remove contributors from package.json in favour of AUTHORS

.mailmap

@@ -0,0 +1,28 @@
+Bartosz Leoniak <[email protected]>
+Benjamin Lucas <[email protected]>
+Eric Mansfield <[email protected]>
+Finn Pauls <[email protected]>
+Gary Passero <[email protected]>
+Harsh Gupta <w327AJUdMV2yGVq5dkNX>
+Karl Lew <[email protected]>
+Horatiu Lazu <[email protected]>
+Michael M. <[email protected]>
+Oleg <[email protected]>
+Pat Grasso <[email protected]>
+Saket Saurabh <[email protected]>
+Sathish Kumar Subramani <[email protected]>
+Slava Ganzin <[email protected]>
+Stu Blair <[email protected]>
+Harry Sarson <[email protected]> H.D. Sarson <[email protected]>
+<[email protected]> <[email protected]>
+<[email protected]> <[email protected]>
+<[email protected]> <[email protected]>
+Timothy Lee <[email protected]>
+Tóth Róbert <[email protected]>
+Todd Morse <[email protected]>
+<[email protected]> <[email protected]>
+Rogelio J. Baucells <[email protected]> rjbaucells <[email protected]>
+<[email protected]> <[email protected]>
+<[email protected]> <[email protected]>
+Paulo Buchsbaum <[email protected]>
+<[email protected]> <[email protected]>

AUTHORS

@@ -0,0 +1,132 @@
+# Authors ordered by first contribution.
+
+Jos de Jong <[email protected]>
+Bart Kiers <[email protected]>
+Bryan Cuccioli <[email protected]>
+Zak Zibrat <[email protected]>
+Jim Garrison <[email protected]>
+Sebastien Piquemal <[email protected]>
+Guillermo Indalecio <[email protected]>
+Waldir Pimenta <[email protected]>
+Elijah Insua <[email protected]>
+Marcus André <[email protected]>
+Daniel Levin <[email protected]>
+hama_du <[email protected]>
+Finn Pauls <[email protected]>
+Matt Traynham <[email protected]>
+Fabrice Colas <[email protected]>
+Rogelio J. Baucells <[email protected]>
+Niels Heisterkamp <[email protected]>
+Mitchel Kelonye <[email protected]>
+Pavel Panchekha <[email protected]>
+Owen Versteeg <[email protected]>
+Andy Pan <[email protected]>
+Ryan Seys <[email protected]>
+Favian Contreras <[email protected]>
+Kenan Yildirim <[email protected]>
+Pete Corey <[email protected]>
+Max Bruckner <[email protected]>
+Ole Kröger <[email protected]>
+J. Harshbarger <[email protected]>
+James Herdman <[email protected]>
+Nick Foti <[email protected]>
+Devan Patel <[email protected]>
+Kunal Vyas <[email protected]>
+Liam Newman <[email protected]>
+Alex Edgcomb <[email protected]>
+Ganga Christopher <[email protected]>
+Ubuntu <[email protected]>
+Sergey Romanov <[email protected]>
+Eric Mansfield <[email protected]>
+Veaceslav Grimalschi <[email protected]>
+Holman Gao <[email protected]>
+Robert Eisele <[email protected]>
+Tomek Wiszniewski <[email protected]>
+Ben Nelson <[email protected]>
+devdevdata222 <[email protected]>
+David Simons <[email protected]>
+john marinelli <[email protected]>
+paulmasson <[email protected]>
+Keunhong Park <[email protected]>
+Brett Jurgens <[email protected]>
+oyvindjam <[email protected]>
+Harsh Gupta <w327AJUdMV2yGVq5dkNX>
+Stu Blair <[email protected]>
+Priidik Vaikla <[email protected]>
+Mathias Polligkeit <[email protected]>
+Horatiu Lazu <[email protected]>
+Thomas Brierley <[email protected]>
+Ekin Koc <[email protected]>
+Pat Grasso <[email protected]>
+Adam Butler <[email protected]>
+Timothy Lee <[email protected]>
+woylie <[email protected]>
+Harry Sarson <[email protected]>
+Sebastian Ruhleder <[email protected]>
+Maxired (Maxence Dalmais) <[email protected]>
+Adam Kelly <[email protected]>
+Troy Alford <[email protected]>
+Todd Morse <[email protected]>
+Dzmitry Litskalau <[email protected]>
+Max Kramer <[email protected]>
+Slava Ganzin <[email protected]>
+Gulfaraz Yasin <[email protected]>
+Tóth Róbert <[email protected]>
+Victor <[email protected]>
+viclai <[email protected]>
+PJ Hampton <[email protected]>
+Alexander Beyn <[email protected]>
+Vincent Lee <[email protected]>
+Karl Lew <[email protected]>
+mocking <[email protected]>
+Michael M. <[email protected]>
+Ivan Vergiliev <[email protected]>
+Paulo Buchsbaum <[email protected]>
+jeffreyshen19 <[email protected]>
+Oleg <[email protected]>
+Joel Hoover <[email protected]>
+denisx <[email protected]>
+Clément P <[email protected]>
+jean-emmanuel <[email protected]>
+pokeball99 <[email protected]>
+Robin Wieruch <[email protected]>
+Dakota Blair <[email protected]>
+Henrique Ferrolho <[email protected]>
+Jack Schmidt <[email protected]>
+Daniel Ruf <[email protected]>
+Saket Saurabh <[email protected]>
+Gary Passero <[email protected]>
+Chris Chudzicki <[email protected]>
+Daniel Kostro <[email protected]>
+Ben Weinshel <[email protected]>
+Honeybar <[email protected]>
+Amin Abdul Manaf <[email protected]>
+Jason Shin <[email protected]>
+Mathias Rasmussen <[email protected]>
+Sathish Kumar Subramani <[email protected]>
+dkenul <[email protected]>
+Gold Holk <[email protected]>
+Benjamin Lucas <[email protected]>
+Albert Emil <[email protected]>
+Maximilian <[email protected]>
+Rian McGuire <[email protected]>
+Jack Mason <[email protected]>
+SzechuanSage <[email protected]>
+sam-19 <[email protected]>
+Chris Hadgis <[email protected]>
+Jackie Han <[email protected]>
+Kevin J <[email protected]>
+Vlad Levitskiy <[email protected]>
+Tom MacWright <[email protected]>
+0xflotus <[email protected]>
+Waseem Yusuf <[email protected]>
+Tanmay <[email protected]>
+Clinton Curry <[email protected]>
+Arthur Guiot <[email protected]>
+Bartosz Leoniak <[email protected]>
+Veeloxfire <[email protected]>
+Arkajit Mandal <[email protected]>
+David Bramwell <[email protected]>
+Cameron Tacklind <[email protected]>
+
+# Generated by tools/update-authors.js

