@atlaskit/editor-core/dist/es2015/plugins/clear-formatting/commands.js

A package contains Atlassian editor core functionality

import { liftFollowingList } from '../../commands/lists';
export function clearFormatting(markTypes) {
    return function (state, dispatch) {
        var tr = state.tr;
        var _a = state.selection, from = _a.from, to = _a.to;
        var paragraph = state.schema.nodes.paragraph;
        markTypes.forEach(function (mark) { return tr.removeMark(from, to, state.schema.marks[mark]); });
        tr.setStoredMarks([]);
        if (paragraph) {
            tr.setBlockType(from, to, paragraph);
            tr = liftAllNodes(state, tr);
        }
        dispatch(tr);
        return true;
    };
}
function liftAllNodes(state, tr) {
    var paragraph = state.schema.nodes.paragraph;
    var _a = state.selection, $to = _a.$to, from = _a.from, to = _a.to;
    var paragraphs = [];
    if (listPresentAtPos(state.schema, $to)) {
        var selection = state.selection;
        var _b = state.schema.nodes, bulletList = _b.bulletList, orderedList = _b.orderedList, listItem = _b.listItem;
        var rootListDepth = void 0;
        for (var i = selection.$to.depth - 1; i > 0; i--) {
            var node = selection.$to.node(i);
            if (node.type === bulletList || node.type === orderedList) {
                rootListDepth = i;
            }
            if (node.type !== bulletList && node.type !== orderedList && node.type !== listItem) {
                break;
            }
        }
        tr = liftFollowingList(state, selection.$to.pos, selection.$to.end(rootListDepth), rootListDepth, tr);
    }
    tr.doc.nodesBetween(from, to, function (node, pos) {
        if (node.type === paragraph) {
            paragraphs.push({ node: node, pos: pos });
        }
    });
    for (var i = paragraphs.length - 1; i >= 0; i--) {
        var _c = paragraphs[i], node = _c.node, pos = _c.pos;
        var start = tr.doc.resolve(tr.mapping.map(pos));
        var end = tr.doc.resolve(tr.mapping.map(pos + node.textContent.length));
        if (start.depth > 0) {
            var range = start.blockRange(end);
            tr = tr.lift(range, 0);
        }
    }
    return tr;
}
function listPresentAtPos(schema, resPos) {
    for (var i = resPos.depth; i > 0; i--) {
        var node = resPos.node(i);
        if (node.type === schema.nodes.listItem) {
            return true;
        }
    }
    return false;
}
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