update

node_modules/fast-redact/lib/modifiers.js

@@ -0,0 +1,96 @@
+'use strict'
+
+module.exports = {
+  groupRedact,
+  groupRestore,
+  nestedRedact,
+  nestedRestore
+}
+
+function groupRestore ({ keys, values, target }) {
+  if (target == null) return
+  const length = keys.length
+  for (var i = 0; i < length; i++) {
+    const k = keys[i]
+    target[k] = values[i]
+  }
+}
+
+function groupRedact (o, path, censor, isCensorFct) {
+  const target = get(o, path)
+  if (target == null) return { keys: null, values: null, target: null, flat: true }
+  const keys = Object.keys(target)
+  const length = keys.length
+  const values = new Array(length)
+  for (var i = 0; i < length; i++) {
+    const k = keys[i]
+    values[i] = target[k]
+    target[k] = isCensorFct ? censor(target[k]) : censor
+  }
+  return { keys, values, target, flat: true }
+}
+
+function nestedRestore (arr) {
+  const length = arr.length
+  for (var i = 0; i < length; i++) {
+    const { key, target, value } = arr[i]
+    target[key] = value
+  }
+}
+
+function nestedRedact (store, o, path, ns, censor, isCensorFct) {
+  const target = get(o, path)
+  if (target == null) return
+  const keys = Object.keys(target)
+  const length = keys.length
+  for (var i = 0; i < length; i++) {
+    const key = keys[i]
+    const { value, parent, exists } = specialSet(target, key, ns, censor, isCensorFct)
+
+    if (exists === true && parent !== null) {
+      store.push({ key: ns[ns.length - 1], target: parent, value })
+    }
+  }
+  return store
+}
+
+function has (obj, prop) {
+  return Object.prototype.hasOwnProperty.call(obj, prop)
+}
+
+function specialSet (o, k, p, v, f) {
+  var i = -1
+  var l = p.length
+  var li = l - 1
+  var n
+  var nv
+  var ov
+  var oov = null
+  var exists = true
+  ov = n = o[k]
+  if (typeof n !== 'object') return { value: null, parent: null, exists }
+  while (n != null && ++i < l) {
+    k = p[i]
+    oov = ov
+    if (!(k in n)) {
+      exists = false
+      break
+    }
+    ov = n[k]
+    nv = f ? v(ov) : v
+    nv = (i !== li) ? ov : nv
+    n[k] = (has(n, k) && nv === ov) || (nv === undefined && v !== undefined) ? n[k] : nv
+    n = n[k]
+    if (typeof n !== 'object') break
+  }
+  return { value: ov, parent: oov, exists }
+}
+function get (o, p) {
+  var i = -1
+  var l = p.length
+  var n = o
+  while (n != null && ++i < l) {
+    n = n[p[i]]
+  }
+  return n
+}

node_modules/fast-redact/lib/parse.js

@@ -0,0 +1,45 @@
+'use strict'
+
+const rx = require('./rx')
+
+module.exports = parse
+
+function parse ({ paths }) {
+  const wildcards = []
+  var wcLen = 0
+  const secret = paths.reduce(function (o, strPath, ix) {
+    var path = strPath.match(rx).map((p) => p.replace(/'|"|`/g, ''))
+    const leadingBracket = strPath[0] === '['
+    path = path.map((p) => {
+      if (p[0] === '[') return p.substr(1, p.length - 2)
+      else return p
+    })
+    const star = path.indexOf('*')
+    if (star > -1) {
+      const before = path.slice(0, star)
+      const beforeStr = before.join('.')
+      const after = path.slice(star + 1, path.length)
+      if (after.indexOf('*') > -1) throw Error('fast-redact – Only one wildcard per path is supported')
+      const nested = after.length > 0
+      wcLen++
+      wildcards.push({
+        before,
+        beforeStr,
+        after,
+        nested
+      })
+    } else {
+      o[strPath] = {
+        path: path,
+        val: undefined,
+        precensored: false,
+        circle: '',
+        escPath: JSON.stringify(strPath),
+        leadingBracket: leadingBracket
+      }
+    }
+    return o
+  }, {})
+
+  return { wildcards, wcLen, secret }
+}

