@kedao/editor/lib/extensions/markdown/modifiers/handleInlineStyle.js

Rich Text Editor Based On Draft.js

import changeCurrentInlineStyle from './changeCurrentInlineStyle';
const inlineMatchers = {
    BOLD: /(?:^|\s|\n|[^A-z0-9_*~`])(\*{2}|_{2})((?!\1).*?)(\1)($|\s|\n|[^A-z0-9_*~`])/g,
    ITALIC: /(?:^|\s|\n|[^A-z0-9_*~`])(\*{1}|_{1})((?!\1).*?)(\1)($|\s|\n|[^A-z0-9_*~`])/g,
    CODE: /(?:^|\s|\n|[^A-z0-9_*~`])(`)((?!\1).*?)(\1)($|\s|\n|[^A-z0-9_*~`])/g,
    STRIKETHROUGH: /(?:^|\s|\n|[^A-z0-9_*~`])(~{2})((?!\1).*?)(\1)($|\s|\n|[^A-z0-9_*~`])/g
};
const handleInlineStyle = (editorState, character) => {
    const key = editorState.getSelection().getStartKey();
    const text = editorState.getCurrentContent().getBlockForKey(key).getText();
    const line = `${text}${character}`;
    let newEditorState = editorState;
    Object.keys(inlineMatchers).some((k) => {
        const re = inlineMatchers[k];
        let matchArr;
        do {
            matchArr = re.exec(line);
            if (matchArr) {
                newEditorState = changeCurrentInlineStyle(newEditorState, matchArr, k);
            }
        } while (matchArr);
        return newEditorState !== editorState;
    });
    return newEditorState;
};
export default handleInlineStyle;
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