Brunobkr/llama.cpp_AlgMor24_github

1 2let { urlAlphabet } = require('./url-alphabet/index.cjs')3 4let random = bytes => crypto.getRandomValues(new Uint8Array(bytes))5 6let customRandom = (alphabet, defaultSize, getRandom) => {7  let mask = (2 << (Math.log(alphabet.length - 1) / Math.LN2)) - 18 9 10 11  let step = -~((1.6 * mask * defaultSize) / alphabet.length)12 13  return (size = defaultSize) => {14    if (size <= 0) return ''15    let id = ''16    while (true) {17      let bytes = getRandom(step)18      let j = step | 019      while (j--) {20        id += alphabet[bytes[j] & mask] || ''21        if (id.length === size) return id22      }23    }24  }25}26 27let customAlphabet = (alphabet, size = 21) =>28  customRandom(alphabet, size, random)29 30let nanoid = (size = 21) =>31  crypto.getRandomValues(new Uint8Array(size)).reduce((id, byte) => {32    byte &= 6333    if (byte < 36) {34      id += byte.toString(36)35    } else if (byte < 62) {36      id += (byte - 26).toString(36).toUpperCase()37    } else if (byte > 62) {38      id += '-'39    } else {40      id += '_'41    }42    return id43  }, '')44 45module.exports = { nanoid, customAlphabet, customRandom, urlAlphabet, random }46