All files / src/utils scramblers.js

42.86% Statements 6/14
0% Branches 0/29
0% Functions 0/8
42.86% Lines 6/14

Press n or j to go to the next uncovered block, b, p or k for the previous block.

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53        1x   1x             1x   1x                     1x                               1x                    
import R from 'ramda'
 
import { PRINTABLE_CHAR_CODES, NO_BREAK_SPACE_CHAR_CODE } from './constant'
 
const noBreakSpace = String.fromCharCode(NO_BREAK_SPACE_CHAR_CODE)
 
const randomChar = () =>
  R.pipe(
    R.concat([NO_BREAK_SPACE_CHAR_CODE]),
    array => array[Math.floor(Math.random() * array.length)],
    String.fromCharCode
  )(PRINTABLE_CHAR_CODES)
 
const array2String = R.reduce(R.concat, '')
 
export const mixcramble = (_, text = '', mask = [], noBreakSpaceFlag) =>
  R.pipe(
    R.addIndex(R.map)(
      (d, i) =>
        d === 0
          ? randomChar()
          : text[i] || (noBreakSpaceFlag ? noBreakSpace : '')
    ),
    array2String
  )(mask)
 
export const descramble = (
  result = '',
  text = '',
  mask = [],
  noBreakSpaceFlag
) =>
  R.pipe(
    R.addIndex(R.map)(
      (d, i) =>
        d === 0
          ? result[i] || (noBreakSpaceFlag ? noBreakSpace : '')
          : text[i] || (noBreakSpaceFlag ? noBreakSpace : '')
    ),
    array2String
  )(mask)
 
export const scramble = (result = '', _, mask = [], noBreakSpaceFlag) =>
  R.pipe(
    R.addIndex(R.map)(
      (d, i) =>
        d === 0
          ? result[i] || (noBreakSpaceFlag ? noBreakSpace : '')
          : randomChar()
    ),
    array2String
  )(mask)