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package.build.npm.cjs.utils.featureFlags.js.map Maven / Gradle / Ivy

{"version":3,"file":"featureFlags.js","sources":["../../../../src/utils/featureFlags.ts"],"sourcesContent":["import type { Event, FeatureFlag } from '@sentry/core';\n\nimport { getCurrentScope, logger } from '@sentry/core';\nimport { DEBUG_BUILD } from '../debug-build';\n\n/**\n * Ordered LRU cache for storing feature flags in the scope context. The name\n * of each flag in the buffer is unique, and the output of getAll() is ordered\n * from oldest to newest.\n */\n\n/**\n * Max size of the LRU flag buffer stored in Sentry scope and event contexts.\n */\nexport const FLAG_BUFFER_SIZE = 100;\n\n/**\n * Copies feature flags that are in current scope context to the event context\n */\nexport function copyFlagsFromScopeToEvent(event: Event): Event {\n  const scope = getCurrentScope();\n  const flagContext = scope.getScopeData().contexts.flags;\n  const flagBuffer = flagContext ? flagContext.values : [];\n\n  if (!flagBuffer.length) {\n    return event;\n  }\n\n  if (event.contexts === undefined) {\n    event.contexts = {};\n  }\n  event.contexts.flags = { values: [...flagBuffer] };\n  return event;\n}\n\n/**\n * Creates a feature flags values array in current context if it does not exist\n * and inserts the flag into a FeatureFlag array while maintaining ordered LRU\n * properties. Not thread-safe. After inserting:\n * - `flags` is sorted in order of recency, with the newest flag at the end.\n * - No other flags with the same name exist in `flags`.\n * - The length of `flags` does not exceed `maxSize`. The oldest flag is evicted\n *  as needed.\n *\n * @param name     Name of the feature flag to insert.\n * @param value    Value of the feature flag.\n * @param maxSize  Max number of flags the buffer should store. It's recommended\n *   to keep this consistent across insertions. Default is FLAG_BUFFER_SIZE\n */\nexport function insertFlagToScope(name: string, value: unknown, maxSize: number = FLAG_BUFFER_SIZE): void {\n  const scopeContexts = getCurrentScope().getScopeData().contexts;\n  if (!scopeContexts.flags) {\n    scopeContexts.flags = { values: [] };\n  }\n  const flags = scopeContexts.flags.values as FeatureFlag[];\n  insertToFlagBuffer(flags, name, value, maxSize);\n}\n\n/**\n * Exported for tests. Currently only accepts boolean values (otherwise no-op).\n */\nexport function insertToFlagBuffer(flags: FeatureFlag[], name: string, value: unknown, maxSize: number): void {\n  if (typeof value !== 'boolean') {\n    return;\n  }\n\n  if (flags.length > maxSize) {\n    DEBUG_BUILD && logger.error(`[Feature Flags] insertToFlagBuffer called on a buffer larger than maxSize=${maxSize}`);\n    return;\n  }\n\n  // Check if the flag is already in the buffer - O(n)\n  const index = flags.findIndex(f => f.flag === name);\n\n  if (index !== -1) {\n    // The flag was found, remove it from its current position - O(n)\n    flags.splice(index, 1);\n  }\n\n  if (flags.length === maxSize) {\n    // If at capacity, pop the earliest flag - O(n)\n    flags.shift();\n  }\n\n  // Push the flag to the end - O(1)\n  flags.push({\n    flag: name,\n    result: value,\n  });\n}\n"],"names":["getCurrentScope","DEBUG_BUILD","logger"],"mappings":";;;;;AAKA;AACA;AACA;AACA;AACA;;AAEA;AACA;AACA;AACO,MAAM,gBAAiB,GAAE;;AAEhC;AACA;AACA;AACO,SAAS,yBAAyB,CAAC,KAAK,EAAgB;AAC/D,EAAE,MAAM,KAAA,GAAQA,oBAAe,EAAE;AACjC,EAAE,MAAM,WAAY,GAAE,KAAK,CAAC,YAAY,EAAE,CAAC,QAAQ,CAAC,KAAK;AACzD,EAAE,MAAM,UAAW,GAAE,WAAY,GAAE,WAAW,CAAC,MAAA,GAAS,EAAE;;AAE1D,EAAE,IAAI,CAAC,UAAU,CAAC,MAAM,EAAE;AAC1B,IAAI,OAAO,KAAK;AAChB;;AAEA,EAAE,IAAI,KAAK,CAAC,QAAS,KAAI,SAAS,EAAE;AACpC,IAAI,KAAK,CAAC,QAAS,GAAE,EAAE;AACvB;AACA,EAAE,KAAK,CAAC,QAAQ,CAAC,KAAM,GAAE,EAAE,MAAM,EAAE,CAAC,GAAG,UAAU,GAAG;AACpD,EAAE,OAAO,KAAK;AACd;;AAEA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACO,SAAS,iBAAiB,CAAC,IAAI,EAAU,KAAK,EAAW,OAAO,GAAW,gBAAgB,EAAQ;AAC1G,EAAE,MAAM,aAAc,GAAEA,oBAAe,EAAE,CAAC,YAAY,EAAE,CAAC,QAAQ;AACjE,EAAE,IAAI,CAAC,aAAa,CAAC,KAAK,EAAE;AAC5B,IAAI,aAAa,CAAC,KAAM,GAAE,EAAE,MAAM,EAAE,EAAC,EAAG;AACxC;AACA,EAAE,MAAM,KAAM,GAAE,aAAa,CAAC,KAAK,CAAC,MAAO;AAC3C,EAAE,kBAAkB,CAAC,KAAK,EAAE,IAAI,EAAE,KAAK,EAAE,OAAO,CAAC;AACjD;;AAEA;AACA;AACA;AACO,SAAS,kBAAkB,CAAC,KAAK,EAAiB,IAAI,EAAU,KAAK,EAAW,OAAO,EAAgB;AAC9G,EAAE,IAAI,OAAO,KAAM,KAAI,SAAS,EAAE;AAClC,IAAI;AACJ;;AAEA,EAAE,IAAI,KAAK,CAAC,MAAO,GAAE,OAAO,EAAE;AAC9B,IAAIC,sBAAA,IAAeC,WAAM,CAAC,KAAK,CAAC,CAAC,0EAA0E,EAAE,OAAO,CAAC,CAAA,CAAA;AACA,IAAA;AACA;;AAEA;AACA,EAAA,MAAA,KAAA,GAAA,KAAA,CAAA,SAAA,CAAA,CAAA,IAAA,CAAA,CAAA,IAAA,KAAA,IAAA,CAAA;;AAEA,EAAA,IAAA,KAAA,KAAA,CAAA,CAAA,EAAA;AACA;AACA,IAAA,KAAA,CAAA,MAAA,CAAA,KAAA,EAAA,CAAA,CAAA;AACA;;AAEA,EAAA,IAAA,KAAA,CAAA,MAAA,KAAA,OAAA,EAAA;AACA;AACA,IAAA,KAAA,CAAA,KAAA,EAAA;AACA;;AAEA;AACA,EAAA,KAAA,CAAA,IAAA,CAAA;AACA,IAAA,IAAA,EAAA,IAAA;AACA,IAAA,MAAA,EAAA,KAAA;AACA,GAAA,CAAA;AACA;;;;;;;"}