more optimized lcm based on #11 suggestion

README.md

@@ -1,6 +1,7 @@
 [![License: MIT](https://img.shields.io/badge/License-MIT-yellow.svg)](https://opensource.org/licenses/MIT)
+[![Contributor Covenant](https://img.shields.io/badge/Contributor%20Covenant-2.1-4baaaa.svg)](CODE_OF_CONDUCT.md)
 [![JavaScript Style Guide](https://img.shields.io/badge/code_style-standard-brightgreen.svg)](https://standardjs.com)
-[![Node CI](https://github.com/juanelas/bigint-mod-arith/workflows/Node%20CI/badge.svg)](https://github.com/juanelas/bigint-mod-arith/actions?query=workflow%3A%22Node+CI%22)
+[![Node.js CI](https://github.com/juanelas/bigint-mod-arith/workflows/Node.js%20CI/badge.svg)](https://github.com/juanelas/bigint-mod-arith/actions?query=workflow%3A%22Node.js+CI%22)
 [![Coverage Status](https://coveralls.io/repos/github/juanelas/bigint-mod-arith/badge.svg?branch=master)](https://coveralls.io/github/juanelas/bigint-mod-arith?branch=master)
 
 # bigint-mod-arith
@@ -37,7 +38,7 @@ import * as bigintModArith from 'bigint-mod-arith'
 
 The appropriate version for browser or node is automatically exported.
 
-You can also download the [IIFE bundle](https://raw.githubusercontent.com/juanelas/bigint-mod-arith/master/dist/bundles/iife.js), the [ESM bundle](https://raw.githubusercontent.com/juanelas/bigint-mod-arith/master/dist/bundles/esm.js) or the [UMD bundle](https://raw.githubusercontent.com/juanelas/bigint-mod-arith/master/dist/bundles/umd.js) and manually add it to your project, or, if you have already imported `bigint-mod-arith` to your project, just get the bundles from `node_modules/bigint-mod-arith/dist/bundles/`.
+You can also download the [IIFE bundle](https://raw.githubusercontent.com/juanelas/bigint-mod-arith/master/dist/bundles/iife.js), the [ESM bundle](https://raw.githubusercontent.com/juanelas/bigint-mod-arith/master/dist/bundles/esm.min.js) or the [UMD bundle](https://raw.githubusercontent.com/juanelas/bigint-mod-arith/master/dist/bundles/umd.js) and manually add it to your project, or, if you have already imported `bigint-mod-arith` to your project, just get the bundles from `node_modules/bigint-mod-arith/dist/bundles/`.
 
 An example of usage could be:
 

build/bin/mocha-ts.js

@@ -13,10 +13,12 @@ const glob = require('glob')
 const processedArgs = processArgs(process.argv.slice(2))
 
 // Now we can run a script and invoke a callback when complete, e.g.
-runScript(path.join(rootDir, 'node_modules/.bin/mocha'), processArgs(processedArgs))
+runScript(path.join(rootDir, 'node_modules/mocha/bin/mocha'), processedArgs)
 
 function processArgs (args) {
   args = process.argv.slice(2).map(arg => {
+    // Let us first remove surrounding quotes in string (it gives issues in windows)
+    arg = arg.replace(/^['"]/, '').replace(/['"]$/, '')
     const filenames = glob.sync(arg, { cwd: rootDir, matchBase: true })
     if (filenames.length > 0) {
       return filenames.map(file => {
@@ -56,7 +58,7 @@ function processArgs (args) {
 }
 
 function runScript (scriptPath, args) {
-  const mochaCmd = childProcess.fork(path.join(rootDir, 'node_modules/.bin/mocha'), processedArgs, {
+  const mochaCmd = childProcess.fork(scriptPath, args, {
     cwd: rootDir
   })
 

build/build.docs.js

@@ -28,7 +28,8 @@ async function typedoc () {
     includeVersion: true,
     entryDocument: 'API.md',
     readme: 'none',
-    hideBreadcrumbs: true
+    hideBreadcrumbs: true,
+    excludePrivate: true
   })
 
   const project = app.convert()
@@ -53,6 +54,16 @@ function getRepositoryData () {
         repoName: repodata.slice(2).join('/')
       }
     } else return null
+  } else {
+    if (pkgJson.repository.url !== 'undefined') {
+      const regex = /(?:.+?\+)?http[s]?:\/\/(?<repoProvider>[\w._-]+)\.\w{2,3}\/(?<repoUsername>[\w._-]+)\/(?<repoName>[\w._\-/]+?)\.git/
+      const match = pkgJson.repository.url.match(regex)
+      return {
+        repoProvider: match[1],
+        repoUsername: match[2],
+        repoName: match[3]
+      }
+    }
   }
 }
 
@@ -73,14 +84,14 @@ if (repoProvider) {
       iifeBundle = `[IIFE bundle](https://raw.githubusercontent.com/${repoUsername}/${repoName}/master/${iifeBundlePath})`
       esmBundle = `[ESM bundle](https://raw.githubusercontent.com/${repoUsername}/${repoName}/master/${esmBundlePath})`
       umdBundle = `[UMD bundle](https://raw.githubusercontent.com/${repoUsername}/${repoName}/master/${umdBundlePath})`
-      workflowBadget = `[![Node CI](https://github.com/${repoUsername}/${repoName}/workflows/Node%20CI/badge.svg)](https://github.com/${repoUsername}/${repoName}/actions?query=workflow%3A%22Node+CI%22)`
+      workflowBadget = `[![Node.js CI](https://github.com/${repoUsername}/${repoName}/workflows/Node.js%20CI/badge.svg)](https://github.com/${repoUsername}/${repoName}/actions?query=workflow%3A%22Node.js+CI%22)`
       coverallsBadge = `[![Coverage Status](https://coveralls.io/repos/github/${repoUsername}/${repoName}/badge.svg?branch=master)](https://coveralls.io/github/${repoUsername}/${repoName}?branch=master)`
       break
 
