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(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 lol = { getById: () => [] }
Tests:
simple function
var artifacts = { getById: () => [] } const flatten = (artifacts, artifactId) => { const getDependencies = (artifactId) =>{ return lol.getById(artifactId); } return [ ...getDependencies(artifactId) ] } for(var i = 0; i < 100; i++) { flatten(artifacts, i) }
higher order function
var artifacts = { getById: () => [] } const createFlattenr = (artifacts) => { const getDependencies = (artifactId) => lol.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 the provided benchmark and explain what's being tested. **Benchmark Definition** The benchmark is defined by two test cases, each with its own script preparation code. The main difference between the two scripts is the way they define the `flatten` function. In the first test case ("simple function"), the `flatten` function is defined directly in the script: ```javascript const flatten = (artifacts, artifactId) => { const getDependencies = (artifactId) => { return lol.getById(artifactId); } return [...getDependencies(artifactId)]; } ``` In contrast, the second test case ("higher order function") defines a higher-order function `createFlattenr` that takes an object `artifacts` as an argument: ```javascript const createFlattenr = (artifacts) => { const getDependencies = (artifactId) => artifacts.getById(artifactId); return (artifactId) => [...getDependencies(artifactId)]; } ``` This higher-order function returns a new function that takes an `artifactId` as an argument and returns an array of dependencies. **Options Compared** The two test cases compare the performance of: 1. A simple function definition, where the `flatten` function is defined directly in the script. 2. A higher-order function definition, where the `createFlattenr` function is used to create a new function that takes an `artifactId` as an argument. **Pros and Cons** Here are some pros and cons of each approach: **Simple Function Definition:** Pros: * Fewer lines of code * Less overhead for function creation Cons: * The `flatten` function is defined directly in the script, which may lead to tighter coupling between the function definition and its usage. * The function signature may be less flexible. **Higher-Order Function Definition:** Pros: * More flexible function signature (can take an arbitrary number of arguments) * Easier to reuse the `createFlattenr` function in other contexts * Less tight coupling between function definition and usage Cons: * More lines of code * Overhead for creating a new function **Library Usage** In both test cases, the `lol` object is used to define an internal function `getById`. This suggests that the `lol` object is part of some larger library or framework. However, without more context, it's difficult to say what exactly this `lol` object represents. It could be a mock object for testing purposes, or a real object from a library. **Special JS Feature** There doesn't appear to be any special JavaScript features or syntax used in these benchmarks. The code is relatively straightforward and uses standard JavaScript concepts. **Alternatives** Other alternatives for measuring performance could include: * Using a profiling tool like Chrome DevTools or Node.js Inspector * Running multiple iterations of the benchmark with different input sizes or configurations * Comparing performance across different JavaScript engines (e.g., V8, SpiderMonkey) * Using a benchmarking library like Benchmark.js or jsperf Keep in mind that these alternatives may require additional setup and configuration, but can provide more detailed and accurate results.
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