img-clipboard/index.js

A cross platform utility to copy images to clipboard

'use strict';

require('./scripts/set-permissions');
const tempWrite = require('temp-write');
const { exec } = require('child_process');

const isWayland = () => process.env.XDG_SESSION_TYPE === 'wayland';

const run = (cmd) => new Promise((done) => exec(cmd, { cwd: __dirname }, (...args) => done(args)));

const copyX11 = (file) => run(`xclip -sel clip -t image/png -i "${file}"`);

const copyWayland = (file) => run(`wl-copy < "${file}"`);

const copyLinux = (file) => (isWayland() ? copyWayland(file) : copyX11(file));

const copyOsx = (file) => run(`./scripts/osx-copy-image "${file}"`);

const copyWindows = (file) =>
  run(
    `powershell.exe -ExecutionPolicy Bypass Start-Process -NoNewWindow -FilePath ./scripts/file2clip.exe -ArgumentList "${file}"`
  );

const copyImg = (img) => {
  const file = Buffer.isBuffer(img) ? tempWrite.sync(img) : img;
  return process.platform === 'win32'
    ? copyWindows(file)
    : process.platform === 'darwin'
    ? copyOsx(file)
    : copyLinux(file);
};

const ErrorCodes = {
  COMMAND_NOT_FOUND: 127
};

module.exports = { copyImg, ErrorCodes, isWayland };