     case 'gitlab':
-      iifeBundle = `[IIFE bundle](https://gitlab.com/${repoUsername}/${repoName}/-/raw/master/dist/${iifeBundlePath}?inline=false)`
+      iifeBundle = `[IIFE bundle](https://gitlab.com/${repoUsername}/${repoName}/-/raw/master/${iifeBundlePath}?inline=false)`
-      esmBundle = `[ESM bundle](https://gitlab.com/${repoUsername}/${repoName}/-/raw/master/dist/${esmBundlePath}?inline=false)`
+      esmBundle = `[ESM bundle](https://gitlab.com/${repoUsername}/${repoName}/-/raw/master/${esmBundlePath}?inline=false)`
-      umdBundle = `[UMD bundle](https://gitlab.com/${repoUsername}/${repoName}/-/raw/master/dist/${umdBundlePath}?inline=false)`
+      umdBundle = `[UMD bundle](https://gitlab.com/${repoUsername}/${repoName}/-/raw/master/${umdBundlePath}?inline=false)`
       break
 
     default:

build/rollup.config.js

@@ -5,10 +5,12 @@ import replace from '@rollup/plugin-replace'
 import { terser } from 'rollup-plugin-terser'
 import typescriptPlugin from '@rollup/plugin-typescript'
 import commonjs from '@rollup/plugin-commonjs'
+import json from '@rollup/plugin-json'
 
-import { dirname, join } from 'path'
+import { join } from 'path'
-import { existsSync, moveSync, removeSync } from 'fs-extra'
+import { existsSync } from 'fs-extra'
-import { directories, name as _name, dependencies, peerDependencies, exports, types } from '../package.json'
+import { directories, name as _name, dependencies, peerDependencies, exports } from '../package.json'
+import { compile } from './rollup-plugin-dts.js'
 
 const rootDir = join(__dirname, '..')
 const dstDir = join(rootDir, directories.dist)
@@ -31,7 +33,8 @@ if (existsSync(input) !== true) throw new Error('The entry point should be index
 const tsBundleOptions = {
   tsconfig: join(rootDir, 'tsconfig.json'),
   outDir: undefined, // ignore outDir in tsconfig.json
-  exclude: ['test/**/*', 'src/**/*.spec.ts', './build/typings/global-this-pkg.d.ts']
+  include: ['src/ts/**/*', 'build/typings/is-browser.d.ts'],
+  exclude: ['src/**/*.spec.ts']
 }
 
 const external = [...Object.keys(dependencies || {}), ...Object.keys(peerDependencies || {})]
@@ -41,18 +44,17 @@ const sourcemapOutputOptions = {
   sourcemapExcludeSources: true
 }
 
-function moveDirPlugin (srcDir, dstDir) {
+function compileDts () {
   return {
-    name: 'move-dir',
+    name: 'compile-dts',
     closeBundle () {
-      removeSync(dstDir)
+      compile()
-      moveSync(srcDir, dstDir, { overwrite: true })
     }
   }
 }
 
 export default [
-  { // ESM for browsers
+  { // ESM for browsers and declarations
     input: input,
     output: [
       {
@@ -66,7 +68,9 @@ export default [
         IS_BROWSER: true,
         preventAssignment: true
       }),
-      typescriptPlugin(tsBundleOptions)
+      typescriptPlugin(tsBundleOptions),
+      compileDts(),
+      json()
     ],
     external
   },
@@ -76,16 +80,24 @@ export default [
       {
         file: join(dstDir, 'bundles/iife.js'),
         format: 'iife',
-        name: pkgCamelisedName
+        name: pkgCamelisedName,
+        plugins: [terser()]
       },
       {
         file: join(dstDir, 'bundles/esm.js'),
+        ...sourcemapOutputOptions,
         format: 'es'
       },
+      {
+        file: join(dstDir, 'bundles/esm.min.js'),
+        format: 'es',
+        plugins: [terser()]
+      },
       {
         file: join(dstDir, 'bundles/umd.js'),
         format: 'umd',
-        name: pkgCamelisedName
+        name: pkgCamelisedName,
+        plugins: [terser()]
       }
     ],
     plugins: [
@@ -96,47 +108,33 @@ export default [
       typescriptPlugin(tsBundleOptions),
       resolve({
         browser: true,
-        exportConditions: ['browser', 'module', 'import', 'default']
+        exportConditions: ['browser', 'module', 'import', 'default'],
+        mainFields: ['browser', 'module', 'main']
       }),
-      terser()
+      commonjs({
+        namedExports: {
+          'bn.js': ['BN'],
+          'hash.js': ['hmac', 'ripemd160', 'sha256', 'sha512'],
+          elliptic: ['ec'],
+          'scrypt-js': ['scrypt', 'syncScrypt']
+        }
+      }),
+      json()
     ]
   },
-  { // Node ESM with declaration files
+  { // Node
-    input: input,
-    output: {
-      file: join(rootDir, exports['.'].node.import),
-      ...sourcemapOutputOptions,
-      format: 'es'
-    },
-    plugins: [
-      replace({
-        IS_BROWSER: false,
-        preventAssignment: true
-      }),
-      typescriptPlugin({
-        ...tsBundleOptions,
-        // outDir: path.join(rootDir, path.dirname(pkgJson.exports['.'].node.import)),
-        declaration: true,
-        declarationDir: 'types',
-        declarationMap: true
-      }),
-      commonjs({ extensions: ['.js', '.cjs', '.ts'] }), // the ".ts" extension is required
-      moveDirPlugin(join(rootDir, dirname(exports['.'].node.import), 'types'), join(rootDir, dirname(types)))
-    ],
-    external
-  },
-  { // Node CJS
     input: input,
     output: [
       {
         file: join(rootDir, exports['.'].node.require),
         ...sourcemapOutputOptions,
-        format: 'cjs'
+        format: 'cjs',
+        exports: 'auto'
       },
       {
-        file: join(rootDir, exports['.'].node.require).slice(0, -4) + '.js', // .js extension instead of .cjs for Node 10 support
+        file: join(rootDir, exports['.'].node.import),
         ...sourcemapOutputOptions,
-        format: 'cjs'
+        format: 'es'
       }
     ],
     plugins: [
@@ -145,7 +143,9 @@ export default [
         preventAssignment: true
       }),
       typescriptPlugin(tsBundleOptions),
-      commonjs({ extensions: ['.js', '.cjs', '.ts'] }) // the ".ts" extension is required
+      commonjs({ extensions: ['.js', '.cjs', '.ts', '.jsx', '.cjsx', '.tsx'] }), // the ".ts" extension is required
-    ]
+      json()
+    ],
+    external
   }
 ]

