Projektstart

backend/node_modules/pino-pretty/lib/colors.js

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+'use strict'
+
+const { LEVELS, LEVEL_NAMES } = require('./constants')
+
+const nocolor = input => input
+const plain = {
+  default: nocolor,
+  60: nocolor,
+  50: nocolor,
+  40: nocolor,
+  30: nocolor,
+  20: nocolor,
+  10: nocolor,
+  message: nocolor,
+  greyMessage: nocolor
+}
+
+const { createColors } = require('colorette')
+const availableColors = createColors({ useColor: true })
+const { white, bgRed, red, yellow, green, blue, gray, cyan } = availableColors
+
+const colored = {
+  default: white,
+  60: bgRed,
+  50: red,
+  40: yellow,
+  30: green,
+  20: blue,
+  10: gray,
+  message: cyan,
+  greyMessage: gray
+}
+
+function resolveCustomColoredColorizer (customColors) {
+  return customColors.reduce(
+    function (agg, [level, color]) {
+      agg[level] = typeof availableColors[color] === 'function' ? availableColors[color] : white
+
+      return agg
+    },
+    { default: white, message: cyan, greyMessage: gray }
+  )
+}
+
+function colorizeLevel (useOnlyCustomProps) {
+  return function (level, colorizer, { customLevels, customLevelNames } = {}) {
+    const levels = useOnlyCustomProps ? customLevels || LEVELS : Object.assign({}, LEVELS, customLevels)
+    const levelNames = useOnlyCustomProps ? customLevelNames || LEVEL_NAMES : Object.assign({}, LEVEL_NAMES, customLevelNames)
+
+    let levelNum = 'default'
+    if (Number.isInteger(+level)) {
+      levelNum = Object.prototype.hasOwnProperty.call(levels, level) ? level : levelNum
+    } else {
+      levelNum = Object.prototype.hasOwnProperty.call(levelNames, level.toLowerCase()) ? levelNames[level.toLowerCase()] : levelNum
+    }
+
+    const levelStr = levels[levelNum]
+
+    return Object.prototype.hasOwnProperty.call(colorizer, levelNum) ? colorizer[levelNum](levelStr) : colorizer.default(levelStr)
+  }
+}
+
+function plainColorizer (useOnlyCustomProps) {
+  const newPlainColorizer = colorizeLevel(useOnlyCustomProps)
+  const customColoredColorizer = function (level, opts) {
+    return newPlainColorizer(level, plain, opts)
+  }
+  customColoredColorizer.message = plain.message
+  customColoredColorizer.greyMessage = plain.greyMessage
+  return customColoredColorizer
+}
+
+function coloredColorizer (useOnlyCustomProps) {
+  const newColoredColorizer = colorizeLevel(useOnlyCustomProps)
+  const customColoredColorizer = function (level, opts) {
+    return newColoredColorizer(level, colored, opts)
+  }
+  customColoredColorizer.message = colored.message
+  customColoredColorizer.greyMessage = colored.greyMessage
+  return customColoredColorizer
+}
+
+function customColoredColorizerFactory (customColors, useOnlyCustomProps) {
+  const onlyCustomColored = resolveCustomColoredColorizer(customColors)
+  const customColored = useOnlyCustomProps ? onlyCustomColored : Object.assign({}, colored, onlyCustomColored)
+  const colorizeLevelCustom = colorizeLevel(useOnlyCustomProps)
+
+  const customColoredColorizer = function (level, opts) {
+    return colorizeLevelCustom(level, customColored, opts)
+  }
+  customColoredColorizer.message = customColoredColorizer.message || customColored.message
+  customColoredColorizer.greyMessage = customColoredColorizer.greyMessage || customColored.greyMessage
+
+  return customColoredColorizer
+}
+
+/**
+ * Applies colorization, if possible, to a string representing the passed in
+ * `level`. For example, the default colorizer will return a "green" colored
+ * string for the "info" level.
+ *
+ * @typedef {function} ColorizerFunc
+ * @param {string|number} level In either case, the input will map to a color
+ * for the specified level or to the color for `USERLVL` if the level is not
+ * recognized.
+ * @property {function} message Accepts one string parameter that will be
+ * colorized to a predefined color.
+ */
+
+/**
+ * Factory function get a function to colorized levels. The returned function
+ * also includes a `.message(str)` method to colorize strings.
+ *
+ * @param {boolean} [useColors=false] When `true` a function that applies standard
+ * terminal colors is returned.
+ * @param {array[]} [customColors] Tuple where first item of each array is the
+ * level index and the second item is the color
+ * @param {boolean} [useOnlyCustomProps] When `true`, only use the provided
+ * custom colors provided and not fallback to default
+ *
+ * @returns {ColorizerFunc} `function (level) {}` has a `.message(str)` method to
+ * apply colorization to a string. The core function accepts either an integer
+ * `level` or a `string` level. The integer level will map to a known level
+ * string or to `USERLVL` if not known.  The string `level` will map to the same
+ * colors as the integer `level` and will also default to `USERLVL` if the given
+ * string is not a recognized level name.
+ */
+module.exports = function getColorizer (useColors = false, customColors, useOnlyCustomProps) {
+  if (useColors && customColors !== undefined) {
+    return customColoredColorizerFactory(customColors, useOnlyCustomProps)
+  } else if (useColors) {
+    return coloredColorizer(useOnlyCustomProps)
+  }
+
+  return plainColorizer(useOnlyCustomProps)
+}

backend/node_modules/pino-pretty/lib/colors.test.js

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+'use strict'
+
+const { test } = require('tap')
+const getColorizer = require('./colors')
+
+const testDefaultColorizer = getColorizer => async t => {
+  const colorizer = getColorizer()
+  let colorized = colorizer(10)
+  t.equal(colorized, 'TRACE')
+
+  colorized = colorizer(20)
+  t.equal(colorized, 'DEBUG')
+
+  colorized = colorizer(30)
+  t.equal(colorized, 'INFO')
+
+  colorized = colorizer(40)
+  t.equal(colorized, 'WARN')
+
+  colorized = colorizer(50)
+  t.equal(colorized, 'ERROR')
+
+  colorized = colorizer(60)
+  t.equal(colorized, 'FATAL')
+
+  colorized = colorizer(900)
+  t.equal(colorized, 'USERLVL')
+
+  colorized = colorizer('info')
+  t.equal(colorized, 'INFO')
+
+  colorized = colorizer('use-default')
+  t.equal(colorized, 'USERLVL')
+
+  colorized = colorizer.message('foo')
+  t.equal(colorized, 'foo')
+
+  colorized = colorizer.greyMessage('foo')
+  t.equal(colorized, 'foo')
+}
+
+const testColoringColorizer = getColorizer => async t => {
+  const colorizer = getColorizer(true)
+  let colorized = colorizer(10)
+  t.equal(colorized, '\u001B[90mTRACE\u001B[39m')
+
+  colorized = colorizer(20)
+  t.equal(colorized, '\u001B[34mDEBUG\u001B[39m')
+
+  colorized = colorizer(30)
+  t.equal(colorized, '\u001B[32mINFO\u001B[39m')
+
+  colorized = colorizer(40)
+  t.equal(colorized, '\u001B[33mWARN\u001B[39m')
+
+  colorized = colorizer(50)
+  t.equal(colorized, '\u001B[31mERROR\u001B[39m')
+
+  colorized = colorizer(60)
+  t.equal(colorized, '\u001B[41mFATAL\u001B[49m')
+
+  colorized = colorizer(900)
+  t.equal(colorized, '\u001B[37mUSERLVL\u001B[39m')
+
+  colorized = colorizer('info')
+  t.equal(colorized, '\u001B[32mINFO\u001B[39m')
+
+  colorized = colorizer('use-default')
+  t.equal(colorized, '\u001B[37mUSERLVL\u001B[39m')
+
+  colorized = colorizer.message('foo')
+  t.equal(colorized, '\u001B[36mfoo\u001B[39m')
+
+  colorized = colorizer.greyMessage('foo')
+  t.equal(colorized, '\u001B[90mfoo\u001B[39m')
+}
+
+const testCustomColoringColorizer = getColorizer => async t => {
+  const customLevels = {
+    0: 'INFO',
+    1: 'ERR',
+    default: 'USERLVL'
+  }
+  const customLevelNames = {
+    info: 0,
+    err: 1
+  }
+  const customColors = [
+    [0, 'not-a-color'],
+    [1, 'red']
+  ]
+  const opts = {
+    customLevels,
+    customLevelNames
+  }
+
+  const colorizer = getColorizer(true, customColors)
+  const colorizerWithCustomPropUse = getColorizer(true, customColors, true)
+  let colorized = colorizer(1, opts)
+  t.equal(colorized, '\u001B[31mERR\u001B[39m')
+
+  colorized = colorizer(0, opts)
+  t.equal(colorized, '\u001B[37mINFO\u001B[39m')
+
+  colorized = colorizer(900)
+  t.equal(colorized, '\u001B[37mUSERLVL\u001B[39m')
+
+  colorized = colorizer('err', opts)
+  t.equal(colorized, '\u001B[31mERR\u001B[39m')
+
+  colorized = colorizer('info', opts)
+  t.equal(colorized, '\u001B[37mINFO\u001B[39m')
+
+  colorized = colorizer('use-default')
+  t.equal(colorized, '\u001B[37mUSERLVL\u001B[39m')
+
+  colorized = colorizer(40, opts)
+  t.equal(colorized, '\u001B[33mWARN\u001B[39m')
+
+  colorized = colorizerWithCustomPropUse(50, opts)
+  t.equal(colorized, '\u001B[37mUSERLVL\u001B[39m')
+}
+
+test('returns default colorizer - private export', testDefaultColorizer(getColorizer))
+test('returns colorizing colorizer - private export', testColoringColorizer(getColorizer))
+test('returns custom colorizing colorizer - private export', testCustomColoringColorizer(getColorizer))
+
+test('custom props defaults to standard levels', async t => {
+  const colorizer = getColorizer(true, [], true)
+  const colorized = colorizer('info')
+  t.equal(colorized, '\u001B[37mINFO\u001B[39m')
+})

backend/node_modules/pino-pretty/lib/constants.js

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+'use strict'
+
+/**
+ * A set of property names that indicate the value represents an error object.
+ *
+ * @typedef {string[]} K_ERROR_LIKE_KEYS
+ */
+
+module.exports = {
+  DATE_FORMAT: 'yyyy-mm-dd HH:MM:ss.l o',
+  DATE_FORMAT_SIMPLE: 'HH:MM:ss.l',
+
+  /**
+   * @type {K_ERROR_LIKE_KEYS}
+   */
+  ERROR_LIKE_KEYS: ['err', 'error'],
+
+  MESSAGE_KEY: 'msg',
+
+  LEVEL_KEY: 'level',
+
+  LEVEL_LABEL: 'levelLabel',
+
+  TIMESTAMP_KEY: 'time',
+
+  LEVELS: {
+    default: 'USERLVL',
+    60: 'FATAL',
+    50: 'ERROR',
+    40: 'WARN',
+    30: 'INFO',
+    20: 'DEBUG',
+    10: 'TRACE'
+  },
+
+  LEVEL_NAMES: {
+    fatal: 60,
+    error: 50,
+    warn: 40,
+    info: 30,
+    debug: 20,
+    trace: 10
+  },
+
+  // Object keys that probably came from a logger like Pino or Bunyan.
+  LOGGER_KEYS: [
+    'pid',
+    'hostname',
+    'name',
+    'level',
+    'time',
+    'timestamp',
+    'caller'
+  ]
+}