node_modules/fast-redact/lib/redactor.js

@@ -0,0 +1,94 @@
+'use strict'
+
+const rx = require('./rx')
+
+module.exports = redactor
+
+function redactor ({ secret, serialize, wcLen, strict, isCensorFct }, state) {
+  /* eslint-disable-next-line */
+  const redact = Function('o', `
+    if (typeof o !== 'object' || o == null) {
+      ${strictImpl(strict, serialize)}
+    }
+    const { censor, secret } = this
+    ${redactTmpl(secret, isCensorFct)}
+    this.compileRestore()
+    ${dynamicRedactTmpl(wcLen > 0, isCensorFct)}
+    ${resultTmpl(serialize)}
+  `).bind(state)
+
+  if (serialize === false) {
+    redact.restore = (o) => state.restore(o)
+  }
+
+  return redact
+}
+
+function redactTmpl (secret, isCensorFct) {
+  return Object.keys(secret).map((path) => {
+    const { escPath, leadingBracket } = secret[path]
+    const skip = leadingBracket ? 1 : 0
+    const delim = leadingBracket ? '' : '.'
+    const hops = []
+    var match
+    while ((match = rx.exec(path)) !== null) {
+      const [ , ix ] = match
+      const { index, input } = match
+      if (index > skip) hops.push(input.substring(0, index - (ix ? 0 : 1)))
+    }
+    var existence = hops.map((p) => `o${delim}${p}`).join(' && ')
+    if (existence.length === 0) existence += `o${delim}${path} != null`
+    else existence += ` && o${delim}${path} != null`
+
+    const circularDetection = `
+      switch (true) {
+        ${hops.reverse().map((p) => `
+          case o${delim}${p} === censor:
+            secret[${escPath}].circle = ${JSON.stringify(p)}
+            break
+        `).join('\n')}
+      }
+    `
+    return `
+      if (${existence}) {
+        const val = o${delim}${path}
+        if (val === censor) {
+          secret[${escPath}].precensored = true
+        } else {
+          secret[${escPath}].val = val
+          o${delim}${path} = ${isCensorFct ? 'censor(val)' : 'censor'}
+          ${circularDetection}
+        }
+      }
+    `
+  }).join('\n')
+}
+
+function dynamicRedactTmpl (hasWildcards, isCensorFct) {
+  return hasWildcards === true ? `
+    {
+      const { wildcards, wcLen, groupRedact, nestedRedact } = this
+      for (var i = 0; i < wcLen; i++) {
+        const { before, beforeStr, after, nested } = wildcards[i]
+        if (nested === true) {
+          secret[beforeStr] = secret[beforeStr] || []
+          nestedRedact(secret[beforeStr], o, before, after, censor, ${isCensorFct})
+        } else secret[beforeStr] = groupRedact(o, before, censor, ${isCensorFct})
+      }
+    }
+  ` : ''
+}
+
+function resultTmpl (serialize) {
+  return serialize === false ? `return o` : `
+    var s = this.serialize(o)
+    this.restore(o)
+    return s
+  `
+}
+
+function strictImpl (strict, serialize) {
+  return strict === true
+    ? `throw Error('fast-redact: primitives cannot be redacted')`
+    : serialize === false ? `return o` : `return this.serialize(o)`
+}

