@genkit-ai/vertexai/lib/common/utils.mjs.map

Genkit AI framework plugin for Google Cloud Vertex AI APIs including Gemini APIs, Imagen, and more.

{"version":3,"sources":["../../src/common/utils.ts"],"sourcesContent":["/**\n * Copyright 2025 Google LLC\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n *     http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an \"AS IS\" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n */\n\nimport { GenkitError } from 'genkit';\nimport { GoogleAuth, GoogleAuthOptions } from 'google-auth-library';\nimport { CLOUD_PLATFORM_OAUTH_SCOPE } from './constants.mjs';\n\n/**\n * Safely extracts the error message from the error.\n * @param e The error\n * @returns The error message\n */\nexport function extractErrMsg(e: unknown): string {\n  let errorMessage = 'An unknown error occurred';\n  if (e instanceof Error) {\n    errorMessage = e.message;\n  } else if (typeof e === 'string') {\n    errorMessage = e;\n  } else {\n    // Fallback for other types\n    try {\n      errorMessage = JSON.stringify(e);\n    } catch (stringifyError) {\n      errorMessage = 'Failed to stringify error object';\n    }\n  }\n  return errorMessage;\n}\n\n/**\n * Gets the model name without certain prefixes..\n * e.g. for \"models/vertexai/gemini-2.5-pro\" it returns just 'gemini-2.5-pro'\n * @param name A string containing the model string with possible prefixes\n * @returns the model string stripped of certain prefixes\n */\nexport function modelName(name?: string): string | undefined {\n  if (!name) return name;\n\n  // Remove any of these prefixes:\n  const escapedPrefixes = [\n    'background-model/',\n    'model/',\n    'models/',\n    'embedders/',\n    'vertex-model-garden/',\n    'vertex-rerankers/',\n    'vertexai/',\n  ];\n  const prefixesToRemove = new RegExp(escapedPrefixes.join('|'), 'g');\n  return name.replace(prefixesToRemove, '');\n}\n\n/**\n * Gets the suffix of a model string.\n * Throws if the string is empty.\n * @param name A string containing the model string\n * @returns the model string stripped of prefixes and guaranteed not empty.\n */\nexport function checkModelName(name?: string): string {\n  const version = modelName(name);\n  if (!version) {\n    throw new GenkitError({\n      status: 'INVALID_ARGUMENT',\n      message: 'Model name is required.',\n    });\n  }\n  return version;\n}\n\nexport const TEST_ONLY = { setFakeDerivedOptions };\n\nfunction setFakeDerivedOptions(options: any) {\n  __fake_getDerivedOptions = options;\n}\nlet __fake_getDerivedOptions: any;\n\nfunction parseFirebaseProjectId(): string | undefined {\n  if (!process.env.FIREBASE_CONFIG) return undefined;\n  try {\n    return JSON.parse(process.env.FIREBASE_CONFIG).projectId as string;\n  } catch {\n    return undefined;\n  }\n}\n\ninterface CommonOptions {\n  location?: string;\n  projectId?: string;\n  googleAuth?: GoogleAuthOptions;\n}\n\ninterface DerivedOptions {\n  location: string;\n  projectId: string;\n  authClient: GoogleAuth;\n}\n\nexport async function getDerivedOptions(\n  pluginName: string,\n  options?: CommonOptions\n): Promise<DerivedOptions> {\n  if (__fake_getDerivedOptions) {\n    return __fake_getDerivedOptions;\n  }\n\n  let authOptions = options?.googleAuth;\n  let authClient: GoogleAuth;\n  const providedProjectId =\n    options?.projectId ||\n    process.env.GCLOUD_PROJECT ||\n    parseFirebaseProjectId();\n  if (process.env.GCLOUD_SERVICE_ACCOUNT_CREDS) {\n    const serviceAccountCreds = JSON.parse(\n      process.env.GCLOUD_SERVICE_ACCOUNT_CREDS\n    );\n    authOptions = {\n      credentials: serviceAccountCreds,\n      scopes: [CLOUD_PLATFORM_OAUTH_SCOPE],\n      projectId: providedProjectId,\n    };\n    authClient = new GoogleAuth(authOptions);\n  } else {\n    authClient = new GoogleAuth(\n      authOptions ?? {\n        scopes: [CLOUD_PLATFORM_OAUTH_SCOPE],\n        projectId: providedProjectId,\n      }\n    );\n  }\n\n  const projectId = options?.projectId || (await authClient.getProjectId());\n  const location = options?.location || 'us-central1';\n\n  if (!location) {\n    throw new Error(\n      `${pluginName} Plugin is missing the 'location' configuration. Please set the 'GCLOUD_LOCATION' environment variable or explicitly pass 'location' into genkit config.`\n    );\n  }\n  if (!projectId) {\n    throw new Error(\n      `${pluginName} Plugin is missing the 'project' configuration. 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