backend/node_modules/pino-pretty/lib/pretty.js

@@ -0,0 +1,169 @@
+'use strict'
+
+module.exports = pretty
+
+const sjs = require('secure-json-parse')
+
+const isObject = require('./utils/is-object')
+const prettifyErrorLog = require('./utils/prettify-error-log')
+const prettifyLevel = require('./utils/prettify-level')
+const prettifyMessage = require('./utils/prettify-message')
+const prettifyMetadata = require('./utils/prettify-metadata')
+const prettifyObject = require('./utils/prettify-object')
+const prettifyTime = require('./utils/prettify-time')
+const filterLog = require('./utils/filter-log')
+
+const {
+  LEVELS,
+  LEVEL_KEY,
+  LEVEL_NAMES
+} = require('./constants')
+
+const jsonParser = input => {
+  try {
+    return { value: sjs.parse(input, { protoAction: 'remove' }) }
+  } catch (err) {
+    return { err }
+  }
+}
+
+/**
+ * Orchestrates processing the received log data according to the provided
+ * configuration and returns a prettified log string.
+ *
+ * @typedef {function} LogPrettifierFunc
+ * @param {string|object} inputData A log string or a log-like object.
+ * @returns {string} A string that represents the prettified log data.
+ */
+function pretty (inputData) {
+  let log
+  if (!isObject(inputData)) {
+    const parsed = jsonParser(inputData)
+    if (parsed.err || !isObject(parsed.value)) {
+      // pass through
+      return inputData + this.EOL
+    }
+    log = parsed.value
+  } else {
+    log = inputData
+  }
+
+  if (this.minimumLevel) {
+    // We need to figure out if the custom levels has the desired minimum
+    // level & use that one if found. If not, determine if the level exists
+    // in the standard levels. In both cases, make sure we have the level
+    // number instead of the level name.
+    let condition
+    if (this.useOnlyCustomProps) {
+      condition = this.customLevels
+    } else {
+      condition = this.customLevelNames[this.minimumLevel] !== undefined
+    }
+    let minimum
+    if (condition) {
+      minimum = this.customLevelNames[this.minimumLevel]
+    } else {
+      minimum = LEVEL_NAMES[this.minimumLevel]
+    }
+    if (!minimum) {
+      minimum = typeof this.minimumLevel === 'string'
+        ? LEVEL_NAMES[this.minimumLevel]
+        : LEVEL_NAMES[LEVELS[this.minimumLevel].toLowerCase()]
+    }
+
+    const level = log[this.levelKey === undefined ? LEVEL_KEY : this.levelKey]
+    if (level < minimum) return
+  }
+
+  const prettifiedMessage = prettifyMessage({ log, context: this.context })
+
+  if (this.ignoreKeys || this.includeKeys) {
+    log = filterLog({ log, context: this.context })
+  }
+
+  const prettifiedLevel = prettifyLevel({
+    log,
+    context: {
+      ...this.context,
+      // This is odd. The colorizer ends up relying on the value of
+      // `customProperties` instead of the original `customLevels` and
+      // `customLevelNames`.
+      ...this.context.customProperties
+    }
+  })
+  const prettifiedMetadata = prettifyMetadata({ log, context: this.context })
+  const prettifiedTime = prettifyTime({ log, context: this.context })
+
+  let line = ''
+  if (this.levelFirst && prettifiedLevel) {
+    line = `${prettifiedLevel}`
+  }
+
+  if (prettifiedTime && line === '') {
+    line = `${prettifiedTime}`
+  } else if (prettifiedTime) {
+    line = `${line} ${prettifiedTime}`
+  }
+
+  if (!this.levelFirst && prettifiedLevel) {
+    if (line.length > 0) {
+      line = `${line} ${prettifiedLevel}`
+    } else {
+      line = prettifiedLevel
+    }
+  }
+
+  if (prettifiedMetadata) {
+    if (line.length > 0) {
+      line = `${line} ${prettifiedMetadata}:`
+    } else {
+      line = prettifiedMetadata
+    }
+  }
+
+  if (line.endsWith(':') === false && line !== '') {
+    line += ':'
+  }
+
+  if (prettifiedMessage !== undefined) {
+    if (line.length > 0) {
+      line = `${line} ${prettifiedMessage}`
+    } else {
+      line = prettifiedMessage
+    }
+  }
+
+  if (line.length > 0 && !this.singleLine) {
+    line += this.EOL
+  }
+
+  // pino@7+ does not log this anymore
+  if (log.type === 'Error' && log.stack) {
+    const prettifiedErrorLog = prettifyErrorLog({ log, context: this.context })
+    if (this.singleLine) line += this.EOL
+    line += prettifiedErrorLog
+  } else if (this.hideObject === false) {
+    const skipKeys = [
+      this.messageKey,
+      this.levelKey,
+      this.timestampKey
+    ].filter(key => {
+      return typeof log[key] === 'string' ||
+        typeof log[key] === 'number' ||
+        typeof log[key] === 'boolean'
+    })
+    const prettifiedObject = prettifyObject({
+      log,
+      skipKeys,
+      context: this.context
+    })
+
+    // In single line mode, include a space only if prettified version isn't empty
+    if (this.singleLine && !/^\s$/.test(prettifiedObject)) {
+      line += ' '
+    }
+    line += prettifiedObject
+  }
+
+  return line
+}

backend/node_modules/pino-pretty/lib/utils/build-safe-sonic-boom.js

@@ -0,0 +1,71 @@
+'use strict'
+
+module.exports = buildSafeSonicBoom
+
+const { isMainThread } = require('worker_threads')
+const SonicBoom = require('sonic-boom')
+const noop = require('./noop')
+
+/**
+ * Creates a safe SonicBoom instance
+ *
+ * @param {object} opts Options for SonicBoom
+ *
+ * @returns {object} A new SonicBoom stream
+ */
+function buildSafeSonicBoom (opts) {
+  const stream = new SonicBoom(opts)
+  stream.on('error', filterBrokenPipe)
+  // if we are sync: false, we must flush on exit
+  // NODE_V8_COVERAGE must breaks everything
+  // https://github.com/nodejs/node/issues/49344
+  if (!process.env.NODE_V8_COVERAGE && !opts.sync && isMainThread) {
+    setupOnExit(stream)
+  }
+  return stream
+
+  function filterBrokenPipe (err) {
+    if (err.code === 'EPIPE') {
+      stream.write = noop
+      stream.end = noop
+      stream.flushSync = noop
+      stream.destroy = noop
+      return
+    }
+    stream.removeListener('error', filterBrokenPipe)
+  }
+}
+
+function setupOnExit (stream) {
+  /* istanbul ignore next */
+  if (global.WeakRef && global.WeakMap && global.FinalizationRegistry) {
+    // This is leak free, it does not leave event handlers
+    const onExit = require('on-exit-leak-free')
+
+    onExit.register(stream, autoEnd)
+
+    stream.on('close', function () {
+      onExit.unregister(stream)
+    })
+  }
+}
+
+/* istanbul ignore next */
+function autoEnd (stream, eventName) {
+  // This check is needed only on some platforms
+
+  if (stream.destroyed) {
+    return
+  }
+
+  if (eventName === 'beforeExit') {
+    // We still have an event loop, let's use it
+    stream.flush()
+    stream.on('drain', function () {
+      stream.end()
+    })
+  } else {
+    // We do not have an event loop, so flush synchronously
+    stream.flushSync()
+  }
+}

backend/node_modules/pino-pretty/lib/utils/build-safe-sonic-boom.test.js

@@ -0,0 +1,86 @@
+'use strict'
+
+const tap = require('tap')
+const rimraf = require('rimraf')
+const fs = require('fs')
+const { join } = require('path')
+
+const buildSafeSonicBoom = require('./build-safe-sonic-boom')
+
+function noop () {}
+
+const file = () => {
+  const dest = join(__dirname, `${process.pid}-${process.hrtime().toString()}`)
+  const fd = fs.openSync(dest, 'w')
+  return { dest, fd }
+}
+
+tap.test('should not write when error emitted and code is "EPIPE"', async t => {
+  t.plan(1)
+
+  const { fd, dest } = file()
+  const stream = buildSafeSonicBoom({ sync: true, fd, mkdir: true })
+  t.teardown(() => rimraf(dest, noop))
+
+  stream.emit('error', { code: 'EPIPE' })
+  stream.write('will not work')
+
+  const dataFile = fs.readFileSync(dest)
+  t.equal(dataFile.length, 0)
+})
+
+tap.test('should stream.write works when error code is not "EPIPE"', async t => {
+  t.plan(3)
+  const { fd, dest } = file()
+  const stream = buildSafeSonicBoom({ sync: true, fd, mkdir: true })
+
+  t.teardown(() => rimraf(dest, noop))
+
+  stream.on('error', () => t.pass('error emitted'))
+
+  stream.emit('error', 'fake error description')
+
+  t.ok(stream.write('will work'))
+
+  const dataFile = fs.readFileSync(dest)
+  t.equal(dataFile.toString(), 'will work')
+})
+
+tap.test('cover setupOnExit', async t => {
+  t.plan(3)
+  const { fd, dest } = file()
+  const stream = buildSafeSonicBoom({ sync: false, fd, mkdir: true })
+
+  t.teardown(() => rimraf(dest, noop))
+
+  stream.on('error', () => t.pass('error emitted'))
+  stream.emit('error', 'fake error description')
+
+  t.ok(stream.write('will work'))
+
+  await watchFileCreated(dest)
+
+  const dataFile = fs.readFileSync(dest)
+  t.equal(dataFile.toString(), 'will work')
+})
+
+function watchFileCreated (filename) {
+  return new Promise((resolve, reject) => {
+    const TIMEOUT = 2000
+    const INTERVAL = 100
+    const threshold = TIMEOUT / INTERVAL
+    let counter = 0
+    const interval = setInterval(() => {
+      // On some CI runs file is created but not filled
+      if (fs.existsSync(filename) && fs.statSync(filename).size !== 0) {
+        clearInterval(interval)
+        resolve()
+      } else if (counter <= threshold) {
+        counter++
+      } else {
+        clearInterval(interval)
+        reject(new Error(`${filename} was not created.`))
+      }
+    }, INTERVAL)
+  })
+}

backend/node_modules/pino-pretty/lib/utils/create-date.js

@@ -0,0 +1,26 @@
+'use strict'
+
+module.exports = createDate
+
+const isValidDate = require('./is-valid-date')
+
+/**
+ * Constructs a JS Date from a number or string. Accepts any single number
+ * or single string argument that is valid for the Date() constructor,
+ * or an epoch as a string.
+ *
+ * @param {string|number} epoch The representation of the Date.
+ *
+ * @returns {Date} The constructed Date.
+ */
+function createDate (epoch) {
+  // If epoch is already a valid argument, return the valid Date
+  let date = new Date(epoch)
+  if (isValidDate(date)) {
+    return date
+  }
+
+  // Convert to a number to permit epoch as a string
+  date = new Date(+epoch)
+  return date
+}

backend/node_modules/pino-pretty/lib/utils/create-date.test.js

@@ -0,0 +1,20 @@
+'use strict'
+
+const tap = require('tap')
+const createDate = require('./create-date')
+
+const wanted = 1624450038567
+
+tap.test('accepts arguments the Date constructor would accept', async t => {
+  t.plan(2)
+  t.same(createDate(1624450038567).getTime(), wanted)
+  t.same(createDate('2021-06-23T12:07:18.567Z').getTime(), wanted)
+})
+
+tap.test('accepts epoch as a string', async t => {
+  // If Date() accepts this argument, the createDate function is not needed
+  // and can be replaced with Date()
+  t.plan(2)
+  t.notSame(new Date('16244500385-67').getTime(), wanted)
+  t.same(createDate('1624450038567').getTime(), wanted)
+})

backend/node_modules/pino-pretty/lib/utils/delete-log-property.js

@@ -0,0 +1,28 @@
+'use strict'
+
+module.exports = deleteLogProperty
+
+const getPropertyValue = require('./get-property-value')
+const splitPropertyKey = require('./split-property-key')
+
+/**
+ * Deletes a specified property from a log object if it exists.
+ * This function mutates the passed in `log` object.
+ *
+ * @param {object} log The log object to be modified.
+ * @param {string} property A string identifying the property to be deleted from
+ * the log object. Accepts nested properties delimited by a `.`
+ * Delimiter can be escaped to preserve property names that contain the delimiter.
+ * e.g. `'prop1.prop2'` or `'prop2\.domain\.corp.prop2'`
+ */
+function deleteLogProperty (log, property) {
+  const props = splitPropertyKey(property)
+  const propToDelete = props.pop()
+
+  log = getPropertyValue(log, props)
+
+  /* istanbul ignore else */
+  if (log !== null && typeof log === 'object' && Object.prototype.hasOwnProperty.call(log, propToDelete)) {
+    delete log[propToDelete]
+  }
+}

backend/node_modules/pino-pretty/lib/utils/delete-log-property.test.js

@@ -0,0 +1,31 @@
+'use strict'
+
+const tap = require('tap')
+const { createCopier } = require('fast-copy')
+const fastCopy = createCopier({})
+const deleteLogProperty = require('./delete-log-property')
+
+const logData = {
+  level: 30,
+  data1: {
+    data2: { 'data-3': 'bar' }
+  }
+}
+
+tap.test('deleteLogProperty deletes property of depth 1', async t => {
+  const log = fastCopy(logData)
+  deleteLogProperty(log, 'data1')
+  t.same(log, { level: 30 })
+})
+
+tap.test('deleteLogProperty deletes property of depth 2', async t => {
+  const log = fastCopy(logData)
+  deleteLogProperty(log, 'data1.data2')
+  t.same(log, { level: 30, data1: { } })
+})
+
+tap.test('deleteLogProperty deletes property of depth 3', async t => {
+  const log = fastCopy(logData)
+  deleteLogProperty(log, 'data1.data2.data-3')
+  t.same(log, { level: 30, data1: { data2: { } } })
+})

backend/node_modules/pino-pretty/lib/utils/filter-log.js

@@ -0,0 +1,45 @@
+'use strict'
+
+module.exports = filterLog
+
+const { createCopier } = require('fast-copy')
+const fastCopy = createCopier({})
+
+const deleteLogProperty = require('./delete-log-property')
+
+/**
+ * @typedef {object} FilterLogParams
+ * @property {object} log The log object to be modified.
+ * @property {PrettyContext} context The context object built from parsing
+ * the options.
+ */
+
+/**
+ * Filter a log object by removing or including keys accordingly.
+ * When `includeKeys` is passed, `ignoredKeys` will be ignored.
+ * One of ignoreKeys or includeKeys must be pass in.
+ *
+ * @param {FilterLogParams} input
+ *
+ * @returns {object} A new `log` object instance that
+ *  either only includes the keys in ignoreKeys
+ *  or does not include those in ignoredKeys.
+ */
+function filterLog ({ log, context }) {
+  const { ignoreKeys, includeKeys } = context
+  const logCopy = fastCopy(log)
+
+  if (includeKeys) {
+    const logIncluded = {}
+
+    includeKeys.forEach((key) => {
+      logIncluded[key] = logCopy[key]
+    })
+    return logIncluded
+  }
+
+  ignoreKeys.forEach((ignoreKey) => {
+    deleteLogProperty(logCopy, ignoreKey)
+  })
+  return logCopy
+}