build/testing/browser/index.js

@@ -1,11 +1,20 @@
 const puppeteer = require('puppeteer')
 
-const browserTests = async ({ logWarnings = false, serverPort = 38000, keepServerRunning = false, puppeteerOptions = {} }) => {
+const browserTests = async (
+  {
+    logWarnings = false,
+    serverPort = 38000,
+    keepServerRunning = false,
+    puppeteerOptions = {
+      headless: false,
+      devtools: true
+    }
+  }) => {
   const server = require('./server.js').server
   await server.init()
   await server.listen(serverPort)
   const browser = await puppeteer.launch(puppeteerOptions)
-  const page = await browser.newPage()
+  const page = (await browser.pages())[0]
   page.on('console', function (message) {
     let ignore = message.type() === 'warning' && !logWarnings
     if (message.type() === 'error' && message.location()) {
@@ -39,28 +48,50 @@ const browserTests = async ({ logWarnings = false, serverPort = 38000, keepServe
     }
     console[consoleType](text, ...args)
   })
+
   page.on('error', function (err) { page.emit(new Error(err)) })
 
-  await page.goto('http://localhost:38000/')
+  page.on('close', async () => {
-  const watchDog = page.waitForFunction('_mocha.state === \'stopped\'', { timeout: 0 })
+    await close()
-  await watchDog
+  })
 
-  if (keepServerRunning === false) {
+  page.goto('http://localhost:38000/').then(async () => {
-    await page.close()
+    const watchDog = page.waitForFunction('_mocha.state === \'stopped\'', { timeout: 0 })
-    await browser.close()
+    await watchDog.catch(async (reason) => {
-    await server.close()
+      console.error(reason)
+    })
+    if (puppeteerOptions.headless === true) {
+      await close()
+    }
+  }).catch(async (reason) => {
+    console.error(reason)
+  })
+
+  async function close () {
+    console.log('Closing browser tests...')
+    await browser.close().catch(() => {})
+    if (keepServerRunning !== true) {
+      await server.close().catch(() => {})
+    }
   }
 }
 
 const opts = {
   // puppeteer options
   puppeteerOptions: {
-    headless: true
+    headless: false,
+    devtools: true
     // slowMo: 100,
     // timeout: 10000
   },
-  doNotLogWarnings: true,
+  logWarnings: false, // log warnings in Node console (usually not needed)
   keepServerRunning: false, // keep server running until manually closed with ctrl-c. In combination with puppeteerOptions.headless (or just connecting any browser to the test page) allows debugging in browser
   serverPort: 38000
 }
+
+const args = process.argv.slice(2)
+if (args[0] === 'headless') {
+  opts.puppeteerOptions.headless = true
+}
+
 browserTests(opts)

build/testing/browser/server.js

@@ -9,8 +9,9 @@ const rollup = require('rollup')
 const resolve = require('@rollup/plugin-node-resolve').nodeResolve
 const replace = require('@rollup/plugin-replace')
 const multi = require('@rollup/plugin-multi-entry')
-const typescript = require('@rollup/plugin-typescript')
+const typescriptPlugin = require('@rollup/plugin-typescript')
 const commonjs = require('@rollup/plugin-commonjs')
+const json = require('@rollup/plugin-json')
 
 const rootDir = path.join(__dirname, '..', '..', '..')
 
@@ -41,11 +42,18 @@ const indexHtml = `<!DOCTYPE html>
     <script type="module">
       import * as _pkg from './${name}.esm.js'
       self._pkg = _pkg
+    </script>
+    <script type="module">
       import './tests.js'
       window._mocha = mocha.run()
     </script>
   </html>`
 
+const tsBundleOptions = {
+  tsconfig: path.join(rootDir, 'tsconfig.json'),
+  outDir: undefined // ignore outDir in tsconfig.json
+}
+
 async function buildTests () {
   // create a bundle
   const inputOptions = {
@@ -56,12 +64,13 @@ async function buildTests () {
         IS_BROWSER: true,
         preventAssignment: true
       }),
-      typescript(),
+      typescriptPlugin(tsBundleOptions),
       resolve({
         browser: true,
         exportConditions: ['browser', 'module', 'import', 'default']
       }),
-      commonjs()
+      commonjs(),
+      json()
     ],
     external: [pkgJson.name]
   }

build/testing/mocha/builders/RollupBuilder.js

@@ -28,6 +28,7 @@ module.exports = class RollupBuilder extends Builder {
         : bundle.output[0].file
       return file === path.join(rootDir, pkgJson.main)
     })[0]
+    delete rollupOptions.output.pop() // remove the second output
 
     this.builder = new RollupBundler(rollupOptions, this.watch)
 

build/testing/mocha/builders/TestsBuilder.js

@@ -24,17 +24,36 @@ module.exports = class TestsBuilder extends Builder {
 
     this.tempDir = tempDir
 
-    const readFileAndMangle = (path) => { // We need to change the include or file in the original file to only compile the tests
+    const tsConfig = JSON5.parse(fs.readFileSync(configPath, 'utf8'))
-      const fileStr = fs.readFileSync(path, 'utf8')
-      const config = JSON5.parse(fileStr)
-      if (config.file) delete config.file
-      config.include.push('node_modules/**/*.d.ts')
-      config.compilerOptions.module = 'commonjs'
-      return JSON.stringify(config)
-    }
-    const configFile = ts.readJsonConfigFile(configPath, readFileAndMangle)
 
