basant307/AI_Governance_Project

1// pass in a manifest with a 'bin' field here, and it'll turn it2// into a properly santized bin object3const { join, basename } = require('path')4 5const normalize = pkg =>6  !pkg.bin ? removeBin(pkg)7  : typeof pkg.bin === 'string' ? normalizeString(pkg)8  : Array.isArray(pkg.bin) ? normalizeArray(pkg)9  : typeof pkg.bin === 'object' ? normalizeObject(pkg)10  : removeBin(pkg)11 12const normalizeString = pkg => {13  if (!pkg.name) {14    return removeBin(pkg)15  }16  pkg.bin = { [pkg.name]: pkg.bin }17  return normalizeObject(pkg)18}19 20const normalizeArray = pkg => {21  pkg.bin = pkg.bin.reduce((acc, k) => {22    acc[basename(k)] = k23    return acc24  }, {})25  return normalizeObject(pkg)26}27 28const removeBin = pkg => {29  delete pkg.bin30  return pkg31}32 33const normalizeObject = pkg => {34  const orig = pkg.bin35  const clean = {}36  let hasBins = false37  Object.keys(orig).forEach(binKey => {38    const base = join('/', basename(binKey.replace(/\\|:/g, '/'))).slice(1)39 40    if (typeof orig[binKey] !== 'string' || !base) {41      return42    }43 44    const binTarget = join('/', orig[binKey].replace(/\\/g, '/'))45      .replace(/\\/g, '/').slice(1)46 47    if (!binTarget) {48      return49    }50 51    clean[base] = binTarget52    hasBins = true53  })54 55  if (hasBins) {56    pkg.bin = clean57  } else {58    delete pkg.bin59  }60 61  return pkg62}63 64module.exports = normalize65