tldraw/dist-esm/lib/utils/text/richText.mjs.map

A tiny little drawing editor.

{
  "version": 3,
  "sources": ["../../../../src/lib/utils/text/richText.ts"],
  "sourcesContent": ["import {\n\tExtension,\n\tExtensions,\n\textensions,\n\tgenerateHTML,\n\tgenerateJSON,\n\tgenerateText,\n\tJSONContent,\n} from '@tiptap/core'\nimport { Code } from '@tiptap/extension-code'\nimport { Highlight } from '@tiptap/extension-highlight'\nimport { Node } from '@tiptap/pm/model'\nimport { StarterKit } from '@tiptap/starter-kit'\nimport {\n\tEditor,\n\tgetOwnProperty,\n\tRichTextFontVisitorState,\n\tTLFontFace,\n\tTLRichText,\n\tWeakCache,\n} from '@tldraw/editor'\nimport { DefaultFontFaces } from '../../shapes/shared/defaultFonts'\n\n/** @public */\nexport const KeyboardShiftEnterTweakExtension = Extension.create({\n\tname: 'keyboardShiftEnterHandler',\n\taddKeyboardShortcuts() {\n\t\treturn {\n\t\t\t// We don't support soft breaks, so we just use the default enter command.\n\t\t\t'Shift-Enter': ({ editor }) => editor.commands.enter(),\n\t\t}\n\t},\n})\n\n// We change the default Code to override what's in the StarterKit.\n// It allows for other attributes/extensions.\n// @ts-ignore this is fine.\nCode.config.excludes = undefined\n\n// We want the highlighting to take precedence over bolding/italics/links\n// as far as rendering is concerned. Otherwise, the highlighting\n// looks broken up.\nHighlight.config.priority = 1100\n\n/**\n * Default extensions for the TipTap editor.\n *\n * @public\n */\nexport const tipTapDefaultExtensions: Extensions = [\n\tStarterKit.configure({\n\t\tblockquote: false,\n\t\tcodeBlock: false,\n\t\thorizontalRule: false,\n\t\tlink: {\n\t\t\topenOnClick: false,\n\t\t\tautolink: true,\n\t\t},\n\t\t// Prevent trailing paragraph insertion after lists (fixes #7641)\n\t\ttrailingNode: {\n\t\t\tnotAfter: ['paragraph', 'bulletList', 'orderedList', 'listItem'],\n\t\t},\n\t}),\n\tHighlight,\n\tKeyboardShiftEnterTweakExtension,\n\n\t// N.B. We disable the text direction core extension in RichTextArea,\n\t// but we add it back in again here in our own extensions list so that\n\t// people can omit/override it if they want to.\n\textensions.TextDirection.configure({ direction: 'auto' }),\n]\n\n// todo: bust this if the editor changes, too\nconst htmlCache = new WeakCache<TLRichText, string>()\n\n/**\n * Renders HTML from a rich text string.\n *\n * @param editor - The editor instance.\n * @param richText - The rich text content.\n *\n * @public\n */\nexport function renderHtmlFromRichText(editor: Editor, richText: TLRichText) {\n\treturn htmlCache.get(richText, () => {\n\t\tconst tipTapExtensions =\n\t\t\teditor.getTextOptions().tipTapConfig?.extensions ?? tipTapDefaultExtensions\n\t\tconst html = generateHTML(richText as JSONContent, tipTapExtensions)\n\t\t// We replace empty paragraphs with a single line break to prevent the browser from collapsing them.\n\t\treturn html.replaceAll('<p dir=\"auto\"></p>', '<p><br /></p>') ?? ''\n\t})\n}\n\n/**\n * Renders HTML from a rich text string for measurement.\n * @param editor - The editor instance.\n * @param richText - The rich text content.\n *\n * @public\n */\nexport function renderHtmlFromRichTextForMeasurement(editor: Editor, richText: TLRichText) {\n\tconst html = renderHtmlFromRichText(editor, richText)\n\treturn `<div class=\"tl-rich-text\">${html}</div>`\n}\n\n// A weak cache used to store plaintext that's been extracted from rich text.\nconst plainTextFromRichTextCache = new WeakCache<TLRichText, string>()\n\nexport function isEmptyRichText(richText: TLRichText) {\n\tif (richText.content.length === 1) {\n\t\tif (!(richText.content[0] as any).content) return true\n\t}\n\treturn false\n}\n\n/**\n * Renders plaintext from a rich text string.\n * @param editor - The editor instance.\n * @param richText - The rich text content.\n *\n * @public\n */\nexport function renderPlaintextFromRichText(editor: Editor, richText: TLRichText) {\n\tif (isEmptyRichText(richText)) return ''\n\n\treturn plainTextFromRichTextCache.get(richText, () => {\n\t\tconst tipTapExtensions =\n\t\t\teditor.getTextOptions().tipTapConfig?.extensions ?? tipTapDefaultExtensions\n\t\treturn generateText(richText as JSONContent, tipTapExtensions, {\n\t\t\tblockSeparator: '\\n',\n\t\t})\n\t})\n}\n\n/**\n * Renders JSONContent from html.\n * @param editor - The editor instance.\n * @param richText - The rich text content.\n *\n * @public\n */\nexport function renderRichTextFromHTML(editor: Editor, html: string): TLRichText {\n\tconst tipTapExtensions =\n\t\teditor.getTextOptions().tipTapConfig?.extensions ?? tipTapDefaultExtensions\n\treturn generateJSON(html, tipTapExtensions) as TLRichText\n}\n\n/** @public */\nexport function defaultAddFontsFromNode(\n\tnode: Node,\n\tstate: RichTextFontVisitorState,\n\taddFont: (font: TLFontFace) => void\n) {\n\tfor (const mark of node.marks) {\n\t\tif (mark.type.name === 'bold' && state.weight !== 'bold') {\n\t\t\tstate = { ...state, weight: 'bold' }\n\t\t}\n\t\tif (mark.type.name === 'italic' && state.style !== 'italic') {\n\t\t\tstate = { ...state, style: 'italic' }\n\t\t}\n\t\tif (mark.type.name === 'code' && state.family !== 'tldraw_mono') {\n\t\t\tstate = { ...state, family: 'tldraw_mono' }\n\t\t}\n\t}\n\n\tconst fontsForFamily = getOwnProperty(DefaultFontFaces, state.family)\n\tif (!fontsForFamily) return state\n\n\tconst fontsForStyle = getOwnProperty(fontsForFamily, state.style)\n\tif (!fontsForStyle) return state\n\n\tconst fontsForWeight = getOwnProperty(fontsForStyle, state.weight)\n\tif (!fontsForWeight) return state\n\n\taddFont(fontsForWeight)\n\n\treturn state\n}\n"],
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