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source dump of claude code
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5.3 kB · 151 lines
TypeScript
at main
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152import { feature } from 'bun:bundle'import { stat } from 'fs/promises'import memoize from 'lodash-es/memoize.js'import { env, JETBRAINS_IDES } from './env.js'import { isEnvTruthy } from './envUtils.js'import { execFileNoThrow } from './execFileNoThrow.js'import { getAncestorCommandsAsync } from './genericProcessUtils.js'
// Functions that require execFileNoThrow and thus cannot be in env.ts
const getIsDocker = memoize(async (): Promise<boolean> => { if (process.platform !== 'linux') return false // Check for .dockerenv file const { code } = await execFileNoThrow('test', ['-f', '/.dockerenv']) return code === 0})
function getIsBubblewrapSandbox(): boolean { return ( process.platform === 'linux' && isEnvTruthy(process.env.CLAUDE_CODE_BUBBLEWRAP) )}
// Cache for the runtime musl detection fallback (node/unbundled only).// In native linux builds, feature flags resolve this at compile time, so the// cache is only consulted when both IS_LIBC_MUSL and IS_LIBC_GLIBC are false.let muslRuntimeCache: boolean | null = null
// Fire-and-forget: populate the musl cache for the node fallback path.// Native builds never reach this (feature flags short-circuit), so this only// matters for unbundled node on Linux. Installer calls on native builds are// unaffected since feature() resolves at compile time.if (process.platform === 'linux') { const muslArch = process.arch === 'x64' ? 'x86_64' : 'aarch64' void stat(`/lib/libc.musl-${muslArch}.so.1`).then( () => { muslRuntimeCache = true }, () => { muslRuntimeCache = false }, )}
/** * Checks if the system is using MUSL libc instead of glibc. * In native linux builds, this is statically known at compile time via IS_LIBC_MUSL/IS_LIBC_GLIBC flags. * In node (unbundled), both flags are false and we fall back to a runtime async stat check * whose result is cached at module load. If the cache isn't populated yet, returns false. */function isMuslEnvironment(): boolean { if (feature('IS_LIBC_MUSL')) return true if (feature('IS_LIBC_GLIBC')) return false
// Fallback for node: runtime detection via pre-populated cache if (process.platform !== 'linux') return false return muslRuntimeCache ?? false}
// Cache for async JetBrains detectionlet jetBrainsIDECache: string | null | undefined
async function detectJetBrainsIDEFromParentProcessAsync(): Promise< string | null> { if (jetBrainsIDECache !== undefined) { return jetBrainsIDECache }
if (process.platform === 'darwin') { jetBrainsIDECache = null return null // macOS uses bundle ID detection which is already handled }
try { // Get ancestor commands in a single call (avoids sync bash in loop) const commands = await getAncestorCommandsAsync(process.pid, 10)
for (const command of commands) { const lowerCommand = command.toLowerCase() // Check for specific JetBrains IDEs in the command line for (const ide of JETBRAINS_IDES) { if (lowerCommand.includes(ide)) { jetBrainsIDECache = ide return ide } } } } catch { // Silently fail - this is a best-effort detection }
jetBrainsIDECache = null return null}
export async function getTerminalWithJetBrainsDetectionAsync(): Promise< string | null> { // Check for JetBrains terminal on Linux/Windows if (process.env.TERMINAL_EMULATOR === 'JetBrains-JediTerm') { // For macOS, bundle ID detection above already handles JetBrains IDEs if (env.platform !== 'darwin') { const specificIDE = await detectJetBrainsIDEFromParentProcessAsync() return specificIDE || 'pycharm' } } return env.terminal}
// Synchronous version that returns cached result or falls back to env.terminal// Used for backward compatibility - callers should migrate to async versionexport function getTerminalWithJetBrainsDetection(): string | null { // Check for JetBrains terminal on Linux/Windows if (process.env.TERMINAL_EMULATOR === 'JetBrains-JediTerm') { // For macOS, bundle ID detection above already handles JetBrains IDEs if (env.platform !== 'darwin') { // Return cached value if available, otherwise fall back to generic detection // The async version should be called early in app initialization to populate cache if (jetBrainsIDECache !== undefined) { return jetBrainsIDECache || 'pycharm' } // Fall back to generic 'pycharm' if cache not populated yet return 'pycharm' } } return env.terminal}
/** * Initialize JetBrains IDE detection asynchronously. * Call this early in app initialization to populate the cache. * After this resolves, getTerminalWithJetBrainsDetection() will return accurate results. */export async function initJetBrainsDetection(): Promise<void> { if (process.env.TERMINAL_EMULATOR === 'JetBrains-JediTerm') { await detectJetBrainsIDEFromParentProcessAsync() }}
// Combined export that includes all env properties plus dynamic functionsexport const envDynamic = { ...env, // Include all properties from env terminal: getTerminalWithJetBrainsDetection(), getIsDocker, getIsBubblewrapSandbox, isMuslEnvironment, getTerminalWithJetBrainsDetectionAsync, initJetBrainsDetection,}