TypeScript Rules

Unfault includes 35 rules for TypeScript, covering promise handling, type safety, and Node.js patterns including Express.

Core Rules (34 rules)

Rule	Dimension	Severity
empty_catch	Correctness	High
promise_no_catch	Stability	High
sql_injection	Security	Critical
hardcoded_secrets	Security	Critical
http_missing_timeout	Stability	Medium
console_in_production	Observability	Low
unsafe_any	Correctness	Medium
global_mutable_state	Correctness	High
unbounded_concurrency	Scalability	High
n_plus_one_queries	Performance	High
halstead_complexity	Maintainability	Low
async_without_error_handling	Stability	High
bare_catch	Correctness	Medium
circuit_breaker	Stability	Medium
cpu_in_event_loop	Performance	High
graceful_shutdown	Stability	High
grpc_no_deadline	Stability	High
http_retry	Stability	Medium
idempotency_key	Correctness	Medium
large_response_memory	Scalability	High
missing_correlation_id	Observability	Medium
missing_null_check	Correctness	Medium
missing_structured_logging	Observability	Low
missing_tracing	Observability	Low
naive_datetime	Correctness	Medium
race_condition	Correctness	High
rate_limiting	Scalability	Medium
regex_compile	Performance	Low
sync_dns_lookup	Performance	Medium
transaction_boundary	Correctness	High
unbounded_cache	Scalability	High
unbounded_memory	Scalability	High
unbounded_retry	Stability	High
unsafe_eval	Security	Critical

Framework Rules

Express (1 rule)

Rule	Dimension	Severity
missing_error_middleware	Stability	Medium