Brunobkr/llama.cpp_AlgMor24_github

1const isWindows = process.platform === 'win32' ||2    process.env.OSTYPE === 'cygwin' ||3    process.env.OSTYPE === 'msys'4 5const path = require('path')6const COLON = isWindows ? ';' : ':'7const isexe = require('isexe')8 9const getNotFoundError = (cmd) =>10  Object.assign(new Error(`not found: ${cmd}`), { code: 'ENOENT' })11 12const getPathInfo = (cmd, opt) => {13  const colon = opt.colon || COLON14 15  // If it has a slash, then we don't bother searching the pathenv.16  // just check the file itself, and that's it.17  const pathEnv = cmd.match(/\//) || isWindows && cmd.match(/\\/) ? ['']18    : (19      [20        // windows always checks the cwd first21        ...(isWindows ? [process.cwd()] : []),22        ...(opt.path || process.env.PATH ||23          /* istanbul ignore next: very unusual */ '').split(colon),24      ]25    )26  const pathExtExe = isWindows27    ? opt.pathExt || process.env.PATHEXT || '.EXE;.CMD;.BAT;.COM'28    : ''29  const pathExt = isWindows ? pathExtExe.split(colon) : ['']30 31  if (isWindows) {32    if (cmd.indexOf('.') !== -1 && pathExt[0] !== '')33      pathExt.unshift('')34  }35 36  return {37    pathEnv,38    pathExt,39    pathExtExe,40  }41}42 43const which = (cmd, opt, cb) => {44  if (typeof opt === 'function') {45    cb = opt46    opt = {}47  }48  if (!opt)49    opt = {}50 51  const { pathEnv, pathExt, pathExtExe } = getPathInfo(cmd, opt)52  const found = []53 54  const step = i => new Promise((resolve, reject) => {55    if (i === pathEnv.length)56      return opt.all && found.length ? resolve(found)57        : reject(getNotFoundError(cmd))58 59    const ppRaw = pathEnv[i]60    const pathPart = /^".*"$/.test(ppRaw) ? ppRaw.slice(1, -1) : ppRaw61 62    const pCmd = path.join(pathPart, cmd)63    const p = !pathPart && /^\.[\\\/]/.test(cmd) ? cmd.slice(0, 2) + pCmd64      : pCmd65 66    resolve(subStep(p, i, 0))67  })68 69  const subStep = (p, i, ii) => new Promise((resolve, reject) => {70    if (ii === pathExt.length)71      return resolve(step(i + 1))72    const ext = pathExt[ii]73    isexe(p + ext, { pathExt: pathExtExe }, (er, is) => {74      if (!er && is) {75        if (opt.all)76          found.push(p + ext)77        else78          return resolve(p + ext)79      }80      return resolve(subStep(p, i, ii + 1))81    })82  })83 84  return cb ? step(0).then(res => cb(null, res), cb) : step(0)85}86 87const whichSync = (cmd, opt) => {88  opt = opt || {}89 90  const { pathEnv, pathExt, pathExtExe } = getPathInfo(cmd, opt)91  const found = []92 93  for (let i = 0; i < pathEnv.length; i ++) {94    const ppRaw = pathEnv[i]95    const pathPart = /^".*"$/.test(ppRaw) ? ppRaw.slice(1, -1) : ppRaw96 97    const pCmd = path.join(pathPart, cmd)98    const p = !pathPart && /^\.[\\\/]/.test(cmd) ? cmd.slice(0, 2) + pCmd99      : pCmd100 101    for (let j = 0; j < pathExt.length; j ++) {102      const cur = p + pathExt[j]103      try {104        const is = isexe.sync(cur, { pathExt: pathExtExe })105        if (is) {106          if (opt.all)107            found.push(cur)108          else109            return cur110        }111      } catch (ex) {}112    }113  }114 115  if (opt.all && found.length)116    return found117 118  if (opt.nothrow)119    return null120 121  throw getNotFoundError(cmd)122}123 124module.exports = which125which.sync = whichSync126