backend/node_modules/pino-pretty/lib/utils/filter-log.test.js

@@ -0,0 +1,190 @@
+'use strict'
+
+const tap = require('tap')
+const filterLog = require('./filter-log')
+
+const context = {
+  includeKeys: undefined,
+  ignoreKeys: undefined
+}
+const logData = {
+  level: 30,
+  time: 1522431328992,
+  data1: {
+    data2: { 'data-3': 'bar' },
+    error: new Error('test')
+  }
+}
+const logData2 = Object.assign({
+  'logging.domain.corp/operation': {
+    id: 'foo',
+    producer: 'bar'
+  }
+}, logData)
+
+tap.test('#filterLog with an ignoreKeys option', t => {
+  t.test('filterLog removes single entry', async t => {
+    const result = filterLog({
+      log: logData,
+      context: {
+        ...context,
+        ignoreKeys: ['data1.data2.data-3']
+      }
+    })
+    t.same(result, { level: 30, time: 1522431328992, data1: { data2: { }, error: new Error('test') } })
+  })
+
+  t.test('filterLog removes multiple entries', async t => {
+    const result = filterLog({
+      log: logData,
+      context: {
+        ...context,
+        ignoreKeys: ['time', 'data1']
+      }
+    })
+    t.same(result, { level: 30 })
+  })
+
+  t.test('filterLog keeps error instance', async t => {
+    const result = filterLog({
+      log: logData,
+      context: {
+        ...context,
+        ignoreKeys: []
+      }
+    })
+    t.equal(logData.data1.error, result.data1.error)
+  })
+
+  t.test('filterLog removes entry with escape sequence', async t => {
+    const result = filterLog({
+      log: logData2,
+      context: {
+        ...context,
+        ignoreKeys: ['data1', 'logging\\.domain\\.corp/operation']
+      }
+    })
+    t.same(result, { level: 30, time: 1522431328992 })
+  })
+
+  t.test('filterLog removes entry with escape sequence nested', async t => {
+    const result = filterLog({
+      log: logData2,
+      context: {
+        ...context,
+        ignoreKeys: ['data1', 'logging\\.domain\\.corp/operation.producer']
+      }
+    })
+    t.same(result, { level: 30, time: 1522431328992, 'logging.domain.corp/operation': { id: 'foo' } })
+  })
+
+  t.end()
+})
+
+const ignoreKeysArray = [
+  undefined,
+  ['level'],
+  ['level', 'data1.data2.data-3']
+]
+ignoreKeysArray.forEach(ignoreKeys => {
+  tap.test(`#filterLog with an includeKeys option when the ignoreKeys being ${ignoreKeys}`, t => {
+    t.test('filterLog include nothing', async t => {
+      const result = filterLog({
+        log: logData,
+        context: {
+          ...context,
+          ignoreKeys,
+          includeKeys: []
+        }
+      })
+      t.same(result, {})
+    })
+
+    t.test('filterLog include single entry', async t => {
+      const result = filterLog({
+        log: logData,
+        context: {
+          ...context,
+          ignoreKeys,
+          includeKeys: ['time']
+        }
+      })
+      t.same(result, { time: 1522431328992 })
+    })
+
+    t.test('filterLog include multiple entries', async t => {
+      const result = filterLog({
+        log: logData,
+        context: {
+          ...context,
+          ignoreKeys,
+          includeKeys: ['time', 'data1']
+        }
+      })
+      t.same(result, {
+        time: 1522431328992,
+        data1: {
+          data2: { 'data-3': 'bar' },
+          error: new Error('test')
+        }
+      })
+    })
+
+    t.end()
+  })
+})
+
+tap.test('#filterLog with circular references', t => {
+  const logData = {
+    level: 30,
+    time: 1522431328992,
+    data1: 'test'
+  }
+  logData.circular = logData
+
+  t.test('filterLog removes single entry', async t => {
+    const result = filterLog({
+      log: logData,
+      context: {
+        ...context,
+        ignoreKeys: ['data1']
+      }
+    })
+
+    t.same(result.circular.level, result.level)
+    t.same(result.circular.time, result.time)
+
+    delete result.circular
+    t.same(result, { level: 30, time: 1522431328992 })
+  })
+
+  t.test('filterLog includes single entry', async t => {
+    const result = filterLog({
+      log: logData,
+      context: {
+        ...context,
+        includeKeys: ['data1']
+      }
+    })
+
+    t.same(result, { data1: 'test' })
+  })
+
+  t.test('filterLog includes circular keys', async t => {
+    const result = filterLog({
+      log: logData,
+      context: {
+        ...context,
+        includeKeys: ['level', 'circular']
+      }
+    })
+
+    t.same(result.circular.level, logData.level)
+    t.same(result.circular.time, logData.time)
+
+    delete result.circular
+    t.same(result, { level: 30 })
+  })
+
+  t.end()
+})

backend/node_modules/pino-pretty/lib/utils/format-time.js

@@ -0,0 +1,66 @@
+'use strict'
+
+module.exports = formatTime
+
+const {
+  DATE_FORMAT,
+  DATE_FORMAT_SIMPLE
+} = require('../constants')
+
+const dateformat = require('dateformat')
+const createDate = require('./create-date')
+const isValidDate = require('./is-valid-date')
+
+/**
+ * Converts a given `epoch` to a desired display format.
+ *
+ * @param {number|string} epoch The time to convert. May be any value that is
+ * valid for `new Date()`.
+ * @param {boolean|string} [translateTime=false] When `false`, the given `epoch`
+ * will simply be returned. When `true`, the given `epoch` will be converted
+ * to a string at UTC using the `DATE_FORMAT` constant. If `translateTime` is
+ * a string, the following rules are available:
+ *
+ * - `<format string>`: The string is a literal format string. This format
+ * string will be used to interpret the `epoch` and return a display string
+ * at UTC.
+ * - `SYS:STANDARD`: The returned display string will follow the `DATE_FORMAT`
+ * constant at the system's local timezone.
+ * - `SYS:<format string>`: The returned display string will follow the given
+ * `<format string>` at the system's local timezone.
+ * - `UTC:<format string>`: The returned display string will follow the given
+ * `<format string>` at UTC.
+ *
+ * @returns {number|string} The formatted time.
+ */
+function formatTime (epoch, translateTime = false) {
+  if (translateTime === false) {
+    return epoch
+  }
+
+  const instant = createDate(epoch)
+
+  // If the Date is invalid, do not attempt to format
+  if (!isValidDate(instant)) {
+    return epoch
+  }
+
+  if (translateTime === true) {
+    return dateformat(instant, DATE_FORMAT_SIMPLE)
+  }
+
+  const upperFormat = translateTime.toUpperCase()
+  if (upperFormat === 'SYS:STANDARD') {
+    return dateformat(instant, DATE_FORMAT)
+  }
+
+  const prefix = upperFormat.substr(0, 4)
+  if (prefix === 'SYS:' || prefix === 'UTC:') {
+    if (prefix === 'UTC:') {
+      return dateformat(instant, translateTime)
+    }
+    return dateformat(instant, translateTime.slice(4))
+  }
+
+  return dateformat(instant, `UTC:${translateTime}`)
+}

backend/node_modules/pino-pretty/lib/utils/format-time.test.js

@@ -0,0 +1,71 @@
+'use strict'
+
+process.env.TZ = 'UTC'
+
+const tap = require('tap')
+const formatTime = require('./format-time')
+
+const dateStr = '2019-04-06T13:30:00.000-04:00'
+const epoch = new Date(dateStr)
+const epochMS = epoch.getTime()
+
+tap.test('passes through epoch if `translateTime` is `false`', async t => {
+  const formattedTime = formatTime(epochMS)
+  t.equal(formattedTime, epochMS)
+})
+
+tap.test('passes through epoch if date is invalid', async t => {
+  const input = 'this is not a date'
+  const formattedTime = formatTime(input, true)
+  t.equal(formattedTime, input)
+})
+
+tap.test('translates epoch milliseconds if `translateTime` is `true`', async t => {
+  const formattedTime = formatTime(epochMS, true)
+  t.equal(formattedTime, '17:30:00.000')
+})
+
+tap.test('translates epoch milliseconds to UTC string given format', async t => {
+  const formattedTime = formatTime(epochMS, 'd mmm yyyy H:MM')
+  t.equal(formattedTime, '6 Apr 2019 17:30')
+})
+
+tap.test('translates epoch milliseconds to SYS:STANDARD', async t => {
+  const formattedTime = formatTime(epochMS, 'SYS:STANDARD')
+  t.match(formattedTime, /\d{4}-\d{2}-\d{2} \d{2}:\d{2}:\d{2}\.\d{3} [-+]?\d{4}/)
+})
+
+tap.test('translates epoch milliseconds to SYS:<FORMAT>', async t => {
+  const formattedTime = formatTime(epochMS, 'SYS:d mmm yyyy H:MM')
+  t.match(formattedTime, /\d{1} \w{3} \d{4} \d{1,2}:\d{2}/)
+})
+
+tap.test('passes through date string if `translateTime` is `false`', async t => {
+  const formattedTime = formatTime(dateStr)
+  t.equal(formattedTime, dateStr)
+})
+
+tap.test('translates date string if `translateTime` is `true`', async t => {
+  const formattedTime = formatTime(dateStr, true)
+  t.equal(formattedTime, '17:30:00.000')
+})
+
+tap.test('translates date string to UTC string given format', async t => {
+  const formattedTime = formatTime(dateStr, 'd mmm yyyy H:MM')
+  t.equal(formattedTime, '6 Apr 2019 17:30')
+})
+
+tap.test('translates date string to SYS:STANDARD', async t => {
+  const formattedTime = formatTime(dateStr, 'SYS:STANDARD')
+  t.match(formattedTime, /\d{4}-\d{2}-\d{2} \d{2}:\d{2}:\d{2}\.\d{3} [-+]?\d{4}/)
+})
+
+tap.test('translates date string to UTC:<FORMAT>', async t => {
+  const formattedTime = formatTime(dateStr, 'UTC:d mmm yyyy H:MM')
+  t.equal(formattedTime, '6 Apr 2019 17:30')
+})
+
+tap.test('translates date string to SYS:<FORMAT>', async t => {
+  const formattedTime = formatTime(dateStr, 'SYS:d mmm yyyy H:MM')
+  t.match(formattedTime, /\d{1} \w{3} \d{4} \d{1,2}:\d{2}/)
+})

backend/node_modules/pino-pretty/lib/utils/get-property-value.js

@@ -0,0 +1,30 @@
+'use strict'
+
+module.exports = getPropertyValue
+
+const splitPropertyKey = require('./split-property-key')
+
+/**
+ * Gets a specified property from an object if it exists.
+ *
+ * @param {object} obj The object to be searched.
+ * @param {string|string[]} property A string, or an array of strings, identifying
+ * the property to be retrieved from the object.
+ * Accepts nested properties delimited by a `.`.
+ * Delimiter can be escaped to preserve property names that contain the delimiter.
+ * e.g. `'prop1.prop2'` or `'prop2\.domain\.corp.prop2'`.
+ *
+ * @returns {*}
+ */
+function getPropertyValue (obj, property) {
+  const props = Array.isArray(property) ? property : splitPropertyKey(property)
+
+  for (const prop of props) {
+    if (!Object.prototype.hasOwnProperty.call(obj, prop)) {
+      return
+    }
+    obj = obj[prop]
+  }
+
+  return obj
+}

backend/node_modules/pino-pretty/lib/utils/get-property-value.test.js

@@ -0,0 +1,31 @@
+'use strict'
+
+const tap = require('tap')
+const getPropertyValue = require('./get-property-value')
+
+tap.test('getPropertyValue returns the value of the property', async t => {
+  const result = getPropertyValue({
+    foo: 'bar'
+  }, 'foo')
+  t.same(result, 'bar')
+})
+
+tap.test('getPropertyValue returns the value of the nested property', async t => {
+  const result = getPropertyValue({ extra: { foo: { value: 'bar' } } }, 'extra.foo.value')
+  t.same(result, 'bar')
+})
+
+tap.test('getPropertyValue returns the value of the nested property using the array of nested property keys', async t => {
+  const result = getPropertyValue({ extra: { foo: { value: 'bar' } } }, ['extra', 'foo', 'value'])
+  t.same(result, 'bar')
+})
+
+tap.test('getPropertyValue returns undefined for non-existing properties', async t => {
+  const result = getPropertyValue({ extra: { foo: { value: 'bar' } } }, 'extra.foo.value-2')
+  t.same(result, undefined)
+})
+
+tap.test('getPropertyValue returns undefined for non-existing properties using the array of nested property keys', async t => {
+  const result = getPropertyValue({ extra: { foo: { value: 'bar' } } }, ['extra', 'foo', 'value-2'])
+  t.same(result, undefined)
+})

backend/node_modules/pino-pretty/lib/utils/handle-custom-levels-names-opts.js

@@ -0,0 +1,38 @@
+'use strict'
+
+module.exports = handleCustomLevelsNamesOpts
+
+/**
+ * Parse a CSV string or options object that maps level
+ * labels to level values.
+ *
+ * @param {string|object} cLevels An object mapping level
+ * names to level values, e.g. `{ info: 30, debug: 65 }`, or a
+ * CSV string in the format `level_name:level_value`, e.g.
+ * `info:30,debug:65`.
+ *
+ * @returns {object} An object mapping levels names to level values
+ * e.g. `{ info: 30, debug: 65 }`.
+ */
+function handleCustomLevelsNamesOpts (cLevels) {
+  if (!cLevels) return {}
+
+  if (typeof cLevels === 'string') {
+    return cLevels
+      .split(',')
+      .reduce((agg, value, idx) => {
+        const [levelName, levelNum = idx] = value.split(':')
+        agg[levelName.toLowerCase()] = levelNum
+        return agg
+      }, {})
+  } else if (Object.prototype.toString.call(cLevels) === '[object Object]') {
+    return Object
+      .keys(cLevels)
+      .reduce((agg, levelName) => {
+        agg[levelName.toLowerCase()] = cLevels[levelName]
+        return agg
+      }, {})
+  } else {
+    return {}
+  }
+}

backend/node_modules/pino-pretty/lib/utils/handle-custom-levels-names-opts.test.js

