@opendatalabs/vana-sdk/dist/utils/encoding.cjs.map

A TypeScript library for interacting with Vana Network smart contracts.

{"version":3,"sources":["../../src/utils/encoding.ts"],"sourcesContent":["/**\n * Provides platform-aware base64 encoding utilities.\n *\n * @remarks\n * This module provides base64 encoding/decoding operations across Node.js and browser\n * environments. For hex and string conversions, use viem's utilities directly:\n * - `toHex` / `fromHex` from 'viem'\n * - `stringToBytes` / `bytesToString` from 'viem'\n *\n * @category Utilities\n */\n\n/**\n * Converts a Uint8Array to a base64 string.\n *\n * @param data - The byte array to encode into base64 format.\n * @returns The base64-encoded string representation.\n * @throws {Error} When no base64 encoding method is available in the environment.\n *\n * @example\n * ```typescript\n * const bytes = new Uint8Array([72, 101, 108, 108, 111]);\n * const encoded = toBase64(bytes);\n * console.log(encoded); // \"SGVsbG8=\"\n * ```\n */\nexport function toBase64(data: Uint8Array): string {\n  // Node.js path - most efficient\n  if (typeof Buffer !== \"undefined\" && Buffer.from) {\n    return Buffer.from(data).toString(\"base64\");\n  }\n\n  // Browser path - using native btoa\n  if (typeof btoa !== \"undefined\") {\n    const binary = Array.from(data, (byte) => String.fromCharCode(byte)).join(\n      \"\",\n    );\n    return btoa(binary);\n  }\n\n  throw new Error(\"No base64 encoding method available in this environment\");\n}\n\n/**\n * Converts a base64 string to a Uint8Array.\n *\n * @param str - The base64-encoded string to decode.\n * @returns The decoded byte array.\n * @throws {Error} When no base64 decoding method is available in the environment.\n *\n * @example\n * ```typescript\n * const decoded = fromBase64(\"SGVsbG8=\");\n * console.log(new TextDecoder().decode(decoded)); // \"Hello\"\n * ```\n */\nexport function fromBase64(str: string): Uint8Array {\n  // Node.js path - most efficient\n  if (typeof Buffer !== \"undefined\" && Buffer.from) {\n    return new Uint8Array(Buffer.from(str, \"base64\"));\n  }\n\n  // Browser path - using native atob\n  if (typeof atob !== \"undefined\") {\n    const binary = atob(str);\n    const bytes = new Uint8Array(binary.length);\n    for (let i = 0; i < binary.length; i++) {\n      bytes[i] = binary.charCodeAt(i);\n    }\n    return bytes;\n  }\n\n  throw new Error(\"No base64 decoding method available in this environment\");\n}\n\n/**\n * Type guard to check if running in Node.js environment\n *\n * @returns True if running in Node.js\n */\nexport function isNodeEnvironment(): boolean {\n  return (\n    typeof Buffer !== \"undefined\" &&\n    typeof Buffer.from === \"function\" &&\n    typeof process !== \"undefined\" &&\n    process.versions?.node !== undefined\n  );\n}\n\n/**\n * Type guard to check if running in browser environment\n *\n * @returns True if running in browser\n */\nexport function isBrowserEnvironment(): boolean {\n  return (\n    typeof window !== \"undefined\" && typeof window.document !== \"undefined\"\n  );\n}\n"],"mappings":";;;;;;;;;;;;;;;;;;AAAA;AAAA;AAAA;AAAA;AAAA;AAAA;AAAA;AAAA;AA0BO,SAAS,SAAS,MAA0B;AAEjD,MAAI,OAAO,WAAW,eAAe,OAAO,MAAM;AAChD,WAAO,OAAO,KAAK,IAAI,EAAE,SAAS,QAAQ;AAAA,EAC5C;AAGA,MAAI,OAAO,SAAS,aAAa;AAC/B,UAAM,SAAS,MAAM,KAAK,MAAM,CAAC,SAAS,OAAO,aAAa,IAAI,CAAC,EAAE;AAAA,MACnE;AAAA,IACF;AACA,WAAO,KAAK,MAAM;AAAA,EACpB;AAEA,QAAM,IAAI,MAAM,yDAAyD;AAC3E;AAeO,SAAS,WAAW,KAAyB;AAElD,MAAI,OAAO,WAAW,eAAe,OAAO,MAAM;AAChD,WAAO,IAAI,WAAW,OAAO,KAAK,KAAK,QAAQ,CAAC;AAAA,EAClD;AAGA,MAAI,OAAO,SAAS,aAAa;AAC/B,UAAM,SAAS,KAAK,GAAG;AACvB,UAAM,QAAQ,IAAI,WAAW,OAAO,MAAM;AAC1C,aAAS,IAAI,GAAG,IAAI,OAAO,QAAQ,KAAK;AACtC,YAAM,CAAC,IAAI,OAAO,WAAW,CAAC;AAAA,IAChC;AACA,WAAO;AAAA,EACT;AAEA,QAAM,IAAI,MAAM,yDAAyD;AAC3E;AAOO,SAAS,oBAA6B;AAC3C,SACE,OAAO,WAAW,eAClB,OAAO,OAAO,SAAS,cACvB,OAAO,YAAY,eACnB,QAAQ,UAAU,SAAS;AAE/B;AAOO,SAAS,uBAAgC;AAC9C,SACE,OAAO,WAAW,eAAe,OAAO,OAAO,aAAa;AAEhE;","names":[]}