-    const parsedTsConfig = ts.parseJsonSourceFileConfigFileContent(configFile, ts.sys, path.dirname(configPath))
+    tsConfig.file = undefined
+
+    // Exclude already transpiled files in src
+    tsConfig.exclude = ['src/ts/**/!(*.spec).ts']
+
+    // "noResolve": true
+    tsConfig.compilerOptions.noResolve = false
+
+    // we don't need declaration files
+    tsConfig.compilerOptions.declaration = false
+
+    // we need to emit files
+    tsConfig.compilerOptions.noEmit = false
+
+    // source mapping eases debuging
+    tsConfig.compilerOptions.sourceMap = true
+
+    // This prevents SyntaxError: Cannot use import statement outside a module
+    tsConfig.compilerOptions.module = 'commonjs'
+
+    // Removed typeroots (it causes issues)
+    tsConfig.compilerOptions.typeRoots = undefined
+
+    tsConfig.compilerOptions.outDir = path.isAbsolute(tempDir) ? path.relative(rootDir, tempDir) : tempDir
+
+    this.tempTsConfigPath = path.join(rootDir, '.tsconfig.json')
+
+    fs.writeFileSync(this.tempTsConfigPath, JSON.stringify(tsConfig, undefined, 2))
 
     const createProgram = ts.createSemanticDiagnosticsBuilderProgram
 
@@ -64,15 +83,8 @@ module.exports = class TestsBuilder extends Builder {
     // Note that there is another overload for `createWatchCompilerHost` that takes
     // a set of root files.
     this.host = ts.createWatchCompilerHost(
-      parsedTsConfig.fileNames,
+      this.tempTsConfigPath,
-      {
+      {},
-        ...parsedTsConfig.options,
-        rootDir,
-        outDir: this.tempDir,
-        noEmit: false,
-        noResolve: true,
-        sourceMap: true
-      },
       ts.sys,
       createProgram,
       reportDiagnostic,
@@ -91,5 +103,6 @@ module.exports = class TestsBuilder extends Builder {
   async close () {
     await super.close()
     this.watcher.close()
+    fs.unlinkSync(this.tempTsConfigPath)
   }
 }

build/testing/mocha/mocha-init.js

@@ -11,6 +11,9 @@ const TestsBuilder = require('./builders/TestsBuilder.js')
 const rootDir = path.join(__dirname, '../../../')
 
 global.chai = chai
+loadPkgToGlobal()
+
+global.IS_BROWSER = false
 
 const watch = process.argv.includes('--watch') || process.argv.includes('-w')
 
@@ -31,7 +34,7 @@ exports.mochaHooks = {
 
       // Just in case our module had been modified. Reload it when the tests are repeated (for mocha watch mode).
       delete require.cache[require.resolve(rootDir)]
-      global._pkg = require(rootDir)
+      loadPkgToGlobal()
 
       // And now reset any other transpiled module (just delete the cache so it is fully reloaded)
       for (const key in require.cache) {
@@ -58,3 +61,14 @@ exports.mochaGlobalTeardown = async function () {
   // about files being deleted
   rimraf.sync(tempDir, { disableGlob: true })
 }
+
+function loadPkgToGlobal () {
+  const _pkg = require(rootDir)
+  if (typeof _pkg === 'function') { // If it is just a default export, load it as named (for compatibility)
+    global._pkg = {
+      default: _pkg
+    }
+  } else {
+    global._pkg = _pkg
+  }
+}

build/typings/global-this-pkg.d.ts

@@ -1,7 +1,4 @@
-import * as _pkgModule from '../..'
+import * as _pkgModule from '../../src/ts/index'
 
-declare global {
+export as namespace _pkg
-  const _pkg: typeof _pkgModule
-}
-export as namespace _pkgTypes
 export = _pkgModule

