@daysnap/utils/lib/chunk-APR56HNV.cjs

通用的工具库

"use strict";Object.defineProperty(exports, "__esModule", {value: true}); function _nullishCoalesce(lhs, rhsFn) { if (lhs != null) { return lhs; } else { return rhsFn(); } } function _optionalChain(ops) { let lastAccessLHS = undefined; let value = ops[0]; let i = 1; while (i < ops.length) { const op = ops[i]; const fn = ops[i + 1]; i += 2; if ((op === 'optionalAccess' || op === 'optionalCall') && value == null) { return undefined; } if (op === 'access' || op === 'optionalAccess') { lastAccessLHS = value; value = fn(value); } else if (op === 'call' || op === 'optionalCall') { value = fn((...args) => value.call(lastAccessLHS, ...args)); lastAccessLHS = undefined; } } return value; }// src/base64ToBlob.ts
function base64ToBlob(base64, contentType) {
  const [prefix, rest] = base64.split(",");
  const type = _nullishCoalesce(contentType, () => ( _optionalChain([prefix, 'access', _ => _.match, 'call', _2 => _2(/:(.*?);/), 'optionalAccess', _3 => _3[1]])));
  const data = atob(rest);
  let len = data.length;
  const u8arr = new Uint8Array(len);
  while (len--) {
    u8arr[len] = data.charCodeAt(len);
  }
  return new Blob([u8arr], { type });
}



exports.base64ToBlob = base64ToBlob;