@@ -0,0 +1,44 @@
+'use strict'
+
+const tap = require('tap')
+const handleCustomLevelsNamesOpts = require('./handle-custom-levels-names-opts')
+
+tap.test('returns a empty object `{}` for undefined parameter', async t => {
+  const handledCustomLevelNames = handleCustomLevelsNamesOpts()
+  t.same(handledCustomLevelNames, {})
+})
+
+tap.test('returns a empty object `{}` for unknown parameter', async t => {
+  const handledCustomLevelNames = handleCustomLevelsNamesOpts(123)
+  t.same(handledCustomLevelNames, {})
+})
+
+tap.test('returns a filled object for string parameter', async t => {
+  const handledCustomLevelNames = handleCustomLevelsNamesOpts('ok:10,warn:20,error:35')
+  t.same(handledCustomLevelNames, {
+    ok: 10,
+    warn: 20,
+    error: 35
+  })
+})
+
+tap.test('returns a filled object for object parameter', async t => {
+  const handledCustomLevelNames = handleCustomLevelsNamesOpts({
+    ok: 10,
+    warn: 20,
+    error: 35
+  })
+  t.same(handledCustomLevelNames, {
+    ok: 10,
+    warn: 20,
+    error: 35
+  })
+})
+
+tap.test('defaults missing level num to first index', async t => {
+  const result = handleCustomLevelsNamesOpts('ok:10,info')
+  t.same(result, {
+    ok: 10,
+    info: 1
+  })
+})

backend/node_modules/pino-pretty/lib/utils/handle-custom-levels-opts.js

@@ -0,0 +1,39 @@
+'use strict'
+
+module.exports = handleCustomLevelsOpts
+
+/**
+ * Parse a CSV string or options object that specifies
+ * configuration for custom levels.
+ *
+ * @param {string|object} cLevels An object mapping level
+ * names to values, e.g. `{ info: 30, debug: 65 }`, or a
+ * CSV string in the format `level_name:level_value`, e.g.
+ * `info:30,debug:65`.
+ *
+ * @returns {object} An object mapping levels to labels that
+ * appear in logs, e.g. `{ '30': 'INFO', '65': 'DEBUG' }`.
+ */
+function handleCustomLevelsOpts (cLevels) {
+  if (!cLevels) return {}
+
+  if (typeof cLevels === 'string') {
+    return cLevels
+      .split(',')
+      .reduce((agg, value, idx) => {
+        const [levelName, levelNum = idx] = value.split(':')
+        agg[levelNum] = levelName.toUpperCase()
+        return agg
+      },
+      { default: 'USERLVL' })
+  } else if (Object.prototype.toString.call(cLevels) === '[object Object]') {
+    return Object
+      .keys(cLevels)
+      .reduce((agg, levelName) => {
+        agg[cLevels[levelName]] = levelName.toUpperCase()
+        return agg
+      }, { default: 'USERLVL' })
+  } else {
+    return {}
+  }
+}

backend/node_modules/pino-pretty/lib/utils/handle-custom-levels-opts.test.js

@@ -0,0 +1,47 @@
+'use strict'
+
+const tap = require('tap')
+const handleCustomLevelsOpts = require('./handle-custom-levels-opts')
+
+tap.test('returns a empty object `{}` for undefined parameter', async t => {
+  const handledCustomLevel = handleCustomLevelsOpts()
+  t.same(handledCustomLevel, {})
+})
+
+tap.test('returns a empty object `{}` for unknown parameter', async t => {
+  const handledCustomLevel = handleCustomLevelsOpts(123)
+  t.same(handledCustomLevel, {})
+})
+
+tap.test('returns a filled object for string parameter', async t => {
+  const handledCustomLevel = handleCustomLevelsOpts('ok:10,warn:20,error:35')
+  t.same(handledCustomLevel, {
+    10: 'OK',
+    20: 'WARN',
+    35: 'ERROR',
+    default: 'USERLVL'
+  })
+})
+
+tap.test('returns a filled object for object parameter', async t => {
+  const handledCustomLevel = handleCustomLevelsOpts({
+    ok: 10,
+    warn: 20,
+    error: 35
+  })
+  t.same(handledCustomLevel, {
+    10: 'OK',
+    20: 'WARN',
+    35: 'ERROR',
+    default: 'USERLVL'
+  })
+})
+
+tap.test('defaults missing level num to first index', async t => {
+  const result = handleCustomLevelsOpts('ok:10,info')
+  t.same(result, {
+    10: 'OK',
+    1: 'INFO',
+    default: 'USERLVL'
+  })
+})

backend/node_modules/pino-pretty/lib/utils/index.js

@@ -0,0 +1,99 @@
+'use strict'
+
+module.exports = {
+  buildSafeSonicBoom: require('./build-safe-sonic-boom.js'),
+  createDate: require('./create-date.js'),
+  deleteLogProperty: require('./delete-log-property.js'),
+  filterLog: require('./filter-log.js'),
+  formatTime: require('./format-time.js'),
+  getPropertyValue: require('./get-property-value.js'),
+  handleCustomLevelsNamesOpts: require('./handle-custom-levels-names-opts.js'),
+  handleCustomLevelsOpts: require('./handle-custom-levels-opts.js'),
+  interpretConditionals: require('./interpret-conditionals.js'),
+  isObject: require('./is-object.js'),
+  isValidDate: require('./is-valid-date.js'),
+  joinLinesWithIndentation: require('./join-lines-with-indentation.js'),
+  noop: require('./noop.js'),
+  parseFactoryOptions: require('./parse-factory-options.js'),
+  prettifyErrorLog: require('./prettify-error-log.js'),
+  prettifyError: require('./prettify-error.js'),
+  prettifyLevel: require('./prettify-level.js'),
+  prettifyMessage: require('./prettify-message.js'),
+  prettifyMetadata: require('./prettify-metadata.js'),
+  prettifyObject: require('./prettify-object.js'),
+  prettifyTime: require('./prettify-time.js'),
+  splitPropertyKey: require('./split-property-key.js')
+}
+
+// The remainder of this file consists of jsdoc blocks that are difficult to
+// determine a more appropriate "home" for. As an example, the blocks associated
+// with custom prettifiers could live in either the `prettify-level`,
+// `prettify-metadata`, or `prettify-time` files since they are the primary
+// files where such code is used. But we want a central place to define common
+// doc blocks, so we are picking this file as the answer.
+
+/**
+ * A hash of log property names mapped to prettifier functions. When the
+ * incoming log data is being processed for prettification, any key on the log
+ * that matches a key in a custom prettifiers hash will be prettified using
+ * that matching custom prettifier. The value passed to the custom prettifier
+ * will the value associated with the corresponding log key.
+ *
+ * The hash may contain any arbitrary keys for arbitrary log properties, but it
+ * may also contain a set of predefined key names that map to well-known log
+ * properties. These keys are:
+ *
+ * + `time` (for the timestamp field)
+ * + `level` (for the level label field; value may be a level number instead
+ * of a level label)
+ * + `hostname`
+ * + `pid`
+ * + `name`
+ * + `caller`
+ *
+ * @typedef {Object.<string, CustomPrettifierFunc>} CustomPrettifiers
+ */
+
+/**
+ * A synchronous function to be used for prettifying a log property. It must
+ * return a string.
+ *
+ * @typedef {function} CustomPrettifierFunc
+ * @param {any} value The value to be prettified for the key associated with
+ * the prettifier.
+ * @returns {string}
+ */
+
+/**
+ * A tokenized string that indicates how the prettified log line should be
+ * formatted. Tokens are either log properties enclosed in curly braces, e.g.
+ * `{levelLabel}`, `{pid}`, or `{req.url}`, or conditional directives in curly
+ * braces. The only conditional directives supported are `if` and `end`, e.g.
+ * `{if pid}{pid}{end}`; every `if` must have a matching `end`. Nested
+ * conditions are not supported.
+ *
+ * @typedef {string} MessageFormatString
+ *
+ * @example
+ * `{levelLabel} - {if pid}{pid} - {end}url:{req.url}`
+ */
+
+/**
+ * A function that accepts a log object, name of the message key, and name of
+ * the level label key and returns a formatted log line.
+ *
+ * Note: this function must be synchronous.
+ *
+ * @typedef {function} MessageFormatFunction
+ * @param {object} log The log object to be processed.
+ * @param {string} messageKey The name of the key in the `log` object that
+ * contains the log message.
+ * @param {string} levelLabel The name of the key in the `log` object that
+ * contains the log level name.
+ * @returns {string}
+ *
+ * @example
+ * function (log, messageKey, levelLabel) {
+ *   return `${log[levelLabel]} - ${log[messageKey]}`
+ * }
+ */

backend/node_modules/pino-pretty/lib/utils/index.test.js

@@ -0,0 +1,37 @@
+'use strict'
+
+const tap = require('tap')
+const index = require('./index.js')
+const { readdirSync } = require('fs')
+const { basename } = require('path')
+
+tap.test(
+  'index exports exactly all non-test files excluding itself',
+  async t => {
+    // Read all files in the `util` directory
+    const files = readdirSync(__dirname)
+
+    for (const file of files) {
+      const kebabName = basename(file, '.js')
+      const snakeName = kebabName.split('-').map((part, idx) => {
+        if (idx === 0) return part
+        return part[0].toUpperCase() + part.slice(1)
+      }).join('')
+
+      if (file.endsWith('.test.js') === false && file !== 'index.js') {
+        // We expect all files to be exported except…
+        t.ok(index[snakeName], `exports ${snakeName}`)
+      } else {
+        // …test files and the index file itself – those must not be exported
+        t.notOk(index[snakeName], `does not export ${snakeName}`)
+      }
+
+      // Remove the exported file from the index object
+      delete index[snakeName]
+    }
+
+    // Now the index is expected to be empty, as nothing else should be
+    // exported from it
+    t.same(index, {}, 'does not export anything else')
+  }
+)

backend/node_modules/pino-pretty/lib/utils/interpret-conditionals.js

@@ -0,0 +1,37 @@
+'use strict'
+
+module.exports = interpretConditionals
+
+const getPropertyValue = require('./get-property-value')
+
+/**
+ * Translates all conditional blocks from within the messageFormat. Translates
+ * any matching {if key}{key}{end} statements and returns everything between
+ * if and else blocks if the key provided was found in log.
+ *
+ * @param {MessageFormatString|MessageFormatFunction} messageFormat A format
+ * string or function that defines how the logged message should be
+ * conditionally formatted.
+ * @param {object} log The log object to be modified.
+ *
+ * @returns {string} The parsed messageFormat.
+ */
+function interpretConditionals (messageFormat, log) {
+  messageFormat = messageFormat.replace(/{if (.*?)}(.*?){end}/g, replacer)
+
+  // Remove non-terminated if blocks
+  messageFormat = messageFormat.replace(/{if (.*?)}/g, '')
+  // Remove floating end blocks
+  messageFormat = messageFormat.replace(/{end}/g, '')
+
+  return messageFormat.replace(/\s+/g, ' ').trim()
+
+  function replacer (_, key, value) {
+    const propertyValue = getPropertyValue(log, key)
+    if (propertyValue && value.includes(key)) {
+      return value.replace(new RegExp('{' + key + '}', 'g'), propertyValue)
+    } else {
+      return ''
+    }
+  }
+}

backend/node_modules/pino-pretty/lib/utils/interpret-conditionals.test.js

@@ -0,0 +1,69 @@
+'use strict'
+
+const tap = require('tap')
+const { createCopier } = require('fast-copy')
+const fastCopy = createCopier({})
+const interpretConditionals = require('./interpret-conditionals')
+
+const logData = {
+  level: 30,
+  data1: {
+    data2: 'bar'
+  },
+  msg: 'foo'
+}
+
+tap.test('interpretConditionals translates if / else statement to found property value', async t => {
+  const log = fastCopy(logData)
+  t.equal(interpretConditionals('{level} - {if data1.data2}{data1.data2}{end}', log), '{level} - bar')
+})
+
+tap.test('interpretConditionals translates if / else statement to found property value and leave unmatched property key untouched', async t => {
+  const log = fastCopy(logData)
+  t.equal(interpretConditionals('{level} - {if data1.data2}{data1.data2} ({msg}){end}', log), '{level} - bar ({msg})')
+})
+
+tap.test('interpretConditionals removes non-terminated if statements', async t => {
+  const log = fastCopy(logData)
+  t.equal(interpretConditionals('{level} - {if data1.data2}{data1.data2}', log), '{level} - {data1.data2}')
+})
+
+tap.test('interpretConditionals removes floating end statements', async t => {
+  const log = fastCopy(logData)
+  t.equal(interpretConditionals('{level} - {data1.data2}{end}', log), '{level} - {data1.data2}')
+})
+
+tap.test('interpretConditionals removes floating end statements within translated if / end statements', async t => {
+  const log = fastCopy(logData)
+  t.equal(interpretConditionals('{level} - {if msg}({msg}){end}{end}', log), '{level} - (foo)')
+})
+
+tap.test('interpretConditionals removes if / end blocks if existent condition key does not match existent property key', async t => {
+  const log = fastCopy(logData)
+  t.equal(interpretConditionals('{level}{if msg}{data1.data2}{end}', log), '{level}')
+})
+
+tap.test('interpretConditionals removes if / end blocks if non-existent condition key does not match existent property key', async t => {
+  const log = fastCopy(logData)
+  t.equal(interpretConditionals('{level}{if foo}{msg}{end}', log), '{level}')
+})
+
+tap.test('interpretConditionals removes if / end blocks if existent condition key does not match non-existent property key', async t => {
+  const log = fastCopy(logData)
+  t.equal(interpretConditionals('{level}{if msg}{foo}{end}', log), '{level}')
+})
+
+tap.test('interpretConditionals removes if / end blocks if non-existent condition key does not match non-existent property key', async t => {
+  const log = fastCopy(logData)
+  t.equal(interpretConditionals('{level}{if foo}{bar}{end}', log), '{level}')
+})
+
+tap.test('interpretConditionals removes if / end blocks if nested condition key does not match property key', async t => {
+  const log = fastCopy(logData)
+  t.equal(interpretConditionals('{level}{if data1.msg}{data1.data2}{end}', log), '{level}')
+})
+
+tap.test('interpretConditionals removes nested if / end statement blocks', async t => {
+  const log = fastCopy(logData)
+  t.equal(interpretConditionals('{if msg}{if data1.data2}{msg}{data1.data2}{end}{end}', log), 'foo{data1.data2}')
+})