dist/bundles/iife.js

@@ -1 +1 @@
-var bigintModArith=function(n){"use strict";function t(n){return n>=0?n:-n}function r(n,t){if("number"==typeof n&&(n=BigInt(n)),"number"==typeof t&&(t=BigInt(t)),n<=0n||t<=0n)throw new RangeError("a and b MUST be > 0");let r=0n,e=1n,o=1n,i=0n;for(;0n!==n;){const u=t/n,f=t%n,g=r-o*u,b=e-i*u;t=n,n=f,r=o,e=i,o=g,i=b}return{g:t,x:r,y:e}}function e(n,r){let e="number"==typeof n?BigInt(t(n)):t(n),o="number"==typeof r?BigInt(t(r)):t(r);if(0n===e)return o;if(0n===o)return e;let i=0n;for(;0n===(1n&(e|o));)e>>=1n,o>>=1n,i++;for(;0n===(1n&e);)e>>=1n;do{for(;0n===(1n&o);)o>>=1n;if(e>o){const n=e;e=o,o=n}o-=e}while(0n!==o);return e<<i}function o(n,t){if("number"==typeof n&&(n=BigInt(n)),"number"==typeof t&&(t=BigInt(t)),t<=0n)throw new RangeError("n must be > 0");const r=n%t;return r<0n?r+t:r}function i(n,t){const e=r(o(n,t),t);if(1n!==e.g)throw new RangeError(`${n.toString()} does not have inverse modulo ${t.toString()}`);return o(e.x,t)}return n.abs=t,n.bitLength=function(n){if("number"==typeof n&&(n=BigInt(n)),1n===n)return 1;let t=1;do{t++}while((n>>=1n)>1n);return t},n.eGcd=r,n.gcd=e,n.lcm=function(n,r){return"number"==typeof n&&(n=BigInt(n)),"number"==typeof r&&(r=BigInt(r)),0n===n&&0n===r?BigInt(0):t(n*r)/e(n,r)},n.max=function(n,t){return n>=t?n:t},n.min=function(n,t){return n>=t?t:n},n.modInv=i,n.modPow=function n(r,e,u){if("number"==typeof r&&(r=BigInt(r)),"number"==typeof e&&(e=BigInt(e)),"number"==typeof u&&(u=BigInt(u)),u<=0n)throw new RangeError("n must be > 0");if(1n===u)return 0n;if(r=o(r,u),e<0n)return i(n(r,t(e),u),u);let f=1n;for(;e>0;)e%2n===1n&&(f=f*r%u),e/=2n,r=r**2n%u;return f},n.toZn=o,Object.defineProperty(n,"__esModule",{value:!0}),n}({});
+var bigintModArith=function(n){"use strict";function t(n){return n>=0?n:-n}function r(n,t){if("number"==typeof n&&(n=BigInt(n)),"number"==typeof t&&(t=BigInt(t)),n<=0n||t<=0n)throw new RangeError("a and b MUST be > 0");let r=0n,e=1n,o=1n,i=0n;for(;0n!==n;){const u=t/n,f=t%n,g=r-o*u,b=e-i*u;t=n,n=f,r=o,e=i,o=g,i=b}return{g:t,x:r,y:e}}function e(n,r){let e="number"==typeof n?BigInt(t(n)):t(n),o="number"==typeof r?BigInt(t(r)):t(r);if(0n===e)return o;if(0n===o)return e;let i=0n;for(;0n===(1n&(e|o));)e>>=1n,o>>=1n,i++;for(;0n===(1n&e);)e>>=1n;do{for(;0n===(1n&o);)o>>=1n;if(e>o){const n=e;e=o,o=n}o-=e}while(0n!==o);return e<<i}function o(n,t){if("number"==typeof n&&(n=BigInt(n)),"number"==typeof t&&(t=BigInt(t)),t<=0n)throw new RangeError("n must be > 0");const r=n%t;return r<0n?r+t:r}function i(n,t){const e=r(o(n,t),t);if(1n!==e.g)throw new RangeError(`${n.toString()} does not have inverse modulo ${t.toString()}`);return o(e.x,t)}return n.abs=t,n.bitLength=function(n){if("number"==typeof n&&(n=BigInt(n)),1n===n)return 1;let t=1;do{t++}while((n>>=1n)>1n);return t},n.eGcd=r,n.gcd=e,n.lcm=function(n,r){return"number"==typeof n&&(n=BigInt(n)),"number"==typeof r&&(r=BigInt(r)),0n===n&&0n===r?BigInt(0):t(n/e(n,r)*r)},n.max=function(n,t){return n>=t?n:t},n.min=function(n,t){return n>=t?t:n},n.modInv=i,n.modPow=function n(r,e,u){if("number"==typeof r&&(r=BigInt(r)),"number"==typeof e&&(e=BigInt(e)),"number"==typeof u&&(u=BigInt(u)),u<=0n)throw new RangeError("n must be > 0");if(1n===u)return 0n;if(r=o(r,u),e<0n)return i(n(r,t(e),u),u);let f=1n;for(;e>0;)e%2n===1n&&(f=f*r%u),e/=2n,r=r**2n%u;return f},n.toZn=o,Object.defineProperty(n,"__esModule",{value:!0}),n}({});