node_modules/fast-redact/lib/restorer.js

@@ -0,0 +1,71 @@
+'use strict'
+
+const { groupRestore, nestedRestore } = require('./modifiers')
+
+module.exports = restorer
+
+function restorer ({ secret, wcLen }) {
+  return function compileRestore () {
+    if (this.restore) return
+    const paths = Object.keys(secret)
+      .filter((path) => secret[path].precensored === false)
+    const resetters = resetTmpl(secret, paths)
+    const hasWildcards = wcLen > 0
+    const state = hasWildcards ? { secret, groupRestore, nestedRestore } : { secret }
+    /* eslint-disable-next-line */
+    this.restore = Function(
+      'o',
+      restoreTmpl(resetters, paths, hasWildcards)
+    ).bind(state)
+  }
+}
+
+/**
+ * Mutates the original object to be censored by restoring its original values
+ * prior to censoring.
+ *
+ * @param {object} secret Compiled object describing which target fields should
+ * be censored and the field states.
+ * @param {string[]} paths The list of paths to censor as provided at
+ * initialization time.
+ *
+ * @returns {string} String of JavaScript to be used by `Function()`. The
+ * string compiles to the function that does the work in the description.
+ */
+function resetTmpl (secret, paths) {
+  return paths.map((path) => {
+    const { circle, escPath, leadingBracket } = secret[path]
+    const delim = leadingBracket ? '' : '.'
+    const reset = circle
+      ? `o.${circle} = secret[${escPath}].val`
+      : `o${delim}${path} = secret[${escPath}].val`
+    const clear = `secret[${escPath}].val = undefined`
+    return `
+      if (secret[${escPath}].val !== undefined) {
+        try { ${reset} } catch (e) {}
+        ${clear}
+      }
+    `
+  }).join('')
+}
+
+function restoreTmpl (resetters, paths, hasWildcards) {
+  const dynamicReset = hasWildcards === true ? `
+    const keys = Object.keys(secret)
+    const len = keys.length
+    for (var i = ${paths.length}; i < len; i++) {
+      const k = keys[i]
+      const o = secret[k]
+      if (o.flat === true) this.groupRestore(o)
+      else this.nestedRestore(o)
+      secret[k] = null
+    }
+  ` : ''
+
+  return `
+    const secret = this.secret
+    ${resetters}
+    ${dynamicReset}
+    return o
+  `
+}

node_modules/fast-redact/lib/rx.js

@@ -0,0 +1,3 @@
+'use strict'
+
+module.exports = /[^.[\]]+|\[((?:.)*?)\]/g

node_modules/fast-redact/lib/state.js

@@ -0,0 +1,22 @@
+'use strict'
+
+module.exports = state
+
+function state (o) {
+  const {
+    secret,
+    censor,
+    isCensorFct,
+    compileRestore,
+    serialize,
+    groupRedact,
+    nestedRedact,
+    wildcards,
+    wcLen
+  } = o
+  const builder = [{ secret, censor, isCensorFct, compileRestore }]
+  builder.push({ secret })
+  if (serialize !== false) builder.push({ serialize })
+  if (wcLen > 0) builder.push({ groupRedact, nestedRedact, wildcards, wcLen })
+  return Object.assign(...builder)
+}

node_modules/fast-redact/lib/validator.js

@@ -0,0 +1,38 @@
+'use strict'
+
+const { createContext, runInContext } = require('vm')
+
+module.exports = validator
+
+function validator (opts = {}) {
+  const {
+    ERR_PATHS_MUST_BE_STRINGS = () => 'fast-redact - Paths must be strings',
+    ERR_INVALID_PATH = (s) => `fast-redact – Invalid path (${s})`
+  } = opts
+
+  return function validate ({ paths }) {
+    paths.forEach((s) => {
+      if (typeof s !== 'string') {
+        throw Error(ERR_PATHS_MUST_BE_STRINGS())
+      }
+      try {
+        if (/〇/.test(s)) throw Error()
+        const proxy = new Proxy({}, { get: () => proxy, set: () => { throw Error() } })
+        const expr = (s[0] === '[' ? '' : '.') + s.replace(/^\*/, '〇').replace(/\.\*/g, '.〇').replace(/\[\*\]/g, '[〇]')
+        if (/\n|\r|;/.test(expr)) throw Error()
+        if (/\/\*/.test(expr)) throw Error()
+        runInContext(`
+          (function () {
+            'use strict'
+            o${expr}
+            if ([o${expr}].length !== 1) throw Error()
+          })()
+        `, createContext({ o: proxy, 〇: null }), {
+          codeGeneration: { strings: false, wasm: false }
+        })
+      } catch (e) {
+        throw Error(ERR_INVALID_PATH(s))
+      }
+    })
+  }
+}