{"ast":null,"code":"// Adapted from Chris Veness' SHA1 code at\n// http://www.movable-type.co.uk/scripts/sha1.html\nfunction f(s, x, y, z) {\n  switch (s) {\n    case 0:\n      return x & y ^ ~x & z;\n    case 1:\n      return x ^ y ^ z;\n    case 2:\n      return x & y ^ x & z ^ y & z;\n    case 3:\n      return x ^ y ^ z;\n  }\n}\nfunction ROTL(x, n) {\n  return x << n | x >>> 32 - n;\n}\nfunction sha1(bytes) {\n  var K = [0x5a827999, 0x6ed9eba1, 0x8f1bbcdc, 0xca62c1d6];\n  var H = [0x67452301, 0xefcdab89, 0x98badcfe, 0x10325476, 0xc3d2e1f0];\n  if (typeof bytes === 'string') {\n    var msg = unescape(encodeURIComponent(bytes)); // UTF8 escape\n\n    bytes = [];\n    for (var i = 0; i < msg.length; ++i) {\n      bytes.push(msg.charCodeAt(i));\n    }\n  } else if (!Array.isArray(bytes)) {\n    // Convert Array-like to Array\n    bytes = Array.prototype.slice.call(bytes);\n  }\n  bytes.push(0x80);\n  var l = bytes.length / 4 + 2;\n  var N = Math.ceil(l / 16);\n  var M = new Array(N);\n  for (var _i = 0; _i < N; ++_i) {\n    var arr = new Uint32Array(16);\n    for (var j = 0; j < 16; ++j) {\n      arr[j] = bytes[_i * 64 + j * 4] << 24 | bytes[_i * 64 + j * 4 + 1] << 16 | bytes[_i * 64 + j * 4 + 2] << 8 | bytes[_i * 64 + j * 4 + 3];\n    }\n    M[_i] = arr;\n  }\n  M[N - 1][14] = (bytes.length - 1) * 8 / Math.pow(2, 32);\n  M[N - 1][14] = Math.floor(M[N - 1][14]);\n  M[N - 1][15] = (bytes.length - 1) * 8 & 0xffffffff;\n  for (var _i2 = 0; _i2 < N; ++_i2) {\n    var W = new Uint32Array(80);\n    for (var t = 0; t < 16; ++t) {\n      W[t] = M[_i2][t];\n    }\n    for (var _t = 16; _t < 80; ++_t) {\n      W[_t] = ROTL(W[_t - 3] ^ W[_t - 8] ^ W[_t - 14] ^ W[_t - 16], 1);\n    }\n    var a = H[0];\n    var b = H[1];\n    var c = H[2];\n    var d = H[3];\n    var e = H[4];\n    for (var _t2 = 0; _t2 < 80; ++_t2) {\n      var s = Math.floor(_t2 / 20);\n      var T = ROTL(a, 5) + f(s, b, c, d) + e + K[s] + W[_t2] >>> 0;\n      e = d;\n      d = c;\n      c = ROTL(b, 30) >>> 0;\n      b = a;\n      a = T;\n    }\n    H[0] = H[0] + a >>> 0;\n    H[1] = H[1] + b >>> 0;\n    H[2] = H[2] + c >>> 0;\n    H[3] = H[3] + d >>> 0;\n    H[4] = H[4] + e >>> 0;\n  }\n  return [H[0] >> 24 & 0xff, H[0] >> 16 & 0xff, H[0] >> 8 & 0xff, H[0] & 0xff, H[1] >> 24 & 0xff, H[1] >> 16 & 0xff, H[1] >> 8 & 0xff, H[1] & 0xff, H[2] >> 24 & 0xff, H[2] >> 16 & 0xff, H[2] >> 8 & 0xff, H[2] & 0xff, H[3] >> 24 & 0xff, H[3] >> 16 & 0xff, H[3] >> 8 & 0xff, H[3] & 0xff, H[4] >> 24 & 0xff, H[4] >> 16 & 0xff, H[4] >> 8 & 0xff, H[4] & 0xff];\n}\nexport default 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0xc3d2e1f0];\n  if (typeof bytes === 'string') {\n    var msg = unescape(encodeURIComponent(bytes)); // UTF8 escape\n\n    bytes = [];\n    for (var i = 0; i < msg.length; ++i) {\n      bytes.push(msg.charCodeAt(i));\n    }\n  } else if (!Array.isArray(bytes)) {\n    // Convert Array-like to Array\n    bytes = Array.prototype.slice.call(bytes);\n  }\n  bytes.push(0x80);\n  var l = bytes.length / 4 + 2;\n  var N = Math.ceil(l / 16);\n  var M = new Array(N);\n  for (var _i = 0; _i < N; ++_i) {\n    var arr = new Uint32Array(16);\n    for (var j = 0; j < 16; ++j) {\n      arr[j] = bytes[_i * 64 + j * 4] << 24 | bytes[_i * 64 + j * 4 + 1] << 16 | bytes[_i * 64 + j * 4 + 2] << 8 | bytes[_i * 64 + j * 4 + 3];\n    }\n    M[_i] = arr;\n  }\n  M[N - 1][14] = (bytes.length - 1) * 8 / Math.pow(2, 32);\n  M[N - 1][14] = Math.floor(M[N - 1][14]);\n  M[N - 1][15] = (bytes.length - 1) * 8 & 0xffffffff;\n  for (var _i2 = 0; _i2 < N; ++_i2) {\n    var W = new Uint32Array(80);\n    for (var t = 0; t < 16; ++t) {\n      W[t] = M[_i2][t];\n    }\n    for (var _t = 16; _t < 80; ++_t) {\n      W[_t] = ROTL(W[_t - 3] ^ W[_t - 8] ^ W[_t - 14] ^ W[_t - 16], 1);\n    }\n    var a = H[0];\n    var b = H[1];\n    var c = H[2];\n    var d = H[3];\n    var e = H[4];\n    for (var _t2 = 0; _t2 < 80; ++_t2) {\n      var s = Math.floor(_t2 / 20);\n      var T = ROTL(a, 5) + f(s, b, c, d) + e + K[s] + W[_t2] >>> 0;\n      e = d;\n      d = c;\n      c = ROTL(b, 30) >>> 0;\n      b = a;\n      a = T;\n    }\n    H[0] = H[0] + a >>> 0;\n    H[1] = H[1] + b >>> 0;\n    H[2] = H[2] + c >>> 0;\n    H[3] = H[3] + d >>> 0;\n    H[4] = H[4] + e >>> 0;\n  }\n  return [H[0] >> 24 & 0xff, H[0] >> 16 & 0xff, H[0] >> 8 & 0xff, H[0] & 0xff, H[1] >> 24 & 0xff, H[1] >> 16 & 0xff, H[1] >> 8 & 0xff, H[1] & 0xff, H[2] >> 24 & 0xff, H[2] >> 16 & 0xff, H[2] >> 8 & 0xff, H[2] & 0xff, H[3] >> 24 & 0xff, H[3] >> 16 & 0xff, H[3] >> 8 & 0xff, H[3] & 0xff, H[4] >> 24 & 0xff, H[4] >> 16 & 0xff, H[4] >> 8 & 0xff, H[4] & 0xff];\n}\nexport default 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