections | |
| } = CodeMirror; | |
| let mode = legacyMode({mode: javascript({indentUnit: 2}, {})}) | |
| let isMac = /Mac/.test(navigator.platform) | |
| let state = EditorState.create({doc: `"use strict"; | |
| const {readFile} = require("fs"); | |
| readFile("package.json", "utf8", (err, data) => { | |
| console.log(data); | |
| });`, extensions: [ | |
| lineNumbers(), | |
| history(), | |
| specialChars(), | |
| multipleSelections(), | |
| mode, | |
| matchBrackets(), | |
| keymap({ | |
| "Mod-z": undo, | |
| "Mod-Shift-z": redo, | |
| "Mod-u": view => undoSelection(view) || true, | |
| [isMac ? "Mod-Shift-u" : "Alt-u"]: redoSelection, | |
| "Ctrl-y": isMac ? undefined : redo, | |
| "Shift-Tab": indentSelection | |
| }), | |
| keymap(baseKeymap), | |
| ]}) | |
| let view = new EditorView({state}) | |
| document.querySelector("#editor").appendChild(view.dom) | |
| </script> | |
| </body> |
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