Run boster suites from any pipeline and branch on the exit code.

Shared Claude Code / Codex hook wire protocol: matcher engine, stdin/exit-code/stdout codec, multi-hook merge, and hook/* session events

Shared Claude Code / Codex hook wire protocol: matcher engine, stdin/exit-code/stdout codec, multi-hook merge, and hook/* session events

Shared Claude Code / Codex hook wire protocol: matcher engine, stdin/exit-code/stdout codec, multi-hook merge, and hook/* session events

Shared Claude Code / Codex hook wire protocol: matcher engine, stdin/exit-code/stdout codec, multi-hook merge, and hook/* session events

Scan a user's NPM tokens and fail with exit code 1 if any exceed a maximum age in days.

Feat runner: thin vitest subprocess orchestrator (GAP-D09). Spec filtering, exit-code passthrough, JUnit collection.

run commands in parallel, exit all when one ends. exit code used to exit main process. ``` -x to run noisily (pipe to stdout/stderr) -s to run silently (dont pipe to stdout/stderr) ```

when you want to fire an event no matter how a process exits.

Shared Claude Code / Codex hook wire protocol: matcher engine, stdin/exit-code/stdout codec, multi-hook merge, and hook/* session events

Checks if file or directory with name given as first argument exist and returns proper exit code.

Receives streaming TAP, passes it through, and sets the process exit code to 1 if there are any failing tests.

Shared Claude Code / Codex hook wire protocol: matcher engine, stdin/exit-code/stdout codec, multi-hook merge, and hook/* session events

Shared Claude Code / Codex hook wire protocol: matcher engine, stdin/exit-code/stdout codec, multi-hook merge, and hook/* session events

Verification gates for a Bun + Elysia + Drizzle + Turborepo modular monolith: pinned dependency declarations, acceptance-criteria coverage, work queue, screen wiring, prototype boundary, declared debt. Plain files in, exit code out — no dependencies.

The Ekanos partner toolchain CLI: scaffold, validate, and test a Fusion integration against the published @ekanos packages. Agent-native — every verb speaks JSON with a stable exit-code taxonomy.

Fail with an error message and a correct exit code

A replacement for process.exit that ensures stdio are fully drained before exiting.

Verify a Probatio record from your terminal. Prints every check and sets its exit code to the verdict.

Detect whether a command fails, and invert exit code.