@bhsd/codemirror-mediawiki/dist/keymap.js

Modified CodeMirror mode based on wikimedia/mediawiki-extensions-CodeMirror

import { keymap } from '@codemirror/view';
import { EditorSelection } from '@codemirror/state';
import { keybindings, encapsulateLines } from './keybindings';
/**
 * 生成keymap
 * @param opt 快捷键设置
 * @param opt.key 键名
 * @param opt.pre 前缀
 * @param opt.post 后缀
 * @param opt.splitlines 是否分行
 */
const getKeymap = ({ key, pre = '', post = '', splitlines }) => ({
    key,
    run(view) {
        const { state } = view;
        view.dispatch(state.changeByRange(({ from, to }) => {
            if (splitlines) {
                const start = state.doc.lineAt(from).from, end = state.doc.lineAt(to).to, insert = encapsulateLines(state.sliceDoc(start, end), pre, post);
                return {
                    range: EditorSelection.range(start, start + insert.length),
                    changes: { from: start, to: end, insert },
                };
            }
            const insert = pre + state.sliceDoc(from, to) + post, head = from + insert.length;
            return {
                range: from === to
                    ? EditorSelection.range(from + pre.length, head - post.length)
                    : EditorSelection.range(head, head),
                changes: { from, to, insert },
            };
        }));
        return true;
    },
    preventDefault: true,
});
export default keymap.of(keybindings.map(getKeymap));