javiercejudo/string-translate

/*jshint node:true */

'use strict';

var R = require('./R');

var contains = R.memoize(function(symbols) {
  return R.memoize(R.contains(R.__, symbols));
});

var indexOfSymbol = R.memoize(function(symbols) {
  return R.memoize(R.indexOf(R.__, symbols));
});

var nthSymbol = R.memoize(function(symbols) {
  return R.memoize(R.nth(R.__, symbols));
});

module.exports = Object.freeze({
  joinWithoutSep: R.join(''),
  translateCharacter: R.memoize(function(oldSymbols, newSymbols) {
    return R.memoize(R.ifElse(
      contains(oldSymbols),
      R.pipe(
        indexOfSymbol(oldSymbols),
        nthSymbol(newSymbols)
      ),
      R.identity
    ));
  })
});