Adonis PapaParse Provider

A AdonisJS service Provider which wraps Papa Parse, a powerful CSV parser .

installation

Install via npm:
``
npm i --save adonis-papaparse-provider
`

Register the provider inside start/app.js file :
`js
const providers = [
'adonis-papaparse-provider/providers/PapaParseProvider'
]
`

After register, import the parser as below :
`js
const Papa = use('Papa')
`

Provider Config

The config file config/papaParse.js contains Papa Parse configuration options :
- parse : configuration for converting CSV to JSON
- unparse : configuration for converting JSON to CSV

Features

The provider exposes base functions of Papa Parse.

$3

CSV string :
`js
const Papa = use('Papa')
const csv = name,age\n\nTom,12\nAmy,9
let result = Papa.parse(csv)
/*
result.data === [['name', 'age'], [''], ['Tom', '12'], ['Amy', '9']]
*/
`

Local csv file (fs.readFileSync) :
`js
const Papa = use('Papa')
const csv = path.resolve(__dirname, '../test.csv')
const csvString = fs.readFileSync(csv, 'utf8')
let result = Papa.parse(csvString)
`

Local CSV file (fs.createReadStream)
`js
const Papa = use('Papa')
const csv = path.resolve(__dirname, '../test.csv')
const stream = fs.createReadStream(csv, 'utf8')

// in async function
const result = await new Promise ((resolve, reject) => {
Papa.parse(stream, {error: reject, complete: resolve})
})
`

Local CSV file (stream.pipe()) :
`js
const Papa = use('Papa')
const csv = path.resolve(__dirname, '../test.csv')
const stream = fs.createReadStream(csv, 'utf8')
const csvStream = stream.pipe(Papa.parse(Papa.NODE_STREAM_INPUT))

// in async function
let result = await new Promise ((resolve, reject) => {
const data = []
csvStream.on('error', reject)
csvStream.on('data', (item) => data.push(item))
csvStream.on('end', () => {resolve(data)})
})
`

$3

`js
const Papa = use('Papa')

/ Array