fixlang.js

// MIT License
// 
// Copyright (c) 2020 Vladimir "farcaller" Pouzanov
// 
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
// 
// The above copyright notice and this permission notice shall be included in all
// copies or substantial portions of the Software.
// 
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
// SOFTWARE.

async (clipboardContentString) => {
  const EN_KEYS = 'qwertyuiop[]asdfghjkl;\'\\zxcvbnm,./QWERTYUIOP{}ASDFGHJKL:"|ZXCVBNM<>?!@#$%^&*()_+';
  const RU_KEYS = 'йцукенгшщзхъфывапролджэёячсмитьбю/ЙЦУКЕНГШЩЗХЪФЫВАПРОЛДЖЭЁЯЧСМИТЬБЮ?!"№%:,.;()_+';
  
  let out = '';
  for (let c of clipboardContentString) {
    const idx = EN_KEYS.indexOf(c);
    if (idx !== -1) {
      out += RU_KEYS[idx];
    } else {
      out += c;
    }
  };
  return out;
}