backend/node_modules/pino-pretty/lib/utils/is-object.js

@@ -0,0 +1,7 @@
+'use strict'
+
+module.exports = isObject
+
+function isObject (input) {
+  return Object.prototype.toString.apply(input) === '[object Object]'
+}

backend/node_modules/pino-pretty/lib/utils/is-object.test.js

@@ -0,0 +1,10 @@
+'use strict'
+
+const tap = require('tap')
+const isObject = require('./is-object')
+
+tap.test('returns correct answer', async t => {
+  t.equal(isObject({}), true)
+  t.equal(isObject([]), false)
+  t.equal(isObject(42), false)
+})

backend/node_modules/pino-pretty/lib/utils/is-valid-date.js

@@ -0,0 +1,14 @@
+'use strict'
+
+module.exports = isValidDate
+
+/**
+ * Checks if the argument is a JS Date and not 'Invalid Date'.
+ *
+ * @param {Date} date The date to check.
+ *
+ * @returns {boolean} true if the argument is a JS Date and not 'Invalid Date'.
+ */
+function isValidDate (date) {
+  return date instanceof Date && !Number.isNaN(date.getTime())
+}

backend/node_modules/pino-pretty/lib/utils/is-valid-date.test.js

@@ -0,0 +1,16 @@
+'use strict'
+
+process.env.TZ = 'UTC'
+
+const tap = require('tap')
+const isValidDate = require('./is-valid-date')
+
+tap.test('returns true for valid dates', async t => {
+  t.same(isValidDate(new Date()), true)
+})
+
+tap.test('returns false for non-dates and invalid dates', async t => {
+  t.plan(2)
+  t.same(isValidDate('20210621'), false)
+  t.same(isValidDate(new Date('2021-41-99')), false)
+})

backend/node_modules/pino-pretty/lib/utils/join-lines-with-indentation.js

@@ -0,0 +1,29 @@
+'use strict'
+
+module.exports = joinLinesWithIndentation
+
+/**
+ * @typedef {object} JoinLinesWithIndentationParams
+ * @property {string} input The string to split and reformat.
+ * @property {string} [ident] The indentation string. Default: `    ` (4 spaces).
+ * @property {string} [eol] The end of line sequence to use when rejoining
+ * the lines. Default: `'\n'`.
+ */
+
+/**
+ * Given a string with line separators, either `\r\n` or `\n`, add indentation
+ * to all lines subsequent to the first line and rejoin the lines using an
+ * end of line sequence.
+ *
+ * @param {JoinLinesWithIndentationParams} input
+ *
+ * @returns {string} A string with lines subsequent to the first indented
+ * with the given indentation sequence.
+ */
+function joinLinesWithIndentation ({ input, ident = '    ', eol = '\n' }) {
+  const lines = input.split(/\r?\n/)
+  for (let i = 1; i < lines.length; i += 1) {
+    lines[i] = ident + lines[i]
+  }
+  return lines.join(eol)
+}

backend/node_modules/pino-pretty/lib/utils/join-lines-with-indentation.test.js

@@ -0,0 +1,16 @@
+'use strict'
+
+const tap = require('tap')
+const joinLinesWithIndentation = require('./join-lines-with-indentation')
+
+tap.test('joinLinesWithIndentation adds indentation to beginning of subsequent lines', async t => {
+  const input = 'foo\nbar\nbaz'
+  const result = joinLinesWithIndentation({ input })
+  t.equal(result, 'foo\n    bar\n    baz')
+})
+
+tap.test('joinLinesWithIndentation accepts custom indentation, line breaks, and eol', async t => {
+  const input = 'foo\nbar\r\nbaz'
+  const result = joinLinesWithIndentation({ input, ident: '  ', eol: '^' })
+  t.equal(result, 'foo^  bar^  baz')
+})

backend/node_modules/pino-pretty/lib/utils/noop.js

@@ -0,0 +1,3 @@
+'use strict'
+
+module.exports = function noop () {}

backend/node_modules/pino-pretty/lib/utils/noop.test.js

@@ -0,0 +1,12 @@
+'use strict'
+
+const tap = require('tap')
+const noop = require('./noop')
+
+tap.test('is a function', async t => {
+  t.type(noop, Function)
+})
+
+tap.test('does nothing', async t => {
+  t.equal(noop('stuff'), undefined)
+})

backend/node_modules/pino-pretty/lib/utils/parse-factory-options.js

@@ -0,0 +1,153 @@
+'use strict'
+
+module.exports = parseFactoryOptions
+
+const {
+  LEVEL_NAMES
+} = require('../constants')
+const colors = require('../colors')
+const handleCustomLevelsOpts = require('./handle-custom-levels-opts')
+const handleCustomLevelsNamesOpts = require('./handle-custom-levels-names-opts')
+
+/**
+ * A `PrettyContext` is an object to be used by the various functions that
+ * process log data. It is derived from the provided {@link PinoPrettyOptions}.
+ * It may be used as a `this` context.
+ *
+ * @typedef {object} PrettyContext
+ * @property {string} EOL The escape sequence chosen as the line terminator.
+ * @property {string} IDENT The string to use as the indentation sequence.
+ * @property {ColorizerFunc} colorizer A configured colorizer function.
+ * @property {Array[Array<number, string>]} customColors A set of custom color
+ * names associated with level numbers.
+ * @property {object} customLevelNames A hash of level numbers to level names,
+ * e.g. `{ 30: "info" }`.
+ * @property {object} customLevels A hash of level names to level numbers,
+ * e.g. `{ info: 30 }`.
+ * @property {CustomPrettifiers} customPrettifiers A hash of custom prettifier
+ * functions.
+ * @property {object} customProperties Comprised of `customLevels` and
+ * `customLevelNames` if such options are provided.
+ * @property {string[]} errorLikeObjectKeys The key names in the log data that
+ * should be considered as holding error objects.
+ * @property {string[]} errorProps A list of error object keys that should be
+ * included in the output.
+ * @property {boolean} hideObject Indicates the prettifier should omit objects
+ * in the output.
+ * @property {string[]} ignoreKeys Set of log data keys to omit.
+ * @property {string[]} includeKeys Opposite of `ignoreKeys`.
+ * @property {boolean} levelFirst Indicates the level should be printed first.
+ * @property {string} levelKey Name of the key in the log data that contains
+ * the message.
+ * @property {string} levelLabel Format token to represent the position of the
+ * level name in the output string.
+ * @property {MessageFormatString|MessageFormatFunction} messageFormat
+ * @property {string} messageKey Name of the key in the log data that contains
+ * the message.
+ * @property {string|number} minimumLevel The minimum log level to process
+ * and output.
+ * @property {ColorizerFunc} objectColorizer
+ * @property {boolean} singleLine Indicates objects should be printed on a
+ * single output line.
+ * @property {string} timestampKey The name of the key in the log data that
+ * contains the log timestamp.
+ * @property {boolean} translateTime Indicates if timestamps should be
+ * translated to a human-readable string.
+ * @property {boolean} useOnlyCustomProps
+ */
+
+/**
+ * @param {PinoPrettyOptions} options The user supplied object of options.
+ *
+ * @returns {PrettyContext}
+ */
+function parseFactoryOptions (options) {
+  const EOL = options.crlf ? '\r\n' : '\n'
+  const IDENT = '    '
+  const {
+    customPrettifiers,
+    errorLikeObjectKeys,
+    hideObject,
+    levelFirst,
+    levelKey,
+    levelLabel,
+    messageFormat,
+    messageKey,
+    minimumLevel,
+    singleLine,
+    timestampKey,
+    translateTime
+  } = options
+  const errorProps = options.errorProps.split(',')
+  const useOnlyCustomProps = typeof options.useOnlyCustomProps === 'boolean'
+    ? options.useOnlyCustomProps
+    : (options.useOnlyCustomProps === 'true')
+  const customLevels = handleCustomLevelsOpts(options.customLevels)
+  const customLevelNames = handleCustomLevelsNamesOpts(options.customLevels)
+
+  let customColors
+  if (options.customColors) {
+    customColors = options.customColors.split(',').reduce((agg, value) => {
+      const [level, color] = value.split(':')
+
+      const condition = useOnlyCustomProps
+        ? options.customLevels
+        : customLevelNames[level] !== undefined
+      const levelNum = condition
+        ? customLevelNames[level]
+        : LEVEL_NAMES[level]
+      const colorIdx = levelNum !== undefined
+        ? levelNum
+        : level
+
+      agg.push([colorIdx, color])
+
+      return agg
+    }, [])
+  }
+
+  const customProperties = { customLevels, customLevelNames }
+  if (useOnlyCustomProps === true && !options.customLevels) {
+    customProperties.customLevels = undefined
+    customProperties.customLevelNames = undefined
+  }
+
+  const includeKeys = options.include !== undefined
+    ? new Set(options.include.split(','))
+    : undefined
+  const ignoreKeys = (!includeKeys && options.ignore)
+    ? new Set(options.ignore.split(','))
+    : undefined
+
+  const colorizer = colors(options.colorize, customColors, useOnlyCustomProps)
+  const objectColorizer = options.colorizeObjects
+    ? colorizer
+    : colors(false, [], false)
+
+  return {
+    EOL,
+    IDENT,
+    colorizer,
+    customColors,
+    customLevelNames,
+    customLevels,
+    customPrettifiers,
+    customProperties,
+    errorLikeObjectKeys,
+    errorProps,
+    hideObject,
+    ignoreKeys,
+    includeKeys,
+    levelFirst,
+    levelKey,
+    levelLabel,
+    messageFormat,
+    messageKey,
+    minimumLevel,
+    objectColorizer,
+    singleLine,
+    timestampKey,
+    translateTime,
+    useOnlyCustomProps
+  }
+}

backend/node_modules/pino-pretty/lib/utils/prettify-error-log.js

@@ -0,0 +1,73 @@
+'use strict'
+
+module.exports = prettifyErrorLog
+
+const {
+  LOGGER_KEYS
+} = require('../constants')
+
+const isObject = require('./is-object')
+const joinLinesWithIndentation = require('./join-lines-with-indentation')
+const prettifyObject = require('./prettify-object')
+
+/**
+ * @typedef {object} PrettifyErrorLogParams
+ * @property {object} log The error log to prettify.
+ * @property {PrettyContext} context The context object built from parsing
+ * the options.
+ */
+
+/**
+ * Given a log object that has a `type: 'Error'` key, prettify the object and
+ * return the result. In other
+ *
+ * @param {PrettifyErrorLogParams} input
+ *
+ * @returns {string} A string that represents the prettified error log.
+ */
+function prettifyErrorLog ({ log, context }) {
+  const {
+    EOL: eol,
+    IDENT: ident,
+    errorProps: errorProperties,
+    messageKey
+  } = context
+  const stack = log.stack
+  const joinedLines = joinLinesWithIndentation({ input: stack, ident, eol })
+  let result = `${ident}${joinedLines}${eol}`
+
+  if (errorProperties.length > 0) {
+    const excludeProperties = LOGGER_KEYS.concat(messageKey, 'type', 'stack')
+    let propertiesToPrint
+    if (errorProperties[0] === '*') {
+      // Print all sibling properties except for the standard exclusions.
+      propertiesToPrint = Object.keys(log).filter(k => excludeProperties.includes(k) === false)
+    } else {
+      // Print only specified properties unless the property is a standard exclusion.
+      propertiesToPrint = errorProperties.filter(k => excludeProperties.includes(k) === false)
+    }
+
+    for (let i = 0; i < propertiesToPrint.length; i += 1) {
+      const key = propertiesToPrint[i]
+      if (key in log === false) continue
+      if (isObject(log[key])) {
+        // The nested object may have "logger" type keys but since they are not
+        // at the root level of the object being processed, we want to print them.
+        // Thus, we invoke with `excludeLoggerKeys: false`.
+        const prettifiedObject = prettifyObject({
+          log: log[key],
+          excludeLoggerKeys: false,
+          context: {
+            ...context,
+            IDENT: ident + ident
+          }
+        })
+        result = `${result}${ident}${key}: {${eol}${prettifiedObject}${ident}}${eol}`
+        continue
+      }
+      result = `${result}${ident}${key}: ${log[key]}${eol}`
+    }
+  }
+
+  return result
+}

