62 lines
1.4 KiB
JavaScript
62 lines
1.4 KiB
JavaScript
|
#!/usr/bin/env node
|
||
|
|
|
||
|
|
'use strict'
|
||
|
|
|
||
|
|
const fs = require('fs')
|
||
|
|
const path = require('path')
|
||
|
|
const check = require('check-types')
|
||
|
|
const bfj = require('../src')
|
||
|
|
|
||
|
|
const inPath = getDataPath('.json');
|
||
|
|
|
||
|
|
let time = process.hrtime()
|
||
|
|
|
||
|
|
if (process.argv.length === 4) {
|
||
|
|
const stuff = []
|
||
|
|
const stream = bfj.match(fs.createReadStream(inPath), process.argv[3])
|
||
|
|
stream.on('data', thing => stuff.push(thing))
|
||
|
|
stream.on('end', () => {
|
||
|
|
reportTime()
|
||
|
|
console.log('hooray!', stuff.length)
|
||
|
|
fs.writeFileSync(getDataPath('-result.ndjson'), stuff.map(s => JSON.stringify(s)).join('\n'), {
|
||
|
|
encoding: 'utf8',
|
||
|
|
})
|
||
|
|
process.exit(0)
|
||
|
|
})
|
||
|
|
stream.on('error', error => {
|
||
|
|
console.error('error!', error.stack)
|
||
|
|
process.exit(1)
|
||
|
|
})
|
||
|
|
stream.on('dataError', error => {
|
||
|
|
console.error('dataError!', error.stack)
|
||
|
|
process.exit(2)
|
||
|
|
})
|
||
|
|
} else {
|
||
|
|
console.log('reading json')
|
||
|
|
bfj.read(inPath)
|
||
|
|
.then(data => {
|
||
|
|
reportTime()
|
||
|
|
console.log('writing json')
|
||
|
|
return bfj.write(getDataPath('-result.json'), data)
|
||
|
|
})
|
||
|
|
.then(() => done('succeeded'))
|
||
|
|
.catch(error => done(error.stack, 1))
|
||
|
|
}
|
||
|
|
|
||
|
|
function getDataPath (suffix) {
|
||
|
|
return path.resolve(__dirname, process.argv[2] + suffix)
|
||
|
|
}
|
||
|
|
|
||
|
|
function reportTime () {
|
||
|
|
let interimTime = process.hrtime(time)
|
||
|
|
console.log('%d seconds and %d nanoseconds', interimTime[0], interimTime[1])
|
||
|
|
time = process.hrtime()
|
||
|
|
}
|
||
|
|
|
||
|
|
function done (message, code) {
|
||
|
|
reportTime()
|
||
|
|
console.log(message)
|
||
|
|
process.exit(code)
|
||
|
|
}
|
||
|
|
|