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table.cjs
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table.cjs
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'use strict'
// Import
const ansi = require('@bevry/ansi')
const logger = require('logger-clearable').create()
const PromisePool = require('../').default
// Prepare
const concurrency = 3
const tasks = 10
const delay = 1000
const pool = new PromisePool(concurrency)
// Helpers
const logs = []
const statuses = {}
function time() {
const t = new Date()
return t.getMinutes() + ':' + t.getSeconds() + ':' + t.getMilliseconds()
}
function status(i, status) {
logs.push(status)
statuses[i] = status
logger.log(
// '== LOGS ==\n' +
// logs.join('\n') +
// '\n\n' +
'== STATUS ===\n' + Object.values(statuses).join('\n'),
)
}
function message(heading, message) {
logger.log(
// '== LOGS ==\n' +
// logs.join('\n') +
// '\n\n' +
'== STATUS ===\n' +
Object.values(statuses).join('\n') +
'\n\n' +
`== ${heading} ===\n` +
message,
)
}
// Example
Promise.all(
Array(tasks)
.fill(null)
.map((value, i) =>
pool
.open(
() =>
new Promise(function (resolve) {
const name = `Task ${i}\t\tdelay ${delay}ms`
status(i, time() + '\t' + ansi.green('started') + '\t\t' + name)
setTimeout(function () {
status(i, time() + '\t' + ansi.red('finished') + '\t' + name)
resolve(name)
}, delay)
}),
)
.then(function (result) {
status(i, time() + '\t' + ansi.blue('result') + '\t\t' + result)
return result
}),
),
).then((results) => message('DONE', results.join('\n')))