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source dump of claude code
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1.3 kB · 31 lines
TypeScript
at main
1234567891011121314151617181920212223242526272829303132/** * CLI exit helpers for subcommand handlers. * * Consolidates the 4-5 line "print + lint-suppress + exit" block that was * copy-pasted ~60 times across `claude mcp *` / `claude plugin *` handlers. * The `: never` return type lets TypeScript narrow control flow at call sites * without a trailing `return`. *//* eslint-disable custom-rules/no-process-exit -- centralized CLI exit point */
// `return undefined as never` (not a post-exit throw) — tests spy on// process.exit and let it return. Call sites write `return cliError(...)`// where subsequent code would dereference narrowed-away values under mock.// cliError uses console.error (tests spy on console.error); cliOk uses// process.stdout.write (tests spy on process.stdout.write — Bun's console.log// doesn't route through a spied process.stdout.write).
/** Write an error message to stderr (if given) and exit with code 1. */export function cliError(msg?: string): never { // biome-ignore lint/suspicious/noConsole: centralized CLI error output if (msg) console.error(msg) process.exit(1) return undefined as never}
/** Write a message to stdout (if given) and exit with code 0. */export function cliOk(msg?: string): never { if (msg) process.stdout.write(msg + '\n') process.exit(0) return undefined as never}