pino/test/types/pino-transport.tst.ts

super fast, all natural json logger

import { expect } from 'tstyche'

import pino from '../../pino.js'

// Single
const transport = pino.transport({
  target: '#pino/pretty',
  options: { some: 'options for', the: 'transport' }
})
pino(transport)

expect(
  pino({
    transport: { target: 'pino-pretty' }
  })
).type.toBe<pino.Logger>()

// Multiple
const transports = pino.transport({
  targets: [
    {
      level: 'info',
      target: '#pino/pretty',
      options: { some: 'options for', the: 'transport' }
    },
    {
      level: 'trace',
      target: '#pino/file',
      options: { destination: './test.log' }
    }
  ]
})
pino(transports)

expect(
  pino({
    transport: {
      targets: [
        {
          level: 'info',
          target: '#pino/pretty',
          options: { some: 'options for', the: 'transport' }
        },
        {
          level: 'trace',
          target: '#pino/file',
          options: { destination: './test.log' }
        }
      ]
    }
  })
).type.toBe<pino.Logger>()

const transportsWithCustomLevels = pino.transport({
  targets: [
    {
      level: 'info',
      target: '#pino/pretty',
      options: { some: 'options for', the: 'transport' }
    },
    {
      level: 'foo',
      target: '#pino/file',
      options: { destination: './test.log' }
    }
  ],
  levels: { foo: 35 }
})
pino(transportsWithCustomLevels)

expect(
  pino({
    transport: {
      targets: [
        {
          level: 'info',
          target: '#pino/pretty',
          options: { some: 'options for', the: 'transport' }
        },
        {
          level: 'trace',
          target: '#pino/file',
          options: { destination: './test.log' }
        }
      ],
      levels: { foo: 35 }
    }
  })
).type.toBe<pino.Logger>()

const transportsWithoutOptions = pino.transport({
  targets: [
    { target: '#pino/pretty' },
    { target: '#pino/file' }
  ],
  levels: { foo: 35 }
})
pino(transportsWithoutOptions)

expect(
  pino({
    transport: {
      targets: [
        { target: '#pino/pretty' },
        { target: '#pino/file' }
      ],
      levels: { foo: 35 }
    }
  })
).type.toBe<pino.Logger>()

const pipelineTransport = pino.transport({
  pipeline: [
    {
      target: './my-transform.js'
    },
    {
      // Use target: 'pino/file' to write to stdout
      // without any change.
      target: 'pino-pretty'
    }
  ]
})
pino(pipelineTransport)

expect(
  pino({
    transport: {
      pipeline: [
        {
          target: './my-transform.js'
        },
        {
          // Use target: 'pino/file' to write to stdout
          // without any change.
          target: 'pino-pretty'
        }
      ]
    }
  })
).type.toBe<pino.Logger>()

type TransportConfig = {
  id: string
}

// Custom transport params
const customTransport = pino.transport<TransportConfig>({
  target: 'custom',
  options: { id: 'abc' }
})
pino(customTransport)

// Worker
pino.transport({
  target: 'custom',
  worker: {
    argv: ['a', 'b'],
    stdin: false,
    stderr: true,
    stdout: false,
    autoEnd: true
  },
  options: { id: 'abc' }
})

// Dedupe
pino.transport({
  targets: [],
  dedupe: true
})