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apiCalls.js
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apiCalls.js
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#!/usr/bin/env node
import axios from 'axios';
import semver from 'semver';
const options = {method: 'GET',timeout: 25000};
export function removePrefix(version,allVersions){
let favourable_versions=allVersions.filter((item)=>semver.satisfies(`${item}`,`${version}`));
if(version.startsWith('*')||version.startsWith('<'))
return favourable_versions[favourable_versions.length - 1];
else return favourable_versions[0];
}
let runningCalls=0;
let maxSimultaneousCalls=20;
async function waiting(){
return new Promise((resolve,reject)=>{
const timer = setInterval(() => {
if (runningCalls<maxSimultaneousCalls){
clearInterval(timer);
resolve();
}
}, 5);
})
}
export async function getPackageInfo(packageName){
return new Promise(async(resolve,reject)=>{
try{
await waiting();
runningCalls++;
const response =await axios.get(`https://registry.npmjs.org/${packageName}`,options);
runningCalls--;
let versions_info=response.data.versions;
let dependencies=[];
for(let version in versions_info){
if(`${versions_info[version]['dependencies']}`!=`${undefined}`){
let curr_dependency=[]
for(let dependency in versions_info[version]['dependencies']){
curr_dependency.push([dependency,versions_info[version]['dependencies'][dependency]]);
}
dependencies.push([`${version}`,curr_dependency]);
}
else{
dependencies.push([`${version}`,[]]);
}
}
resolve(dependencies);
}catch{
resolve([]);
}
})
}