backend/node_modules/pino-pretty/lib/utils/prettify-error-log.test.js

@@ -0,0 +1,110 @@
+'use strict'
+
+const tap = require('tap')
+const prettifyErrorLog = require('./prettify-error-log')
+const {
+  ERROR_LIKE_KEYS,
+  MESSAGE_KEY
+} = require('../constants')
+
+const context = {
+  EOL: '\n',
+  IDENT: '    ',
+  customPrettifiers: {},
+  errorLikeObjectKeys: ERROR_LIKE_KEYS,
+  errorProps: [],
+  messageKey: MESSAGE_KEY
+}
+
+tap.test('returns string with default settings', async t => {
+  const err = Error('Something went wrong')
+  const str = prettifyErrorLog({ log: err, context })
+  t.ok(str.startsWith('    Error: Something went wrong'))
+})
+
+tap.test('returns string with custom ident', async t => {
+  const err = Error('Something went wrong')
+  const str = prettifyErrorLog({
+    log: err,
+    context: {
+      ...context,
+      IDENT: '  '
+    }
+  })
+  t.ok(str.startsWith('  Error: Something went wrong'))
+})
+
+tap.test('returns string with custom eol', async t => {
+  const err = Error('Something went wrong')
+  const str = prettifyErrorLog({
+    log: err,
+    context: {
+      ...context,
+      EOL: '\r\n'
+    }
+  })
+  t.ok(str.startsWith('    Error: Something went wrong\r\n'))
+})
+
+tap.test('errorProperties', t => {
+  t.test('excludes all for wildcard', async t => {
+    const err = Error('boom')
+    err.foo = 'foo'
+    const str = prettifyErrorLog({
+      log: err,
+      context: {
+        ...context,
+        errorProps: ['*']
+      }
+    })
+    t.ok(str.startsWith('    Error: boom'))
+    t.equal(str.includes('foo: "foo"'), false)
+  })
+
+  t.test('excludes only selected properties', async t => {
+    const err = Error('boom')
+    err.foo = 'foo'
+    const str = prettifyErrorLog({
+      log: err,
+      context: {
+        ...context,
+        errorProps: ['foo']
+      }
+    })
+    t.ok(str.startsWith('    Error: boom'))
+    t.equal(str.includes('foo: foo'), true)
+  })
+
+  t.test('ignores specified properties if not present', async t => {
+    const err = Error('boom')
+    err.foo = 'foo'
+    const str = prettifyErrorLog({
+      log: err,
+      context: {
+        ...context,
+        errorProps: ['foo', 'bar']
+      }
+    })
+    t.ok(str.startsWith('    Error: boom'))
+    t.equal(str.includes('foo: foo'), true)
+    t.equal(str.includes('bar'), false)
+  })
+
+  t.test('processes nested objects', async t => {
+    const err = Error('boom')
+    err.foo = { bar: 'bar', message: 'included' }
+    const str = prettifyErrorLog({
+      log: err,
+      context: {
+        ...context,
+        errorProps: ['foo']
+      }
+    })
+    t.ok(str.startsWith('    Error: boom'))
+    t.equal(str.includes('foo: {'), true)
+    t.equal(str.includes('bar: "bar"'), true)
+    t.equal(str.includes('message: "included"'), true)
+  })
+
+  t.end()
+})

backend/node_modules/pino-pretty/lib/utils/prettify-error.js

@@ -0,0 +1,49 @@
+'use strict'
+
+module.exports = prettifyError
+
+const joinLinesWithIndentation = require('./join-lines-with-indentation')
+
+/**
+ * @typedef {object} PrettifyErrorParams
+ * @property {string} keyName The key assigned to this error in the log object.
+ * @property {string} lines The STRINGIFIED error. If the error field has a
+ *  custom prettifier, that should be pre-applied as well.
+ * @property {string} ident The indentation sequence to use.
+ * @property {string} eol The EOL sequence to use.
+ */
+
+/**
+ * Prettifies an error string into a multi-line format.
+ *
+ * @param {PrettifyErrorParams} input
+ *
+ * @returns {string}
+ */
+function prettifyError ({ keyName, lines, eol, ident }) {
+  let result = ''
+  const joinedLines = joinLinesWithIndentation({ input: lines, ident, eol })
+  const splitLines = `${ident}${keyName}: ${joinedLines}${eol}`.split(eol)
+
+  for (let j = 0; j < splitLines.length; j += 1) {
+    if (j !== 0) result += eol
+
+    const line = splitLines[j]
+    if (/^\s*"stack"/.test(line)) {
+      const matches = /^(\s*"stack":)\s*(".*"),?$/.exec(line)
+      /* istanbul ignore else */
+      if (matches && matches.length === 3) {
+        const indentSize = /^\s*/.exec(line)[0].length + 4
+        const indentation = ' '.repeat(indentSize)
+        const stackMessage = matches[2]
+        result += matches[1] + eol + indentation + JSON.parse(stackMessage).replace(/\n/g, eol + indentation)
+      } else {
+        result += line
+      }
+    } else {
+      result += line
+    }
+  }
+
+  return result
+}

backend/node_modules/pino-pretty/lib/utils/prettify-error.test.js

@@ -0,0 +1,14 @@
+'use strict'
+
+const tap = require('tap')
+const stringifySafe = require('fast-safe-stringify')
+const prettifyError = require('./prettify-error')
+
+tap.test('prettifies error', t => {
+  const error = Error('Bad error!')
+  const lines = stringifySafe(error, Object.getOwnPropertyNames(error), 2)
+
+  const prettyError = prettifyError({ keyName: 'errorKey', lines, ident: '    ', eol: '\n' })
+  t.match(prettyError, /\s*errorKey: {\n\s*"stack":[\s\S]*"message": "Bad error!"/)
+  t.end()
+})

backend/node_modules/pino-pretty/lib/utils/prettify-level.js

@@ -0,0 +1,35 @@
+'use strict'
+
+module.exports = prettifyLevel
+
+const getPropertyValue = require('./get-property-value')
+
+/**
+ * @typedef {object} PrettifyLevelParams
+ * @property {object} log The log object.
+ * @property {PrettyContext} context The context object built from parsing
+ * the options.
+ */
+
+/**
+ * Checks if the passed in log has a `level` value and returns a prettified
+ * string for that level if so.
+ *
+ * @param {PrettifyLevelParams} input
+ *
+ * @returns {undefined|string} If `log` does not have a `level` property then
+ * `undefined` will be returned. Otherwise, a string from the specified
+ * `colorizer` is returned.
+ */
+function prettifyLevel ({ log, context }) {
+  const {
+    colorizer,
+    customLevels,
+    customLevelNames,
+    levelKey
+  } = context
+  const prettifier = context.customPrettifiers?.level
+  const output = getPropertyValue(log, levelKey)
+  if (output === undefined) return undefined
+  return prettifier ? prettifier(output) : colorizer(output, { customLevels, customLevelNames })
+}

backend/node_modules/pino-pretty/lib/utils/prettify-level.test.js

@@ -0,0 +1,68 @@
+'use strict'
+
+const tap = require('tap')
+const prettifyLevel = require('./prettify-level')
+const getColorizer = require('../colors')
+const {
+  LEVEL_KEY
+} = require('../constants')
+
+const context = {
+  colorizer: getColorizer(),
+  customLevelNames: undefined,
+  customLevels: undefined,
+  levelKey: LEVEL_KEY,
+  customPrettifiers: undefined
+}
+
+tap.test('returns `undefined` for unknown level', async t => {
+  const colorized = prettifyLevel({
+    log: {},
+    context: {
+      ...context
+    }
+  })
+  t.equal(colorized, undefined)
+})
+
+tap.test('returns non-colorized value for default colorizer', async t => {
+  const log = {
+    level: 30
+  }
+  const colorized = prettifyLevel({
+    log,
+    context: {
+      ...context
+    }
+  })
+  t.equal(colorized, 'INFO')
+})
+
+tap.test('returns colorized value for color colorizer', async t => {
+  const log = {
+    level: 30
+  }
+  const colorizer = getColorizer(true)
+  const colorized = prettifyLevel({
+    log,
+    context: {
+      ...context,
+      colorizer
+    }
+  })
+  t.equal(colorized, '\u001B[32mINFO\u001B[39m')
+})
+
+tap.test('passes output through provided prettifier', async t => {
+  const log = {
+    level: 30
+  }
+  const colorized = prettifyLevel({
+    log,
+    context: {
+      ...context,
+      customPrettifiers: { level () { return 'modified' } }
+    }
+  })
+  t.equal(colorized, 'modified')
+})

backend/node_modules/pino-pretty/lib/utils/prettify-message.js

@@ -0,0 +1,63 @@
+'use strict'
+
+module.exports = prettifyMessage
+
+const {
+  LEVELS
+} = require('../constants')
+
+const getPropertyValue = require('./get-property-value')
+const interpretConditionals = require('./interpret-conditionals')
+
+/**
+ * @typedef {object} PrettifyMessageParams
+ * @property {object} log The log object with the message to colorize.
+ * @property {PrettyContext} context The context object built from parsing
+ * the options.
+ */
+
+/**
+ * Prettifies a message string if the given `log` has a message property.
+ *
+ * @param {PrettifyMessageParams} input
+ *
+ * @returns {undefined|string} If the message key is not found, or the message
+ * key is not a string, then `undefined` will be returned. Otherwise, a string
+ * that is the prettified message.
+ */
+function prettifyMessage ({ log, context }) {
+  const {
+    colorizer,
+    customLevels,
+    levelKey,
+    levelLabel,
+    messageFormat,
+    messageKey,
+    useOnlyCustomProps
+  } = context
+  if (messageFormat && typeof messageFormat === 'string') {
+    const parsedMessageFormat = interpretConditionals(messageFormat, log)
+
+    const message = String(parsedMessageFormat).replace(
+      /{([^{}]+)}/g,
+      function (match, p1) {
+        // return log level as string instead of int
+        let level
+        if (p1 === levelLabel && (level = getPropertyValue(log, levelKey)) !== undefined) {
+          const condition = useOnlyCustomProps ? customLevels === undefined : customLevels[level] === undefined
+          return condition ? LEVELS[level] : customLevels[level]
+        }
+
+        // Parse nested key access, e.g. `{keyA.subKeyB}`.
+        return getPropertyValue(log, p1) || ''
+      })
+    return colorizer.message(message)
+  }
+  if (messageFormat && typeof messageFormat === 'function') {
+    const msg = messageFormat(log, messageKey, levelLabel)
+    return colorizer.message(msg)
+  }
+  if (messageKey in log === false) return undefined
+  if (typeof log[messageKey] !== 'string' && typeof log[messageKey] !== 'number' && typeof log[messageKey] !== 'boolean') return undefined
+  return colorizer.message(log[messageKey])
+}

backend/node_modules/pino-pretty/lib/utils/prettify-message.test.js

@@ -0,0 +1,187 @@
+'use strict'
+
+const tap = require('tap')
+const prettifyMessage = require('./prettify-message')
+const getColorizer = require('../colors')
+const {
+  LEVEL_KEY,
+  LEVEL_LABEL
+} = require('../constants')
+const context = {
+  colorizer: getColorizer(),
+  levelKey: LEVEL_KEY,
+  levelLabel: LEVEL_LABEL,
+  messageKey: 'msg'
+}
+
+tap.test('returns `undefined` if `messageKey` not found', async t => {
+  const str = prettifyMessage({ log: {}, context })
+  t.equal(str, undefined)
+})
+
+tap.test('returns `undefined` if `messageKey` not string', async t => {
+  const str = prettifyMessage({ log: { msg: {} }, context })
+  t.equal(str, undefined)
+})
+
+tap.test('returns non-colorized value for default colorizer', async t => {
+  const colorizer = getColorizer()
+  const str = prettifyMessage({
+    log: { msg: 'foo' },
+    context: { ...context, colorizer }
+  })
+  t.equal(str, 'foo')
+})
+
+tap.test('returns non-colorized value for alternate `messageKey`', async t => {
+  const str = prettifyMessage({
+    log: { message: 'foo' },
+    context: { ...context, messageKey: 'message' }
+  })
+  t.equal(str, 'foo')
+})
+
+tap.test('returns colorized value for color colorizer', async t => {
+  const colorizer = getColorizer(true)
+  const str = prettifyMessage({
+    log: { msg: 'foo' },
+    context: { ...context, colorizer }
+  })
+  t.equal(str, '\u001B[36mfoo\u001B[39m')
+})
+
+tap.test('returns colorized value for color colorizer for alternate `messageKey`', async t => {
+  const colorizer = getColorizer(true)
+  const str = prettifyMessage({
+    log: { message: 'foo' },
+    context: { ...context, messageKey: 'message', colorizer }
+  })
+  t.equal(str, '\u001B[36mfoo\u001B[39m')
+})
+
+tap.test('returns message formatted by `messageFormat` option', async t => {
+  const str = prettifyMessage({
+    log: { msg: 'foo', context: 'appModule' },
+    context: { ...context, messageFormat: '{context} - {msg}' }
+  })
+  t.equal(str, 'appModule - foo')
+})
+
+tap.test('returns message formatted by `messageFormat` option - missing prop', async t => {
+  const str = prettifyMessage({
+    log: { context: 'appModule' },
+    context: { ...context, messageFormat: '{context} - {msg}' }
+  })
+  t.equal(str, 'appModule - ')
+})
+
+tap.test('returns message formatted by `messageFormat` option - levelLabel & useOnlyCustomProps false', async t => {
+  const str = prettifyMessage({
+    log: { msg: 'foo', context: 'appModule', level: 30 },
+    context: {
+      ...context,
+      messageFormat: '[{level}] {levelLabel} {context} - {msg}',
+      customLevels: {}
+    }
+  })
+  t.equal(str, '[30] INFO appModule - foo')
+})
+
+tap.test('returns message formatted by `messageFormat` option - levelLabel & useOnlyCustomProps true', async t => {
+  const str = prettifyMessage({
+    log: { msg: 'foo', context: 'appModule', level: 30 },
+    context: {
+      ...context,
+      messageFormat: '[{level}] {levelLabel} {context} - {msg}',
+      customLevels: { 30: 'CHECK' },
+      useOnlyCustomProps: true
+    }
+  })
+  t.equal(str, '[30] CHECK appModule - foo')
+})
+
+tap.test('returns message formatted by `messageFormat` option - levelLabel & customLevels', async t => {
+  const str = prettifyMessage({
+    log: { msg: 'foo', context: 'appModule', level: 123 },
+    context: {
+      ...context,
+      messageFormat: '[{level}] {levelLabel} {context} - {msg}',
+      customLevels: { 123: 'CUSTOM' }
+    }
+  })
+  t.equal(str, '[123] CUSTOM appModule - foo')
+})
+
+tap.test('returns message formatted by `messageFormat` option - levelLabel, customLevels & useOnlyCustomProps', async t => {
+  const str = prettifyMessage({
+    log: { msg: 'foo', context: 'appModule', level: 123 },
+    context: {
+      ...context,
+      messageFormat: '[{level}] {levelLabel} {context} - {msg}',
+      customLevels: { 123: 'CUSTOM' },
+      useOnlyCustomProps: true
+    }
+  })
+  t.equal(str, '[123] CUSTOM appModule - foo')
+})
+
+tap.test('returns message formatted by `messageFormat` option - levelLabel, customLevels & useOnlyCustomProps false', async t => {
+  const str = prettifyMessage({
+    log: { msg: 'foo', context: 'appModule', level: 40 },
+    context: {
+      ...context,
+      messageFormat: '[{level}] {levelLabel} {context} - {msg}',
+      customLevels: { 123: 'CUSTOM' },
+      useOnlyCustomProps: false
+    }
+  })
+  t.equal(str, '[40] WARN appModule - foo')
+})
+
+tap.test('`messageFormat` supports nested curly brackets', async t => {
+  const str = prettifyMessage({
+    log: { level: 30 },
+    context: {
+      ...context,
+      messageFormat: '{{level}}-{level}-{{level}-{level}}'
+    }
+  })
+  t.equal(str, '{30}-30-{30-30}')
+})
+
+tap.test('`messageFormat` supports nested object', async t => {
+  const str = prettifyMessage({
+    log: { level: 30, request: { url: 'localhost/test' }, msg: 'foo' },
+    context: {
+      ...context,
+      messageFormat: '{request.url} - param: {request.params.process} - {msg}'
+    }
+  })
+  t.equal(str, 'localhost/test - param:  - foo')
+})
+
+tap.test('`messageFormat` supports conditional blocks', async t => {
+  const str = prettifyMessage({
+    log: { level: 30, req: { id: 'foo' } },
+    context: {
+      ...context,
+      messageFormat: '{level} | {if req.id}({req.id}){end}{if msg}{msg}{end}'
+    }
+  })
+  t.equal(str, '30 | (foo)')
+})
+
+tap.test('`messageFormat` supports function definition', async t => {
+  const str = prettifyMessage({
+    log: { level: 30, request: { url: 'localhost/test' }, msg: 'incoming request' },
+    context: {
+      ...context,
+      messageFormat: (log, messageKey, levelLabel) => {
+        let msg = log[messageKey]
+        if (msg === 'incoming request') msg = `--> ${log.request.url}`
+        return msg
+      }
+    }
+  })
+  t.equal(str, '--> localhost/test')
+})

