lib/install/rust.js
function sha256stream() {
  var sha256 = createHash('sha256');
  var stream = new Transform();
  stream._transform = function(chunk, encoding, callback) {
    this.push(chunk);
    sha256.update(chunk);
    callback();
  };
  stream.on('finish', () => {
    stream.emit('sha256', sha256.digest('hex'));
  });
  return stream;
}
function sha256stream() {
  var sha256 = createHash('sha256');
  var stream = new Transform();
  stream._transform = function(chunk, encoding, callback) {
    this.push(chunk);
    sha256.update(chunk);
    callback();
  };
  stream.on('finish', () => {
    stream.emit('sha256', sha256.digest('hex'));
  });
  return stream;
}
function sha256stream ( ) { var sha256 = createHash ( 'sha256' ) ; var stream = new Transform ( ) ; stream . _transform = function ( chunk , encoding , callback ) { this . push ( chunk ) ; sha256 . update ( chunk ) ; callback ( ) ; } ; stream . on ( 'finish' , ( ) => { stream . emit ( 'sha256' , sha256 . digest ( 'hex' ) ) ; } ) ; return stream ; }
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