dist/bundles/umd.js

@@ -1 +1 @@
-!function(n,e){"object"==typeof exports&&"undefined"!=typeof module?e(exports):"function"==typeof define&&define.amd?define(["exports"],e):e((n="undefined"!=typeof globalThis?globalThis:n||self).bigintModArith={})}(this,(function(n){"use strict";function e(n){return n>=0?n:-n}function t(n,e){if("number"==typeof n&&(n=BigInt(n)),"number"==typeof e&&(e=BigInt(e)),n<=0n||e<=0n)throw new RangeError("a and b MUST be > 0");let t=0n,r=1n,o=1n,i=0n;for(;0n!==n;){const f=e/n,u=e%n,g=t-o*f,b=r-i*f;e=n,n=u,t=o,r=i,o=g,i=b}return{g:e,x:t,y:r}}function r(n,t){let r="number"==typeof n?BigInt(e(n)):e(n),o="number"==typeof t?BigInt(e(t)):e(t);if(0n===r)return o;if(0n===o)return r;let i=0n;for(;0n===(1n&(r|o));)r>>=1n,o>>=1n,i++;for(;0n===(1n&r);)r>>=1n;do{for(;0n===(1n&o);)o>>=1n;if(r>o){const n=r;r=o,o=n}o-=r}while(0n!==o);return r<<i}function o(n,e){if("number"==typeof n&&(n=BigInt(n)),"number"==typeof e&&(e=BigInt(e)),e<=0n)throw new RangeError("n must be > 0");const t=n%e;return t<0n?t+e:t}function i(n,e){const r=t(o(n,e),e);if(1n!==r.g)throw new RangeError(`${n.toString()} does not have inverse modulo ${e.toString()}`);return o(r.x,e)}n.abs=e,n.bitLength=function(n){if("number"==typeof n&&(n=BigInt(n)),1n===n)return 1;let e=1;do{e++}while((n>>=1n)>1n);return e},n.eGcd=t,n.gcd=r,n.lcm=function(n,t){return"number"==typeof n&&(n=BigInt(n)),"number"==typeof t&&(t=BigInt(t)),0n===n&&0n===t?BigInt(0):e(n*t)/r(n,t)},n.max=function(n,e){return n>=e?n:e},n.min=function(n,e){return n>=e?e:n},n.modInv=i,n.modPow=function n(t,r,f){if("number"==typeof t&&(t=BigInt(t)),"number"==typeof r&&(r=BigInt(r)),"number"==typeof f&&(f=BigInt(f)),f<=0n)throw new RangeError("n must be > 0");if(1n===f)return 0n;if(t=o(t,f),r<0n)return i(n(t,e(r),f),f);let u=1n;for(;r>0;)r%2n===1n&&(u=u*t%f),r/=2n,t=t**2n%f;return u},n.toZn=o,Object.defineProperty(n,"__esModule",{value:!0})}));
+!function(n,e){"object"==typeof exports&&"undefined"!=typeof module?e(exports):"function"==typeof define&&define.amd?define(["exports"],e):e((n="undefined"!=typeof globalThis?globalThis:n||self).bigintModArith={})}(this,(function(n){"use strict";function e(n){return n>=0?n:-n}function t(n,e){if("number"==typeof n&&(n=BigInt(n)),"number"==typeof e&&(e=BigInt(e)),n<=0n||e<=0n)throw new RangeError("a and b MUST be > 0");let t=0n,r=1n,o=1n,i=0n;for(;0n!==n;){const f=e/n,u=e%n,g=t-o*f,b=r-i*f;e=n,n=u,t=o,r=i,o=g,i=b}return{g:e,x:t,y:r}}function r(n,t){let r="number"==typeof n?BigInt(e(n)):e(n),o="number"==typeof t?BigInt(e(t)):e(t);if(0n===r)return o;if(0n===o)return r;let i=0n;for(;0n===(1n&(r|o));)r>>=1n,o>>=1n,i++;for(;0n===(1n&r);)r>>=1n;do{for(;0n===(1n&o);)o>>=1n;if(r>o){const n=r;r=o,o=n}o-=r}while(0n!==o);return r<<i}function o(n,e){if("number"==typeof n&&(n=BigInt(n)),"number"==typeof e&&(e=BigInt(e)),e<=0n)throw new RangeError("n must be > 0");const t=n%e;return t<0n?t+e:t}function i(n,e){const r=t(o(n,e),e);if(1n!==r.g)throw new RangeError(`${n.toString()} does not have inverse modulo ${e.toString()}`);return o(r.x,e)}n.abs=e,n.bitLength=function(n){if("number"==typeof n&&(n=BigInt(n)),1n===n)return 1;let e=1;do{e++}while((n>>=1n)>1n);return e},n.eGcd=t,n.gcd=r,n.lcm=function(n,t){return"number"==typeof n&&(n=BigInt(n)),"number"==typeof t&&(t=BigInt(t)),0n===n&&0n===t?BigInt(0):e(n/r(n,t)*t)},n.max=function(n,e){return n>=e?n:e},n.min=function(n,e){return n>=e?e:n},n.modInv=i,n.modPow=function n(t,r,f){if("number"==typeof t&&(t=BigInt(t)),"number"==typeof r&&(r=BigInt(r)),"number"==typeof f&&(f=BigInt(f)),f<=0n)throw new RangeError("n must be > 0");if(1n===f)return 0n;if(t=o(t,f),r<0n)return i(n(t,e(r),f),f);let u=1n;for(;r>0;)r%2n===1n&&(u=u*t%f),r/=2n,t=t**2n%f;return u},n.toZn=o,Object.defineProperty(n,"__esModule",{value:!0})}));

docs/API.md

@@ -43,7 +43,7 @@ The absolute value of a
 
 #### Defined in
 
-[abs.ts:8](https://github.com/juanelas/bigint-mod-arith/blob/5b2686b/src/ts/abs.ts#L8)
+[abs.ts:8](https://github.com/juanelas/bigint-mod-arith/blob/09f1243/src/ts/abs.ts#L8)
 
 ___
 
@@ -67,7 +67,7 @@ The bit length
 
 #### Defined in
 
-[bitLength.ts:7](https://github.com/juanelas/bigint-mod-arith/blob/5b2686b/src/ts/bitLength.ts#L7)
+[bitLength.ts:7](https://github.com/juanelas/bigint-mod-arith/blob/09f1243/src/ts/bitLength.ts#L7)
 
 ___
 
@@ -96,7 +96,7 @@ A triple (g, x, y), such that ax + by = g = gcd(a, b).
 
 #### Defined in
 
-[egcd.ts:18](https://github.com/juanelas/bigint-mod-arith/blob/5b2686b/src/ts/egcd.ts#L18)
+[egcd.ts:18](https://github.com/juanelas/bigint-mod-arith/blob/09f1243/src/ts/egcd.ts#L18)
 
 ___
 
@@ -121,7 +121,7 @@ The greatest common divisor of a and b
 
 #### Defined in
 
-[gcd.ts:10](https://github.com/juanelas/bigint-mod-arith/blob/5b2686b/src/ts/gcd.ts#L10)
+[gcd.ts:10](https://github.com/juanelas/bigint-mod-arith/blob/09f1243/src/ts/gcd.ts#L10)
 
 ___
 
@@ -146,7 +146,7 @@ The least common multiple of a and b
 
 #### Defined in
 
-[lcm.ts:10](https://github.com/juanelas/bigint-mod-arith/blob/5b2686b/src/ts/lcm.ts#L10)
+[lcm.ts:10](https://github.com/juanelas/bigint-mod-arith/blob/09f1243/src/ts/lcm.ts#L10)
 
