Method map

packages/muya/src/block/base/parent.ts:158–160

(callback: (cur: TreeNode, i: number) => M)

    }

    map<M>(callback: (cur: TreeNode, i: number) => M): M[] {
        return this.children.map(callback);
    }

    reduce<M>(
        callback: (memo: M, cur: TreeNode, i: number) => M,