more optimized lcm based on #11 suggestion

This commit is contained in:
Juan Hernández Serrano 2022-01-17 11:04:55 +01:00
parent 09f12437b0
commit 41c8b15552
26 changed files with 1873 additions and 2325 deletions

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@ -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:

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@ -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
})

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@ -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)`
esmBundle = `[ESM bundle](https://gitlab.com/${repoUsername}/${repoName}/-/raw/master/dist/${esmBundlePath}?inline=false)`
umdBundle = `[UMD bundle](https://gitlab.com/${repoUsername}/${repoName}/-/raw/master/dist/${umdBundlePath}?inline=false)`
iifeBundle = `[IIFE bundle](https://gitlab.com/${repoUsername}/${repoName}/-/raw/master/${iifeBundlePath}?inline=false)`
esmBundle = `[ESM bundle](https://gitlab.com/${repoUsername}/${repoName}/-/raw/master/${esmBundlePath}?inline=false)`
umdBundle = `[UMD bundle](https://gitlab.com/${repoUsername}/${repoName}/-/raw/master/${umdBundlePath}?inline=false)`
break
default:

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@ -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 { existsSync, moveSync, removeSync } from 'fs-extra'
import { directories, name as _name, dependencies, peerDependencies, exports, types } from '../package.json'
import { join } from 'path'
import { existsSync } from 'fs-extra'
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)
moveSync(srcDir, dstDir, { overwrite: true })
compile()
}
}
}
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
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
{ // Node
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
}
]

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@ -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/')
const watchDog = page.waitForFunction('_mocha.state === \'stopped\'', { timeout: 0 })
await watchDog
page.on('close', async () => {
await close()
})
if (keepServerRunning === false) {
await page.close()
await browser.close()
await server.close()
page.goto('http://localhost:38000/').then(async () => {
const watchDog = page.waitForFunction('_mocha.state === \'stopped\'', { timeout: 0 })
await watchDog.catch(async (reason) => {
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)

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@ -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]
}

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@ -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)

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@ -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 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 tsConfig = JSON5.parse(fs.readFileSync(configPath, 'utf8'))
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,
{
...parsedTsConfig.options,
rootDir,
outDir: this.tempDir,
noEmit: false,
noResolve: true,
sourceMap: true
},
this.tempTsConfigPath,
{},
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)
}
}

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@ -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
}
}

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

243
dist/bundles/esm.js vendored

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@ -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}({});

2
dist/bundles/umd.js vendored
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@ -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})}));

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254
dist/cjs/index.node.js vendored

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@ -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)

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@ -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)

3330
package-lock.json generated

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@ -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",
"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}'",
"clean": "rimraf .nyc_output .mocha-ts coverage dist types docs",
"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",
"tslib": "^2.1.0",
"typedoc": "^0.21.5",
"typedoc-plugin-markdown": "^3.6.0",
"typescript": "^4.2.2"
"ts-standard": "^11.0.0",
"tslib": "^2.3.1",
"typedoc": "^0.22.0",
"typedoc-plugin-markdown": "^3.11.0",
"typescript": "^4.4.3"
}
}
}

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@ -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}}

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@ -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
}

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

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@ -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"]
}

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@ -1 +1 @@
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{"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"}