 ___
 
@@ -171,7 +171,7 @@ Maximum of numbers a and b
 
 #### Defined in
 
-[max.ts:9](https://github.com/juanelas/bigint-mod-arith/blob/5b2686b/src/ts/max.ts#L9)
+[max.ts:9](https://github.com/juanelas/bigint-mod-arith/blob/09f1243/src/ts/max.ts#L9)
 
 ___
 
@@ -196,7 +196,7 @@ Minimum of numbers a and b
 
 #### Defined in
 
-[min.ts:9](https://github.com/juanelas/bigint-mod-arith/blob/5b2686b/src/ts/min.ts#L9)
+[min.ts:9](https://github.com/juanelas/bigint-mod-arith/blob/09f1243/src/ts/min.ts#L9)
 
 ___
 
@@ -224,7 +224,7 @@ The inverse modulo n
 
 #### Defined in
 
-[modInv.ts:14](https://github.com/juanelas/bigint-mod-arith/blob/5b2686b/src/ts/modInv.ts#L14)
+[modInv.ts:14](https://github.com/juanelas/bigint-mod-arith/blob/09f1243/src/ts/modInv.ts#L14)
 
 ___
 
@@ -253,7 +253,7 @@ b**e mod n
 
 #### Defined in
 
-[modPow.ts:16](https://github.com/juanelas/bigint-mod-arith/blob/5b2686b/src/ts/modPow.ts#L16)
+[modPow.ts:16](https://github.com/juanelas/bigint-mod-arith/blob/09f1243/src/ts/modPow.ts#L16)
 
 ___
 
@@ -284,4 +284,4 @@ A bigint with the smallest positive representation of a modulo n
 
 #### Defined in
 
-[toZn.ts:15](https://github.com/juanelas/bigint-mod-arith/blob/5b2686b/src/ts/toZn.ts#L15)
+[toZn.ts:15](https://github.com/juanelas/bigint-mod-arith/blob/09f1243/src/ts/toZn.ts#L15)

docs/interfaces/Egcd.md

@@ -16,7 +16,7 @@
 
 #### Defined in
 
-[egcd.ts:2](https://github.com/juanelas/bigint-mod-arith/blob/5b2686b/src/ts/egcd.ts#L2)
+[egcd.ts:2](https://github.com/juanelas/bigint-mod-arith/blob/09f1243/src/ts/egcd.ts#L2)
 
 ___
 
@@ -26,7 +26,7 @@ ___
 
 #### Defined in
 
-[egcd.ts:3](https://github.com/juanelas/bigint-mod-arith/blob/5b2686b/src/ts/egcd.ts#L3)
+[egcd.ts:3](https://github.com/juanelas/bigint-mod-arith/blob/09f1243/src/ts/egcd.ts#L3)
 
 ___
 
@@ -36,4 +36,4 @@ ___
 
 #### Defined in
 
-[egcd.ts:4](https://github.com/juanelas/bigint-mod-arith/blob/5b2686b/src/ts/egcd.ts#L4)
+[egcd.ts:4](https://github.com/juanelas/bigint-mod-arith/blob/09f1243/src/ts/egcd.ts#L4)

package.json

@@ -35,7 +35,7 @@
       },
       "default": "./dist/esm/index.browser.js"
     },
-    "./esm-browser-bundle": "./dist/bundles/esm.js",
+    "./esm-browser-bundle": "./dist/bundles/esm.min.js",
     "./iife-browser-bundle": "./dist/bundles/iife.js",
     "./umd-browser-bundle": "./dist/bundles/umd.js",
     "./types": "./types/index.d.ts"
@@ -48,18 +48,19 @@
     "test": "./test"
   },
   "scripts": {
-    "build": "run-s lint build:js docs test:browser coverage",
+    "build": "run-s lint build:js docs",
     "build:js": "rollup -c build/rollup.config.js",
-    "clean": "rimraf .nyc_output .mocha-ts coverage dist docs",
+    "clean": "rimraf .nyc_output .mocha-ts coverage dist types docs",
-    "coverage": "nyc --check-coverage --exclude build --exclude '{src/ts/**/*.spec.ts,test/**/*.ts}' --reporter=text --reporter=lcov node ./build/bin/mocha-ts.js --require build/testing/mocha/mocha-init.js '{src/ts/**/*.spec.ts,test/**/*.ts}'",
+    "coverage": "nyc --check-coverage --exclude build --exclude '{src/ts/**/*.spec.ts,test/**/*.ts,.mocha-ts/**/*}' --reporter=text --reporter=lcov node ./build/bin/mocha-ts.js --require build/testing/mocha/mocha-init.js '{src/ts/**/*.spec.ts,test/**/*.ts}'",
     "docs": "node build/build.docs.js",
     "git:add": "git add -A",
     "lint": "ts-standard --fix",
     "mocha": "node ./build/bin/mocha-ts.js --require build/testing/mocha/mocha-init.js ",
-    "version": "run-s build git:add",
+    "version": "run-s build test:browser-headless coverage git:add",
     "postversion": "git push --follow-tags",
-    "test": "run-s test:browser test:node",
+    "test": "run-s test:browser-headless test:node",
     "test:browser": "node build/testing/browser/index.js",
+    "test:browser-headless": "node build/testing/browser/index.js headless",
     "test:node": "npm run mocha -- '{src/ts/**/*.spec.ts,test/**/*.ts}'",
     "watch": "npm run mocha -- --watch '{src/ts/**/*.spec.ts,test/**/*.ts}'"
   },
@@ -76,34 +77,37 @@
     ],
     "project": "./tsconfig.json",
     "ignore": [
-      "dist/**/*"
+      "dist/**/*",
+      "types/**/*",
+      "build/testing/types/**/*"
     ]
   },
   "devDependencies": {
-    "@rollup/plugin-commonjs": "^20.0.0",
+    "@rollup/plugin-commonjs": "^21.0.0",
+    "@rollup/plugin-json": "^4.1.0",
     "@rollup/plugin-multi-entry": "^4.0.0",
-    "@rollup/plugin-node-resolve": "^13.0.4",
+    "@rollup/plugin-node-resolve": "^13.0.5",
     "@rollup/plugin-replace": "^3.0.0",
     "@rollup/plugin-typescript": "^8.2.0",
-    "@types/chai": "^4.2.14",
+    "@types/chai": "^4.2.22",
     "@types/mocha": "^9.0.0",
     "chai": "^4.3.3",
     "fs-extra": "^10.0.0",
-    "glob": "^7.1.6",
+    "glob": "^7.2.0",
     "json5": "^2.2.0",
     "minimatch": "^3.0.4",
-    "mocha": "^9.0.3",
+    "mocha": "^9.1.1",
     "npm-run-all": "^4.1.5",
     "nyc": "^15.1.0",
     "pirates": "^4.0.1",
-    "puppeteer": "^10.1.0",
+    "puppeteer": "^12.0.1",
     "rimraf": "^3.0.2",
-    "rollup": "^2.40.0",
+    "rollup": "^2.57.0",
     "rollup-plugin-terser": "^7.0.2",
-    "ts-standard": "^10.0.0",
+    "ts-standard": "^11.0.0",
-    "tslib": "^2.1.0",
+    "tslib": "^2.3.1",
-    "typedoc": "^0.21.5",
+    "typedoc": "^0.22.0",
-    "typedoc-plugin-markdown": "^3.6.0",
+    "typedoc-plugin-markdown": "^3.11.0",
-    "typescript": "^4.2.2"
+    "typescript": "^4.4.3"
   }
 }

