Execution Engine

TypeScript library · zero dependencies

Execution EngineTrace and optimize your function calls,
See your whole code run as a graph.

Captured without touching the functions themselves.

$ npm i execution-engine

What is Execution Engine?

Execution trace graph with function nodes, timings, and a cached result

Execution trace graph with function nodes, timings, and a cached result

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Execution

Trace and optimize a single function. No engine, no graph.

TraceCapture inputs, outputs, errors and timing of one call CacheReuse a result for a configurable TTL MemoizeCollapse duplicate concurrent calls into one TimerMeasure a code block, in ms and in words

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Engine

Route calls through an engine. Get the whole run as a graph.

TraceNodes, edges, nesting and parallelism explained TraceableEngineBuild the graph with run() and getTrace()ExecutionEngineAdds a typed context shared across every step engine & runDecorators that keep your call sites clean

🧩Decorators or functionsEvery feature ships twice — a decorator for classes, a plain function for everything else.📦Zero dependenciesNo production dependencies. Types bundled, Node.js 18 and above.