{
  "version": 3,
  "sources": ["../../src/object/prevent-pollution.ts"],
  "sourcesContent": ["/**\n * Set of dangerous keys that can be used for prototype pollution attacks.\n * These keys should never be used as property names in dynamic object operations.\n */\nconst PROTOTYPE_POLLUTION_KEYS = new Set(['__proto__', 'prototype', 'constructor'])\n\n/**\n * Validates that a key is safe to use and does not pose a prototype pollution risk.\n * Throws an error if a dangerous key is detected.\n *\n * @param key - The key to validate\n * @param context - Optional context string to help identify where the validation failed\n * @throws {Error} If the key matches a known prototype pollution vector\n *\n * @example\n * ```ts\n * preventPollution('__proto__') // throws Error\n * preventPollution('safeName') // passes\n * preventPollution('constructor', 'operation update') // throws Error with context\n * ```\n */\nexport const preventPollution = (key: string, context?: string): void => {\n  if (PROTOTYPE_POLLUTION_KEYS.has(key)) {\n    const errorMessage = context\n      ? `Prototype pollution key detected: \"${key}\" in ${context}`\n      : `Prototype pollution key detected: \"${key}\"`\n\n    throw new Error(errorMessage)\n  }\n}\n"],
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