src/docs/index.md

@@ -1,4 +1,5 @@
 [![License: MIT](https://img.shields.io/badge/License-MIT-yellow.svg)](https://opensource.org/licenses/MIT)
+[![Contributor Covenant](https://img.shields.io/badge/Contributor%20Covenant-2.1-4baaaa.svg)](CODE_OF_CONDUCT.md)
 [![JavaScript Style Guide](https://img.shields.io/badge/code_style-standard-brightgreen.svg)](https://standardjs.com)
 {{GITHUB_ACTIONS_BADGES}}
 

src/ts/lcm.ts

@@ -12,5 +12,6 @@ export function lcm (a: number|bigint, b: number|bigint): bigint {
   if (typeof b === 'number') b = BigInt(b)
 
   if (a === 0n && b === 0n) return BigInt(0)
-  return abs(a * b) as bigint / gcd(a, b)
+  // return abs(a * b) as bigint / gcd(a, b)
+  return abs((a / gcd(a, b)) * b) as bigint
 }

test/bitLength.ts

@@ -13,8 +13,8 @@ describe('bitLength', function () {
       bitLength: 2
     },
     {
-      value: BigInt(11592217955149597331),
+      value: BigInt('11592217955149597331'),
-      abs: BigInt(11592217955149597331),
+      abs: BigInt('11592217955149597331'),
       bitLength: 64
     }
   ]

tsconfig.json

@@ -21,12 +21,12 @@
     // "baseUrl": "./",                       /* Base directory to resolve non-absolute module names. */
     // "paths": {},                           /* A series of entries which re-map imports to lookup locations relative to the 'baseUrl'. */
     // "rootDirs": [],                        /* List of root folders whose combined content represents the structure of the project at runtime. */
-    "typeRoots": [ "./build/typings", "./node_modules/@types" ],                       /* List of folders to include type definitions from. */
+    "typeRoots": [ "node_modules/@types", "build/typings" ],                       /* List of folders to include type definitions from. */
     // "types": [],                           /* Type declaration files to be included in compilation. */
     // "allowSyntheticDefaultImports": true,  /* Allow default imports from modules with no default export. This does not affect code emit, just typechecking. */
     "esModuleInterop": true,               /* Enables emit interoperability between CommonJS and ES Modules via creation of namespace objects for all imports. Implies 'allowSyntheticDefaultImports'. */
     // "preserveSymlinks": true,              /* Do not resolve the real path of symlinks. */
-    // "allowUmdGlobalAccess": true,          /* Allow accessing UMD globals from modules. */
+    "allowUmdGlobalAccess": true,          /* Allow accessing UMD globals from modules. */
 
     /* Experimental Options */
     // "experimentalDecorators": true,        /* Enables experimental support for ES7 decorators. */
@@ -34,7 +34,8 @@
 
     /* Advanced Options */
     "skipLibCheck": true,                     /* Skip type checking of declaration files. */
-    "forceConsistentCasingInFileNames": true  /* Disallow inconsistently-cased references to the same file. */
+    "forceConsistentCasingInFileNames": true,  /* Disallow inconsistently-cased references to the same file. */
+    "resolveJsonModule": true
   },
-  "include": ["src/ts/**/*", "build/typings/**/*", "test/**/*"]
+  "include": ["src/ts/**/*", "test/**/*", "build/typings/**/*.d.ts"]
 }

types/lcm.d.ts.map

@@ -1 +1 @@
-{"version":3,"file":"lcm.d.ts","sourceRoot":"","sources":["../src/ts/lcm.ts"],"names":[],"mappings":"AAEA;;;;;;GAMG;AACH,wBAAgB,GAAG,CAAE,CAAC,EAAE,MAAM,GAAC,MAAM,EAAE,CAAC,EAAE,MAAM,GAAC,MAAM,GAAG,MAAM,CAM/D"}
+{"version":3,"file":"lcm.d.ts","sourceRoot":"","sources":["../src/ts/lcm.ts"],"names":[],"mappings":"AAEA;;;;;;GAMG;AACH,wBAAgB,GAAG,CAAE,CAAC,EAAE,MAAM,GAAC,MAAM,EAAE,CAAC,EAAE,MAAM,GAAC,MAAM,GAAG,MAAM,CAO/D"}