misc/how_to_publish.md

@@ -16,6 +16,13 @@ Update the date and version number in the file `HISTORY.md`. Verify whether all
 changes in the new version are described.
 
 
+## Update authors
+
+Run:
+
+    npm run update-authors
+
+
 ## Build and test
 
 Build the distribution files in folders `dist` and `lib`, and test everything by running:

package.json

@@ -3,104 +3,6 @@
   "version": "6.6.1",
   "description": "Math.js is an extensive math library for JavaScript and Node.js. It features a flexible expression parser with support for symbolic computation, comes with a large set of built-in functions and constants, and offers an integrated solution to work with different data types like numbers, big numbers, complex numbers, fractions, units, and matrices.",
   "author": "Jos de Jong <[email protected]> (https://github.com/josdejong)",
-  "contributors": [
-    "Adam Kelly (https://github.com/adamisntdead)",
-    "Albert Emil (https://github.com/AlbertEmil)",
-    "Alexander Beyn (https://github.com/AlexanderBeyn)",
-    "Andy Pan (https://github.com/andy0130tw)",
-    "Arkajit Mandal (https://github.com/arkajitmandal)",
-    "Arthur Guiot (https://github.com/arguiot)",
-    "Bart Kiers (https://github.com/bkiers)",
-    "Bartosz Leoniak (https://github.com/kmdrGroch)",
-    "Ben Weinshel (https://github.com/weinshel)",
-    "Benjamin Lucas (https://github.com/bnlcas)",
-    "Brett Jurgens (https://github.com/brettjurgens)",
-    "Bryan Cuccioli (https://github.com/bcuccioli)",
-    "Cameron Tacklind (https://github.com/cinderblock)",
-    "Chris Chudzicki (https://github.com/ChristopherChudzicki)",
-    "Chris Hadgis (https://github.com/SzechuanSage)",
-    "Clinton Curry (https://github.com/clintonc)",
-    "Dakota Blair (https://github.com/dakotablair)",
-    "David Bramwell (https://github.com/dbramwell)",
-    "Daniel Kostro (https://github.com/stropitek)",
-    "Daniel Levin (https://github.com/daniel-levin)",
-    "David Simons (https://github.com/SwamWithTurtles)",
-    "denisx (https://github.com/denisx)",
-    "dkenul (https://github.com/dkenul)",
-    "Devan Patel (https://github.com/devanp92)",
-    "devdevdata222 (https://github.com/devdevdata222)",
-    "Dzmitry Litskalau (https://github.com/litmit)",
-    "Ekin Koc (https://github.com/eknkc)",
-    "Elijah Insua (https://github.com/tmpvar)",
-    "Eric Mansfield (https://github.com/ericman314)",
-    "Fabrice Colas (https://github.com/fabricecolas)",
-    "Favian Contreras (https://github.com/BigFav)",
-    "Finn Pauls (https://github.com/finnp)",
-    "Ganga Christopher (https://github.com/gangachris)",
-    "Gary Passero (https://github.com/gap777)",
-    "Gold Holk (https://github.com/GHolk)",
-    "Harry Sarson (https://github.com/HarrySarson)",
-    "Holman Gao (https://github.com/golmansax)",
-    "Honybar (https://github.com/honeybar)",
-    "Guillermo Indalecio Fernández (https://github.com/guillermobox)",
-    "Gulfaraz (https://github.com/gulfaraz)",
-    "hamadu (https://github.com/hamadu)",
-    "Harsh Gupta (https://github.com/hgupta9)",
-    "Henrique Ferrolho (https://github.com/ferrolho)",
-    "Huseyn Guliyev (https://github.com/husayt)",
-    "Ivan Vergiliev (IvanVergiliev)",
-    "jean-emmanuel (https://github.com/jean-emmanuel)",
