instapaper/references/errors.md

Errors and exit codes

Exit codes

• 0 success
• 1 generic failure
• 2 invalid usage
• 10 rate limited
• 11 premium required
• 12 application suspended
• 13 invalid request
• 14 server error

Structured error codes (stderr JSON)

When using --stderr-json, errors include a stable code and exit_code:

• rate_limited, premium_required, app_suspended
• invalid_request, server_error, api_error
• auth_error, config_error
• timeout, network_error
• invalid_usage, unknown