{
  "version": 3,
  "sources": ["../../../../src/packages/package-is-installable/checkPlatform.ts"],
  "sourcesContent": ["import { PnpmError } from '../error/index.ts';\nimport type { SupportedArchitectures } from '../types/index.ts';\nimport { familySync as getLibcFamilySync } from 'detect-libc';\n\nconst currentLibc = getLibcFamilySync() ?? 'unknown';\n\nexport class UnsupportedPlatformError extends PnpmError {\n  wanted: WantedPlatform;\n  current: Platform;\n\n  constructor(packageId: string, wanted: WantedPlatform, current: Platform) {\n    super(\n      'UNSUPPORTED_PLATFORM',\n      `Unsupported platform for ${packageId}: wanted ${JSON.stringify(wanted)} (current: ${JSON.stringify(current)})`\n    );\n    this.wanted = wanted;\n    this.current = current;\n  }\n}\n\nexport function checkPlatform(\n  packageId: string,\n  wantedPlatform: WantedPlatform,\n  supportedArchitectures?: SupportedArchitectures\n): UnsupportedPlatformError | null {\n  const current = {\n    os: dedupeCurrent(\n      process.platform,\n      supportedArchitectures?.os ?? ['current']\n    ),\n    cpu: dedupeCurrent(\n      process.arch,\n      supportedArchitectures?.cpu ?? ['current']\n    ),\n    libc: dedupeCurrent(\n      currentLibc,\n      supportedArchitectures?.libc ?? ['current']\n    ),\n  };\n\n  const { platform, arch } = process;\n  let osOk = true;\n  let cpuOk = true;\n  let libcOk = true;\n\n  if (typeof wantedPlatform.os !== 'undefined') {\n    osOk = checkList(current.os, wantedPlatform.os);\n  }\n  if (typeof wantedPlatform.cpu !== 'undefined') {\n    cpuOk = checkList(current.cpu, wantedPlatform.cpu);\n  }\n  if (typeof wantedPlatform.libc !== 'undefined' && currentLibc !== 'unknown') {\n    libcOk = checkList(current.libc, wantedPlatform.libc);\n  }\n\n  if (!osOk || !cpuOk || !libcOk) {\n    return new UnsupportedPlatformError(packageId, wantedPlatform, {\n      os: platform,\n      cpu: arch,\n      libc: currentLibc,\n    });\n  }\n\n  return null;\n}\n\nexport interface Platform {\n  cpu: string | string[];\n  os: string | string[];\n  libc: string | string[];\n}\n\nexport type WantedPlatform = Partial<Platform>;\n\nfunction checkList(value: string | string[], list: string | string[]): boolean {\n  let tmp: string | undefined;\n  let match = false;\n  let blc = 0;\n\n  let newList = list;\n\n  if (typeof newList === 'string') {\n    newList = [newList];\n  }\n\n  newList = newList.filter((value) => typeof value === 'string');\n\n  if (newList.length === 1 && newList[0] === 'any') {\n    return true;\n  }\n\n  const values = Array.isArray(value) ? value : [value];\n\n  for (const value of values) {\n    for (let i = 0; i < newList.length; ++i) {\n      tmp = newList[i];\n\n      if (typeof tmp !== 'string') {\n        continue;\n      }\n\n      if (tmp[0] === '!') {\n        tmp = tmp.slice(1);\n        if (tmp === value) {\n          return false;\n        }\n        ++blc;\n      } else {\n        match = match || tmp === value;\n      }\n    }\n  }\n\n  return match || blc === list.length;\n}\n\nfunction dedupeCurrent(current: string, supported: string[]): string[] {\n  return supported.map((supported) => {\n    return supported === 'current' ? current : supported;\n  });\n}\n"],
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