-    "Jack Schmidt (https://github.com/jackschmidt)",
-    "Jackie Han (https://github.com/hanguokai)",
-    "Jason Shin (https://github.com/JasonShin)",
-    "Jim Garrison (https://github.com/garrison)",
-    "Joel Hoover (https://github.com/joelhoover)",
-    "Karl Lew (https://github.com/firepick1)",
-    "Kenan Yildirim (https://github.com/KenanY)",
-    "Keunhong Park (https://github.com/void42)",
-    "Keunhong Park (https://github.com/kevjin)",
-    "Kevin J (https://github.com/kv-kunalvyas)",
-    "Marcus Andre (https://github.com/marcusandre)",
-    "Horatiu Lazu (https://github.com/MathBunny)",
-    "Mathias Polligkeit (https://github.com/woylie)",
-    "Mathias Rasmussen (https://github.com/mathiasvr)",
-    "Max Bruckner (https://github.com/FSMaxB)",
-    "Maxence Dalmais (https://github.com/maxired)",
-    "Michael M. (https://github.com/Schnark)",
-    "Mitchel Kelonye (https://github.com/kelonye)",
-    "mtraynham (https://github.com/mtraynham)",
-    "Niels Heisterkamp (https://github.com/nheisterkamp)",
-    "Oleg (https://github.com/ovk)",
-    "Owen Versteeg (https://github.com/owenversteeg)",
-    "Pavel Panchekha (https://github.com/pavpanchekha)",
-    "Pat Grasso (https://github.com/patgrasso)",
-    "Paulo Buchsbaum (https://github.com/paulobuchsbaum)",
-    "Pete Corey (https://github.com/pcorey)",
-    "PJ Hampton (https://github.com/pjhampton )",
-    "Retsam (https://github.com/Retsam)",
-    "Rian McGuire (https://github.com/rianmcguire)",
-    "Robert Eisele (https://github.com/infusion)",
-    "Rogelio J. Baucells (https://github.com/rjbaucells)",
-    "Ryan Seys (https://github.com/ryanseys)",
-    "Saket Saurabh (https://github.com/ssaket)",
-    "Sathish Kumar Subramani (https://github.com/Sathish-kumar-Subramani )",
-    "Sebastien Piquemal (https://github.com/sebpiq)",
-    "Sebastian Ruhleder (https://github.com/ruhleder)",
-    "Sergey Romanov (https://github.com/saromanov)",
-    "Slava Ganzin (https://github.com/slavaGanzin)",
-    "Stu Blair (https://github.com/stu-blair)",
-    "Tanmay (https://github.com/maytanthegeek)",
-    "Thomas Brierley (https://github.com/ThomasBrierley)",
-    "Timothy Lee (https://github.com/tetslee)",
-    "Tom MacWright (https://github.com/tmcw)",
-    "Tóth Róbert (https://github.com/Nekomajin42)",
-    "Todd Morse (https://github.com/morsecodist)",
-    "Veeloxfire (https://github.com/Veeloxfire)",
-    "Vlad Levitskiy (https://github.com/mcvladthegoat)",
-    "Waldir Pimenta (https://github.com/waldyrious)",
-    "Waseem Yusuf (https://github.com/waseemyusuf)",
-    "Zach Zibrat (https://github.com/palimpsests)"
-  ],
   "homepage": "https://mathjs.org",
   "repository": {
     "type": "git",
@@ -211,7 +113,8 @@
     "test:browserstack": "karma start test/browser-test-config/browserstack-karma.js",
     "coverage": "nyc --reporter=lcov --reporter=text-summary mocha test/unit-tests --recursive --require @babel/register && echo \"\nDetailed coverage report is available at ./coverage/lcov-report/index.html\"",
     "prepublishOnly": "npm run test:all && npm run lint",
-    "prepare": "npm run build"
+    "prepare": "npm run build",
+    "update-authors": "node ./tools/update-authors.js"
   },
   "bin": {
     "mathjs": "./bin/cli.js"

