@langchain/core/dist/utils/env.cjs.map

Core LangChain.js abstractions and schemas

{"version":3,"file":"env.cjs","names":["env: string","runtimeEnvironment: RuntimeEnvironment | undefined","name: string"],"sources":["../../src/utils/env.ts"],"sourcesContent":["// Inlined from https://github.com/flexdinesh/browser-or-node\ndeclare global {\n  const Deno:\n    | {\n        version: {\n          deno: string;\n        };\n        env: {\n          get: (name: string) => string | undefined;\n        };\n      }\n    | undefined;\n}\n\nexport const isBrowser = () =>\n  typeof window !== \"undefined\" && typeof window.document !== \"undefined\";\n\nexport const isWebWorker = () =>\n  typeof globalThis === \"object\" &&\n  globalThis.constructor &&\n  globalThis.constructor.name === \"DedicatedWorkerGlobalScope\";\n\nexport const isJsDom = () =>\n  (typeof window !== \"undefined\" && window.name === \"nodejs\") ||\n  (typeof navigator !== \"undefined\" && navigator.userAgent.includes(\"jsdom\"));\n\n// Supabase Edge Function provides a `Deno` global object\n// without `version` property\nexport const isDeno = () => typeof Deno !== \"undefined\";\n\n// Mark not-as-node if in Supabase Edge Function\nexport const isNode = () =>\n  typeof process !== \"undefined\" &&\n  typeof process.versions !== \"undefined\" &&\n  typeof process.versions.node !== \"undefined\" &&\n  !isDeno();\n\nexport const getEnv = () => {\n  let env: string;\n  if (isBrowser()) {\n    env = \"browser\";\n  } else if (isNode()) {\n    env = \"node\";\n  } else if (isWebWorker()) {\n    env = \"webworker\";\n  } else if (isJsDom()) {\n    env = \"jsdom\";\n  } else if (isDeno()) {\n    env = \"deno\";\n  } else {\n    env = \"other\";\n  }\n\n  return env;\n};\n\nexport type RuntimeEnvironment = {\n  library: string;\n  libraryVersion?: string;\n  runtime: string;\n  runtimeVersion?: string;\n};\n\nlet runtimeEnvironment: RuntimeEnvironment | undefined;\n\nexport function getRuntimeEnvironment(): RuntimeEnvironment {\n  if (runtimeEnvironment === undefined) {\n    const env = getEnv();\n\n    runtimeEnvironment = {\n      library: \"langchain-js\",\n      runtime: env,\n    };\n  }\n  return runtimeEnvironment;\n}\n\nexport function getEnvironmentVariable(name: string): string | undefined {\n  // Certain Deno setups will throw an error if you try to access environment variables\n  // https://github.com/langchain-ai/langchainjs/issues/1412\n  try {\n    if (typeof process !== \"undefined\") {\n      // eslint-disable-next-line no-process-env\n      return process.env?.[name];\n    } else if (isDeno()) {\n      return Deno?.env.get(name);\n    } else {\n      return undefined;\n    }\n  } catch {\n    return undefined;\n  }\n}\n"],"mappings":";;;;;;;;;;;;;;AAcA,MAAa,YAAY,MACvB,OAAO,WAAW,eAAe,OAAO,OAAO,aAAa;AAE9D,MAAa,cAAc,MACzB,OAAO,eAAe,YACtB,WAAW,eACX,WAAW,YAAY,SAAS;AAElC,MAAa,UAAU,MACpB,OAAO,WAAW,eAAe,OAAO,SAAS,YACjD,OAAO,cAAc,eAAe,UAAU,UAAU,SAAS,QAAQ;AAI5E,MAAa,SAAS,MAAM,OAAO,SAAS;AAG5C,MAAa,SAAS,MACpB,OAAO,YAAY,eACnB,OAAO,QAAQ,aAAa,eAC5B,OAAO,QAAQ,SAAS,SAAS,eACjC,CAAC,QAAQ;AAEX,MAAa,SAAS,MAAM;CAC1B,IAAIA;AACJ,KAAI,WAAW,EACb,MAAM;UACG,QAAQ,EACjB,MAAM;UACG,aAAa,EACtB,MAAM;UACG,SAAS,EAClB,MAAM;UACG,QAAQ,EACjB,MAAM;MAEN,MAAM;AAGR,QAAO;AACR;AASD,IAAIC;AAEJ,SAAgB,wBAA4C;AAC1D,KAAI,uBAAuB,QAAW;EACpC,MAAM,MAAM,QAAQ;EAEpB,qBAAqB;GACnB,SAAS;GACT,SAAS;EACV;CACF;AACD,QAAO;AACR;AAED,SAAgB,uBAAuBC,MAAkC;AAGvE,KAAI;AACF,MAAI,OAAO,YAAY,YAErB,QAAO,QAAQ,MAAM;WACZ,QAAQ,CACjB,QAAO,MAAM,IAAI,IAAI,KAAK;MAE1B,QAAO;CAEV,QAAO;AACN,SAAO;CACR;AACF"}