@langchain/openai/dist/utils/misc.cjs.map

OpenAI integrations for LangChain.js

{"version":3,"file":"misc.cjs","names":["fn: () => T","model?: string","message: ChatMessage","block:\n    | ContentBlock.Multimodal.File\n    | ContentBlock.Multimodal.Video\n    | Data.StandardFileBlock","message: BaseMessage","ChatMessage","model: string"],"sources":["../../src/utils/misc.ts"],"sourcesContent":["import type { OpenAI as OpenAIClient } from \"openai\";\nimport {\n  BaseMessage,\n  ChatMessage,\n  ContentBlock,\n  Data,\n} from \"@langchain/core/messages\";\n\nexport const iife = <T>(fn: () => T) => fn();\n\nexport function isReasoningModel(model?: string) {\n  if (!model) return false;\n  if (/^o\\d/.test(model ?? \"\")) return true;\n  if (model.startsWith(\"gpt-5\") && !model.startsWith(\"gpt-5-chat\")) return true;\n  return false;\n}\n\nexport function extractGenericMessageCustomRole(message: ChatMessage) {\n  if (\n    message.role !== \"system\" &&\n    message.role !== \"developer\" &&\n    message.role !== \"assistant\" &&\n    message.role !== \"user\" &&\n    message.role !== \"function\" &&\n    message.role !== \"tool\"\n  ) {\n    console.warn(`Unknown message role: ${message.role}`);\n  }\n\n  return message.role as OpenAIClient.ChatCompletionRole;\n}\n\nexport function getRequiredFilenameFromMetadata(\n  block:\n    | ContentBlock.Multimodal.File\n    | ContentBlock.Multimodal.Video\n    | Data.StandardFileBlock\n): string {\n  const filename = (block.metadata?.filename ??\n    block.metadata?.name ??\n    block.metadata?.title) as string;\n\n  if (!filename) {\n    throw new Error(\n      \"a filename or name or title is needed via meta-data for OpenAI when working with multimodal blocks\"\n    );\n  }\n\n  return filename;\n}\nexport function messageToOpenAIRole(\n  message: BaseMessage\n): OpenAIClient.ChatCompletionRole {\n  const type = message._getType();\n  switch (type) {\n    case \"system\":\n      return \"system\";\n    case \"ai\":\n      return \"assistant\";\n    case \"human\":\n      return \"user\";\n    case \"function\":\n      return \"function\";\n    case \"tool\":\n      return \"tool\";\n    case \"generic\": {\n      if (!ChatMessage.isInstance(message))\n        throw new Error(\"Invalid generic chat message\");\n      return extractGenericMessageCustomRole(message);\n    }\n    default:\n      throw new Error(`Unknown message type: ${type}`);\n  }\n}\n\nexport function _modelPrefersResponsesAPI(model: string): boolean {\n  return model.includes(\"gpt-5.2-pro\");\n}\n"],"mappings":";;;;AAQA,MAAa,OAAO,CAAIA,OAAgB,IAAI;AAE5C,SAAgB,iBAAiBC,OAAgB;AAC/C,KAAI,CAAC,MAAO,QAAO;AACnB,KAAI,OAAO,KAAK,SAAS,GAAG,CAAE,QAAO;AACrC,KAAI,MAAM,WAAW,QAAQ,IAAI,CAAC,MAAM,WAAW,aAAa,CAAE,QAAO;AACzE,QAAO;AACR;AAED,SAAgB,gCAAgCC,SAAsB;AACpE,KACE,QAAQ,SAAS,YACjB,QAAQ,SAAS,eACjB,QAAQ,SAAS,eACjB,QAAQ,SAAS,UACjB,QAAQ,SAAS,cACjB,QAAQ,SAAS,QAEjB,QAAQ,KAAK,CAAC,sBAAsB,EAAE,QAAQ,MAAM,CAAC;AAGvD,QAAO,QAAQ;AAChB;AAED,SAAgB,gCACdC,OAIQ;CACR,MAAM,WAAY,MAAM,UAAU,YAChC,MAAM,UAAU,QAChB,MAAM,UAAU;AAElB,KAAI,CAAC,SACH,OAAM,IAAI,MACR;AAIJ,QAAO;AACR;AACD,SAAgB,oBACdC,SACiC;CACjC,MAAM,OAAO,QAAQ,UAAU;AAC/B,SAAQ,MAAR;EACE,KAAK,SACH,QAAO;EACT,KAAK,KACH,QAAO;EACT,KAAK,QACH,QAAO;EACT,KAAK,WACH,QAAO;EACT,KAAK,OACH,QAAO;EACT,KAAK;AACH,OAAI,CAACC,sCAAY,WAAW,QAAQ,CAClC,OAAM,IAAI,MAAM;AAClB,UAAO,gCAAgC,QAAQ;EAEjD,QACE,OAAM,IAAI,MAAM,CAAC,sBAAsB,EAAE,MAAM;CAClD;AACF;AAED,SAAgB,0BAA0BC,OAAwB;AAChE,QAAO,MAAM,SAAS,cAAc;AACrC"}