backend/node_modules/pino-pretty/lib/utils/prettify-metadata.js

@@ -0,0 +1,61 @@
+'use strict'
+
+module.exports = prettifyMetadata
+
+/**
+ * @typedef {object} PrettifyMetadataParams
+ * @property {object} log The log that may or may not contain metadata to
+ * be prettified.
+ * @property {PrettyContext} context The context object built from parsing
+ * the options.
+ */
+
+/**
+ * Prettifies metadata that is usually present in a Pino log line. It looks for
+ * fields `name`, `pid`, `hostname`, and `caller` and returns a formatted string using
+ * the fields it finds.
+ *
+ * @param {PrettifyMetadataParams} input
+ *
+ * @returns {undefined|string} If no metadata is found then `undefined` is
+ * returned. Otherwise, a string of prettified metadata is returned.
+ */
+function prettifyMetadata ({ log, context }) {
+  const prettifiers = context.customPrettifiers
+  let line = ''
+
+  if (log.name || log.pid || log.hostname) {
+    line += '('
+
+    if (log.name) {
+      line += prettifiers.name ? prettifiers.name(log.name) : log.name
+    }
+
+    if (log.pid) {
+      const prettyPid = prettifiers.pid ? prettifiers.pid(log.pid) : log.pid
+      if (log.name && log.pid) {
+        line += '/' + prettyPid
+      } else {
+        line += prettyPid
+      }
+    }
+
+    if (log.hostname) {
+      // If `pid` and `name` were in the ignore keys list then we don't need
+      // the leading space.
+      line += `${line === '(' ? 'on' : ' on'} ${prettifiers.hostname ? prettifiers.hostname(log.hostname) : log.hostname}`
+    }
+
+    line += ')'
+  }
+
+  if (log.caller) {
+    line += `${line === '' ? '' : ' '}<${prettifiers.caller ? prettifiers.caller(log.caller) : log.caller}>`
+  }
+
+  if (line === '') {
+    return undefined
+  } else {
+    return line
+  }
+}

backend/node_modules/pino-pretty/lib/utils/prettify-metadata.test.js

@@ -0,0 +1,111 @@
+'use strict'
+
+const tap = require('tap')
+const prettifyMetadata = require('./prettify-metadata')
+const context = {
+  customPrettifiers: {}
+}
+
+tap.test('returns `undefined` if no metadata present', async t => {
+  const str = prettifyMetadata({ log: {}, context })
+  t.equal(str, undefined)
+})
+
+tap.test('works with only `name` present', async t => {
+  const str = prettifyMetadata({ log: { name: 'foo' }, context })
+  t.equal(str, '(foo)')
+})
+
+tap.test('works with only `pid` present', async t => {
+  const str = prettifyMetadata({ log: { pid: '1234' }, context })
+  t.equal(str, '(1234)')
+})
+
+tap.test('works with only `hostname` present', async t => {
+  const str = prettifyMetadata({ log: { hostname: 'bar' }, context })
+  t.equal(str, '(on bar)')
+})
+
+tap.test('works with only `name` & `pid` present', async t => {
+  const str = prettifyMetadata({ log: { name: 'foo', pid: '1234' }, context })
+  t.equal(str, '(foo/1234)')
+})
+
+tap.test('works with only `name` & `hostname` present', async t => {
+  const str = prettifyMetadata({ log: { name: 'foo', hostname: 'bar' }, context })
+  t.equal(str, '(foo on bar)')
+})
+
+tap.test('works with only `pid` & `hostname` present', async t => {
+  const str = prettifyMetadata({ log: { pid: '1234', hostname: 'bar' }, context })
+  t.equal(str, '(1234 on bar)')
+})
+
+tap.test('works with only `name`, `pid`, & `hostname` present', async t => {
+  const str = prettifyMetadata({ log: { name: 'foo', pid: '1234', hostname: 'bar' }, context })
+  t.equal(str, '(foo/1234 on bar)')
+})
+
+tap.test('works with only `name` & `caller` present', async t => {
+  const str = prettifyMetadata({ log: { name: 'foo', caller: 'baz' }, context })
+  t.equal(str, '(foo) <baz>')
+})
+
+tap.test('works with only `pid` & `caller` present', async t => {
+  const str = prettifyMetadata({ log: { pid: '1234', caller: 'baz' }, context })
+  t.equal(str, '(1234) <baz>')
+})
+
+tap.test('works with only `hostname` & `caller` present', async t => {
+  const str = prettifyMetadata({ log: { hostname: 'bar', caller: 'baz' }, context })
+  t.equal(str, '(on bar) <baz>')
+})
+
+tap.test('works with only `name`, `pid`, & `caller` present', async t => {
+  const str = prettifyMetadata({ log: { name: 'foo', pid: '1234', caller: 'baz' }, context })
+  t.equal(str, '(foo/1234) <baz>')
+})
+
+tap.test('works with only `name`, `hostname`, & `caller` present', async t => {
+  const str = prettifyMetadata({ log: { name: 'foo', hostname: 'bar', caller: 'baz' }, context })
+  t.equal(str, '(foo on bar) <baz>')
+})
+
+tap.test('works with only `caller` present', async t => {
+  const str = prettifyMetadata({ log: { caller: 'baz' }, context })
+  t.equal(str, '<baz>')
+})
+
+tap.test('works with only `pid`, `hostname`, & `caller` present', async t => {
+  const str = prettifyMetadata({ log: { pid: '1234', hostname: 'bar', caller: 'baz' }, context })
+  t.equal(str, '(1234 on bar) <baz>')
+})
+
+tap.test('works with all four present', async t => {
+  const str = prettifyMetadata({ log: { name: 'foo', pid: '1234', hostname: 'bar', caller: 'baz' }, context })
+  t.equal(str, '(foo/1234 on bar) <baz>')
+})
+
+tap.test('uses prettifiers from passed prettifiers object', async t => {
+  const prettifiers = {
+    name (input) {
+      return input.toUpperCase()
+    },
+    pid (input) {
+      return input + '__'
+    },
+    hostname (input) {
+      return input.toUpperCase()
+    },
+    caller (input) {
+      return input.toUpperCase()
+    }
+  }
+  const str = prettifyMetadata({
+    log: { pid: '1234', hostname: 'bar', caller: 'baz', name: 'joe' },
+    context: {
+      customPrettifiers: prettifiers
+    }
+  })
+  t.equal(str, '(JOE/1234__ on BAR) <BAZ>')
+})

backend/node_modules/pino-pretty/lib/utils/prettify-object.js

@@ -0,0 +1,111 @@
+'use strict'
+
+module.exports = prettifyObject
+
+const {
+  LOGGER_KEYS
+} = require('../constants')
+
+const stringifySafe = require('fast-safe-stringify')
+const joinLinesWithIndentation = require('./join-lines-with-indentation')
+const prettifyError = require('./prettify-error')
+
+/**
+ * @typedef {object} PrettifyObjectParams
+ * @property {object} log The object to prettify.
+ * @property {boolean} [excludeLoggerKeys] Indicates if known logger specific
+ * keys should be excluded from prettification. Default: `true`.
+ * @property {string[]} [skipKeys] A set of object keys to exclude from the
+ *  * prettified result. Default: `[]`.
+ * @property {PrettyContext} context The context object built from parsing
+ * the options.
+ */
+
+/**
+ * Prettifies a standard object. Special care is taken when processing the object
+ * to handle child objects that are attached to keys known to contain error
+ * objects.
+ *
+ * @param {PrettifyObjectParams} input
+ *
+ * @returns {string} The prettified string. This can be as little as `''` if
+ * there was nothing to prettify.
+ */
+function prettifyObject ({
+  log,
+  excludeLoggerKeys = true,
+  skipKeys = [],
+  context
+}) {
+  const {
+    EOL: eol,
+    IDENT: ident,
+    customPrettifiers,
+    errorLikeObjectKeys: errorLikeKeys,
+    objectColorizer,
+    singleLine
+  } = context
+  const keysToIgnore = [].concat(skipKeys)
+
+  /* istanbul ignore else */
+  if (excludeLoggerKeys === true) Array.prototype.push.apply(keysToIgnore, LOGGER_KEYS)
+
+  let result = ''
+
+  // Split object keys into two categories: error and non-error
+  const { plain, errors } = Object.entries(log).reduce(({ plain, errors }, [k, v]) => {
+    if (keysToIgnore.includes(k) === false) {
+      // Pre-apply custom prettifiers, because all 3 cases below will need this
+      const pretty = typeof customPrettifiers[k] === 'function'
+        ? customPrettifiers[k](v, k, log)
+        : v
+      if (errorLikeKeys.includes(k)) {
+        errors[k] = pretty
+      } else {
+        plain[k] = pretty
+      }
+    }
+    return { plain, errors }
+  }, { plain: {}, errors: {} })
+
+  if (singleLine) {
+    // Stringify the entire object as a single JSON line
+    /* istanbul ignore else */
+    if (Object.keys(plain).length > 0) {
+      result += objectColorizer.greyMessage(stringifySafe(plain))
+    }
+    result += eol
+    // Avoid printing the escape character on escaped backslashes.
+    result = result.replace(/\\\\/gi, '\\')
+  } else {
+    // Put each object entry on its own line
+    Object.entries(plain).forEach(([keyName, keyValue]) => {
+      // custom prettifiers are already applied above, so we can skip it now
+      let lines = typeof customPrettifiers[keyName] === 'function'
+        ? keyValue
+        : stringifySafe(keyValue, null, 2)
+
+      if (lines === undefined) return
+
+      // Avoid printing the escape character on escaped backslashes.
+      lines = lines.replace(/\\\\/gi, '\\')
+
+      const joinedLines = joinLinesWithIndentation({ input: lines, ident, eol })
+      result += `${ident}${keyName}:${joinedLines.startsWith(eol) ? '' : ' '}${joinedLines}${eol}`
+    })
+  }
+
+  // Errors
+  Object.entries(errors).forEach(([keyName, keyValue]) => {
+    // custom prettifiers are already applied above, so we can skip it now
+    const lines = typeof customPrettifiers[keyName] === 'function'
+      ? keyValue
+      : stringifySafe(keyValue, null, 2)
+
+    if (lines === undefined) return
+
+    result += prettifyError({ keyName, lines, eol, ident })
+  })
+
+  return result
+}

