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higher order function vs simple function perf checasdk
(version: 0)
higher order function vs simple function perf check
Comparing performance of:
simple function vs higher order function
Created:
5 years ago
by:
Guest
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Script Preparation code:
var artifacts = { getById: () => [] }
Tests:
simple function
const foo = (artifactId) => artifacts.getById(artifactId); const flatten = (artifacts, artifactId) => { return [ ...foo(artifactId) ] } for(var i = 0; i < 100; i++) { flatten(artifacts, i) }
higher order function
const createFlattenr = (artifacts) => { const getDependencies = (artifactId) => artifacts.getById(artifactId); return (artifactId) => { return [ ...getDependencies(artifactId) ] } } const flatten = createFlattenr(artifacts) for(var i = 0; i < 100; i++) { flatten(i) }
Rendered benchmark preparation results:
Suite status:
<idle, ready to run>
Run tests (2)
Previous results
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Test case name
Result
simple function
higher order function
Fastest:
N/A
Slowest:
N/A
Latest run results:
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Autogenerated LLM Summary
(model
llama3.2:3b
, generated one year ago):
Let's break down what's being tested in the provided JSON benchmark. **Benchmark Definition** The benchmark is testing the performance difference between two approaches: 1. **Simple Function**: This approach uses a straightforward, inline function `flatten` that calls another function `foo` to retrieve an array from the `artifacts` object. 2. **Higher Order Function**: This approach uses a higher-order function `createFlattenr` that takes an `artifacts` object as input and returns another function `flatten`. The returned function `flatten` calls `getDependencies` (which is also retrieved from the `artifacts` object) to retrieve an array. **Options Compared** The benchmark is comparing the performance of these two approaches: * **Simple Function**: Uses an inline function definition and direct function call. * **Higher Order Function**: Uses a higher-order function that returns another function, which is then called. **Pros and Cons** Here's a brief analysis of each approach: * **Simple Function** + Pros: - Easy to understand and write. - Lightweight, as it doesn't create an additional function object. + Cons: - May be less efficient due to the direct function call. - Limited flexibility, as it's tightly coupled with the `foo` function. * **Higher Order Function** + Pros: - More flexible and reusable, as the returned function can be used elsewhere. - Can potentially be more efficient, as the function is cached once. + Cons: - More complex to understand and write, due to the higher-order function. - Creates an additional function object, which may incur overhead. **Library** The benchmark uses a library called `artifacts`, which seems to be a mock implementation of some kind of dependency injection or asset management system. The `getById` function in the `artifacts` object returns an empty array, suggesting that it's not actually retrieving any data from a database or file system. **Special JS Features** There are no special JavaScript features or syntax mentioned in this benchmark. **Other Alternatives** Some alternative approaches to the simple and higher-order functions could be: * **Closure-based approach**: Instead of creating a separate function object, the `flatten` function could use a closure to capture the `artifacts` object and its dependencies. * **Function composition**: The `createFlattenr` function could use function composition (e.g., using the `map` or `reduce` methods) to create the `flatten` function, rather than returning an existing function. However, these alternatives are not explicitly tested in this benchmark.
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