tools/update-authors.js

@@ -0,0 +1,105 @@
+#!/usr/bin/env node
+
+// Attribution:
+//  This file is based on https://github.com/nodejs/node/blob/master/tools/update-authors.js.
+//  It is licensed according to https://github.com/nodejs/node/blob/master/LICENSE
+
+// Usage: tools/update-author.js [--dry]
+// Passing --dry will redirect output to stdout rather than write to 'AUTHORS'.
+
+'use strict'
+const { spawn } = require('child_process')
+const path = require('path')
+const fs = require('fs')
+const readline = require('readline')
+
+class CaseIndifferentMap {
+  constructor () {
+    this._map = new Map()
+  }
+
+  get (key) { return this._map.get(key.toLowerCase()) }
+  set (key, value) { return this._map.set(key.toLowerCase(), value) }
+}
+
+const log = spawn(
+  'git',
+  // Inspect author name/email and body.
+  ['log', '--reverse', '--format=Author: %aN <%aE>\n%b'], {
+    stdio: ['inherit', 'pipe', 'inherit']
+  })
+const rl = readline.createInterface({ input: log.stdout })
+
+let output
+if (process.argv.includes('--dry')) { output = process.stdout } else { output = fs.createWriteStream('AUTHORS') }
+
+output.write('# Authors ordered by first contribution.\n\n')
+
+const mailmap = new CaseIndifferentMap()
+{
+  const lines = fs.readFileSync(path.resolve(__dirname, '../', '.mailmap'),
+    { encoding: 'utf8' }).split('\n')
+  for (let line of lines) {
+    line = line.trim()
+    if (line.startsWith('#') || line === '') continue
+
+    // Replaced Name <[email protected]>
+    const match1 = line.match(/^([^<]+)\s+(<[^>]+>)$/)
+    if (match1) {
+      mailmap.set(match1[2], { author: match1[1] })
+      continue
+    }
+    // <[email protected]> <[email protected]>
+    const match2 = line.match(/^<([^>]+)>\s+(<[^>]+>)$/)
+    if (match2) {
+      mailmap.set(match2[2], { email: match2[1] })
+      continue
+    }
+    // Replaced Name <[email protected]> <[email protected]>
+    const match3 = line.match(/^([^<]+)\s+(<[^>]+>)\s+(<[^>]+>)$/)
+    if (match3) {
+      mailmap.set(match3[3], {
+        author: match3[1], email: match3[2]
+      })
+      continue
+    }
+    // Replaced Name <[email protected]> Original Name <[email protected]>
+    const match4 = line.match(/^([^<]+)\s+(<[^>]+>)\s+([^<]+)\s+(<[^>]+>)$/)
+    if (match4) {
+      mailmap.set(match4[3] + '\0' + match4[4], {
+        author: match4[1], email: match4[2]
+      })
+      continue
+    }
+    console.warn('Unknown .mailmap format:', line)
+  }
+}
+
+const seen = new Set()
+
+// Support regular git author metadata, as well as `Author:` and
+// `Co-authored-by:` in the message body. Both have been used in the past
+// to indicate multiple authors per commit, with the latter standardized
+// by GitHub now.
+const authorRe =
+  /(^Author:|^Co-authored-by:)\s+(?<author>[^<]+)\s+(?<email><[^>]+>)/i
+rl.on('line', (line) => {
+  const match = line.match(authorRe)
+  if (!match) return
+
+  const { author, email } = match.groups
+
+  if (seen.has(email) ||
+      /@chromium\.org/.test(email) ||
+      /greenkeeper\[bot\]/.test(email) ||
+      email === '<[email protected]>') {
+    return
+  }
+
+  seen.add(email)
+  output.write(`${author} ${email}\n`)
+})
+
+rl.on('close', () => {
+  output.end('\n# Generated by tools/update-authors.js\n')
+})