backend/node_modules/pino-pretty/lib/utils/prettify-object.test.js

@@ -0,0 +1,152 @@
+'use strict'
+
+const tap = require('tap')
+const colors = require('../colors')
+const prettifyObject = require('./prettify-object')
+const {
+  ERROR_LIKE_KEYS
+} = require('../constants')
+
+const context = {
+  EOL: '\n',
+  IDENT: '    ',
+  customPrettifiers: {},
+  errorLikeObjectKeys: ERROR_LIKE_KEYS,
+  objectColorizer: colors(),
+  singleLine: false
+}
+
+tap.test('returns empty string if no properties present', async t => {
+  const str = prettifyObject({ log: {}, context })
+  t.equal(str, '')
+})
+
+tap.test('works with single level properties', async t => {
+  const str = prettifyObject({ log: { foo: 'bar' }, context })
+  t.equal(str, '    foo: "bar"\n')
+})
+
+tap.test('works with multiple level properties', async t => {
+  const str = prettifyObject({ log: { foo: { bar: 'baz' } }, context })
+  t.equal(str, '    foo: {\n      "bar": "baz"\n    }\n')
+})
+
+tap.test('skips specified keys', async t => {
+  const str = prettifyObject({
+    log: { foo: 'bar', hello: 'world' },
+    skipKeys: ['foo'],
+    context
+  })
+  t.equal(str, '    hello: "world"\n')
+})
+
+tap.test('ignores predefined keys', async t => {
+  const str = prettifyObject({ log: { foo: 'bar', pid: 12345 }, context })
+  t.equal(str, '    foo: "bar"\n')
+})
+
+tap.test('ignores escaped backslashes in string values', async t => {
+  const str = prettifyObject({ log: { foo_regexp: '\\[^\\w\\s]\\' }, context })
+  t.equal(str, '    foo_regexp: "\\[^\\w\\s]\\"\n')
+})
+
+tap.test('ignores escaped backslashes in string values (singleLine option)', async t => {
+  const str = prettifyObject({
+    log: { foo_regexp: '\\[^\\w\\s]\\' },
+    context: {
+      ...context,
+      singleLine: true
+    }
+  })
+  t.equal(str, '{"foo_regexp":"\\[^\\w\\s]\\"}\n')
+})
+
+tap.test('works with error props', async t => {
+  const err = Error('Something went wrong')
+  const serializedError = {
+    message: err.message,
+    stack: err.stack
+  }
+  const str = prettifyObject({ log: { error: serializedError }, context })
+  t.ok(str.startsWith('    error:'))
+  t.ok(str.includes('     "message": "Something went wrong",'))
+  t.ok(str.includes('         Error: Something went wrong'))
+})
+
+tap.test('customPrettifiers gets applied', async t => {
+  const customPrettifiers = {
+    foo: v => v.toUpperCase()
+  }
+  const str = prettifyObject({
+    log: { foo: 'foo' },
+    context: {
+      ...context,
+      customPrettifiers
+    }
+  })
+  t.equal(str.startsWith('    foo: FOO'), true)
+})
+
+tap.test('skips lines omitted by customPrettifiers', async t => {
+  const customPrettifiers = {
+    foo: () => { return undefined }
+  }
+  const str = prettifyObject({
+    log: { foo: 'foo', bar: 'bar' },
+    context: {
+      ...context,
+      customPrettifiers
+    }
+  })
+  t.equal(str.includes('bar: "bar"'), true)
+  t.equal(str.includes('foo: "foo"'), false)
+})
+
+tap.test('joined lines omits starting eol', async t => {
+  const str = prettifyObject({
+    log: { msg: 'doing work', calls: ['step 1', 'step 2', 'step 3'], level: 30 },
+    context: {
+      ...context,
+      IDENT: '',
+      customPrettifiers: {
+        calls: val => '\n' + val.map(it => '  ' + it).join('\n')
+      }
+    }
+  })
+  t.equal(str, [
+    'msg: "doing work"',
+    'calls:',
+    '  step 1',
+    '  step 2',
+    '  step 3',
+    ''
+  ].join('\n'))
+})
+
+tap.test('errors skips prettifiers', async t => {
+  const customPrettifiers = {
+    err: () => { return 'is_err' }
+  }
+  const str = prettifyObject({
+    log: { err: Error('boom') },
+    context: {
+      ...context,
+      customPrettifiers
+    }
+  })
+  t.equal(str.includes('err: is_err'), true)
+})
+
+tap.test('errors skips prettifying if no lines are present', async t => {
+  const customPrettifiers = {
+    err: () => { return undefined }
+  }
+  const str = prettifyObject({
+    log: { err: Error('boom') },
+    context: {
+      ...context,
+      customPrettifiers
+    }
+  })
+  t.equal(str, '')
+})

backend/node_modules/pino-pretty/lib/utils/prettify-time.js

@@ -0,0 +1,42 @@
+'use strict'
+
+module.exports = prettifyTime
+
+const formatTime = require('./format-time')
+
+/**
+ * @typedef {object} PrettifyTimeParams
+ * @property {object} log The log object with the timestamp to be prettified.
+ * @property {PrettyContext} context The context object built from parsing
+ * the options.
+ */
+
+/**
+ * Prettifies a timestamp if the given `log` has either `time`, `timestamp` or custom specified timestamp
+ * property.
+ *
+ * @param {PrettifyTimeParams} input
+ *
+ * @returns {undefined|string} If a timestamp property cannot be found then
+ * `undefined` is returned. Otherwise, the prettified time is returned as a
+ * string.
+ */
+function prettifyTime ({ log, context }) {
+  const {
+    timestampKey,
+    translateTime: translateFormat
+  } = context
+  const prettifier = context.customPrettifiers?.time
+  let time = null
+
+  if (timestampKey in log) {
+    time = log[timestampKey]
+  } else if ('timestamp' in log) {
+    time = log.timestamp
+  }
+
+  if (time === null) return undefined
+  const output = translateFormat ? formatTime(time, translateFormat) : time
+
+  return prettifier ? prettifier(output) : `[${output}]`
+}

backend/node_modules/pino-pretty/lib/utils/prettify-time.test.js

@@ -0,0 +1,227 @@
+'use strict'
+
+process.env.TZ = 'UTC'
+
+const tap = require('tap')
+const prettifyTime = require('./prettify-time')
+const {
+  TIMESTAMP_KEY
+} = require('../constants')
+const context = {
+  timestampKey: TIMESTAMP_KEY,
+  translateTime: true,
+  customPrettifiers: {}
+}
+
+tap.test('returns `undefined` if `time` or `timestamp` not in log', async t => {
+  const str = prettifyTime({ log: {}, context })
+  t.equal(str, undefined)
+})
+
+tap.test('returns prettified formatted time from custom field', async t => {
+  const log = { customtime: 1554642900000 }
+  let str = prettifyTime({
+    log,
+    context: {
+      ...context,
+      timestampKey: 'customtime'
+    }
+  })
+  t.equal(str, '[13:15:00.000]')
+
+  str = prettifyTime({
+    log,
+    context: {
+      ...context,
+      translateTime: false,
+      timestampKey: 'customtime'
+    }
+  })
+  t.equal(str, '[1554642900000]')
+})
+
+tap.test('returns prettified formatted time', async t => {
+  let log = { time: 1554642900000 }
+  let str = prettifyTime({
+    log,
+    context: {
+      ...context
+    }
+  })
+  t.equal(str, '[13:15:00.000]')
+
+  log = { timestamp: 1554642900000 }
+  str = prettifyTime({
+    log,
+    context: {
+      ...context
+    }
+  })
+  t.equal(str, '[13:15:00.000]')
+
+  log = { time: '2019-04-07T09:15:00.000-04:00' }
+  str = prettifyTime({
+    log,
+    context: {
+      ...context
+    }
+  })
+  t.equal(str, '[13:15:00.000]')
+
+  log = { timestamp: '2019-04-07T09:15:00.000-04:00' }
+  str = prettifyTime({
+    log,
+    context: {
+      ...context
+    }
+  })
+  t.equal(str, '[13:15:00.000]')
+
+  log = { time: 1554642900000 }
+  str = prettifyTime({
+    log,
+    context: {
+      ...context,
+      translateTime: 'd mmm yyyy H:MM'
+    }
+  })
+  t.equal(str, '[7 Apr 2019 13:15]')
+
+  log = { timestamp: 1554642900000 }
+  str = prettifyTime({
+    log,
+    context: {
+      ...context,
+      translateTime: 'd mmm yyyy H:MM'
+    }
+  })
+  t.equal(str, '[7 Apr 2019 13:15]')
+
+  log = { time: '2019-04-07T09:15:00.000-04:00' }
+  str = prettifyTime({
+    log,
+    context: {
+      ...context,
+      translateTime: 'd mmm yyyy H:MM'
+    }
+  })
+  t.equal(str, '[7 Apr 2019 13:15]')
+
+  log = { timestamp: '2019-04-07T09:15:00.000-04:00' }
+  str = prettifyTime({
+    log,
+    context: {
+      ...context,
+      translateTime: 'd mmm yyyy H:MM'
+    }
+  })
+  t.equal(str, '[7 Apr 2019 13:15]')
+})
+
+tap.test('passes through value', async t => {
+  let log = { time: 1554642900000 }
+  let str = prettifyTime({
+    log,
+    context: {
+      ...context,
+      translateTime: undefined
+    }
+  })
+  t.equal(str, '[1554642900000]')
+
+  log = { timestamp: 1554642900000 }
+  str = prettifyTime({
+    log,
+    context: {
+      ...context,
+      translateTime: undefined
+    }
+  })
+  t.equal(str, '[1554642900000]')
+
+  log = { time: '2019-04-07T09:15:00.000-04:00' }
+  str = prettifyTime({
+    log,
+    context: {
+      ...context,
+      translateTime: undefined
+    }
+  })
+  t.equal(str, '[2019-04-07T09:15:00.000-04:00]')
+
+  log = { timestamp: '2019-04-07T09:15:00.000-04:00' }
+  str = prettifyTime({
+    log,
+    context: {
+      ...context,
+      translateTime: undefined
+    }
+  })
+  t.equal(str, '[2019-04-07T09:15:00.000-04:00]')
+})
+
+tap.test('handles the 0 timestamp', async t => {
+  let log = { time: 0 }
+  let str = prettifyTime({
+    log,
+    context: {
+      ...context,
+      translateTime: undefined
+    }
+  })
+  t.equal(str, '[0]')
+
+  log = { timestamp: 0 }
+  str = prettifyTime({
+    log,
+    context: {
+      ...context,
+      translateTime: undefined
+    }
+  })
+  t.equal(str, '[0]')
+})
+
+tap.test('works with epoch as a number or string', (t) => {
+  t.plan(3)
+  const epoch = 1522431328992
+  const asNumber = prettifyTime({
+    log: { time: epoch, msg: 'foo' },
+    context: {
+      ...context,
+      translateTime: true
+    }
+  })
+  const asString = prettifyTime({
+    log: { time: `${epoch}`, msg: 'foo' },
+    context: {
+      ...context,
+      translateTime: true
+    }
+  })
+  const invalid = prettifyTime({
+    log: { time: '2 days ago', msg: 'foo' },
+    context: {
+      ...context,
+      translateTime: true
+    }
+  })
+  t.same(asString, '[17:35:28.992]')
+  t.same(asNumber, '[17:35:28.992]')
+  t.same(invalid, '[2 days ago]')
+})
+
+tap.test('uses custom prettifier', async t => {
+  const str = prettifyTime({
+    log: { time: 0 },
+    context: {
+      ...context,
+      customPrettifiers: {
+        time () {
+          return 'done'
+        }
+      }
+    }
+  })
+  t.equal(str, 'done')
+})

backend/node_modules/pino-pretty/lib/utils/split-property-key.js

@@ -0,0 +1,49 @@
+'use strict'
+
+module.exports = splitPropertyKey
+
+/**
+ * Splits the property key delimited by a dot character but not when it is preceded
+ * by a backslash.
+ *
+ * @param {string} key A string identifying the property.
+ *
+ * @returns {string[]} Returns a list of string containing each delimited property.
+ * e.g. `'prop2\.domain\.corp.prop2'` should return [ 'prop2.domain.com', 'prop2' ]
+ */
+function splitPropertyKey (key) {
+  const result = []
+  let backslash = false
+  let segment = ''
+
+  for (let i = 0; i < key.length; i++) {
+    const c = key.charAt(i)
+
+    if (c === '\\') {
+      backslash = true
+      continue
+    }
+
+    if (backslash) {
+      backslash = false
+      segment += c
+      continue
+    }
+
+    /* Non-escaped dot, push to result */
+    if (c === '.') {
+      result.push(segment)
+      segment = ''
+      continue
+    }
+
+    segment += c
+  }
+
+  /* Push last entry to result */
+  if (segment.length) {
+    result.push(segment)
+  }
+
+  return result
+}

backend/node_modules/pino-pretty/lib/utils/split-property-key.test.js

@@ -0,0 +1,29 @@
+'use strict'
+
+const tap = require('tap')
+const splitPropertyKey = require('./split-property-key')
+
+tap.test('splitPropertyKey does not change key', async t => {
+  const result = splitPropertyKey('data1')
+  t.same(result, ['data1'])
+})
+
+tap.test('splitPropertyKey splits nested key', async t => {
+  const result = splitPropertyKey('data1.data2.data-3')
+  t.same(result, ['data1', 'data2', 'data-3'])
+})
+
+tap.test('splitPropertyKey splits nested keys ending with a dot', async t => {
+  const result = splitPropertyKey('data1.data2.data-3.')
+  t.same(result, ['data1', 'data2', 'data-3'])
+})
+
+tap.test('splitPropertyKey splits nested escaped key', async t => {
+  const result = splitPropertyKey('logging\\.domain\\.corp/operation.foo.bar-2')
+  t.same(result, ['logging.domain.corp/operation', 'foo', 'bar-2'])
+})
+
+tap.test('splitPropertyKey splits nested escaped key with special characters', async t => {
+  const result = splitPropertyKey('logging\\.domain\\.corp/operation.!\t@#$%^&*()_+=-<>.bar\\.2')
+  t.same(result, ['logging.domain.corp/operation', '!\t@#$%^&*()_+=-<>', 'bar.2'])
+})