projecte_ionic/node_modules/validate-npm-package-name/index.js
2022-02-09 18:30:03 +01:00

106 lines
2.8 KiB
JavaScript
Executable file

'use strict'
var scopedPackagePattern = new RegExp('^(?:@([^/]+?)[/])?([^/]+?)$')
var builtins = require('builtins')
var blacklist = [
'node_modules',
'favicon.ico'
]
var validate = module.exports = function (name) {
var warnings = []
var errors = []
if (name === null) {
errors.push('name cannot be null')
return done(warnings, errors)
}
if (name === undefined) {
errors.push('name cannot be undefined')
return done(warnings, errors)
}
if (typeof name !== 'string') {
errors.push('name must be a string')
return done(warnings, errors)
}
if (!name.length) {
errors.push('name length must be greater than zero')
}
if (name.match(/^\./)) {
errors.push('name cannot start with a period')
}
if (name.match(/^_/)) {
errors.push('name cannot start with an underscore')
}
if (name.trim() !== name) {
errors.push('name cannot contain leading or trailing spaces')
}
// No funny business
blacklist.forEach(function (blacklistedName) {
if (name.toLowerCase() === blacklistedName) {
errors.push(blacklistedName + ' is a blacklisted name')
}
})
// Generate warnings for stuff that used to be allowed
// core module names like http, events, util, etc
builtins.forEach(function (builtin) {
if (name.toLowerCase() === builtin) {
warnings.push(builtin + ' is a core module name')
}
})
// really-long-package-names-------------------------------such--length-----many---wow
// the thisisareallyreallylongpackagenameitshouldpublishdowenowhavealimittothelengthofpackagenames-poch.
if (name.length > 214) {
warnings.push('name can no longer contain more than 214 characters')
}
// mIxeD CaSe nAMEs
if (name.toLowerCase() !== name) {
warnings.push('name can no longer contain capital letters')
}
if (/[~'!()*]/.test(name.split('/').slice(-1)[0])) {
warnings.push('name can no longer contain special characters ("~\'!()*")')
}
if (encodeURIComponent(name) !== name) {
// Maybe it's a scoped package name, like @user/package
var nameMatch = name.match(scopedPackagePattern)
if (nameMatch) {
var user = nameMatch[1]
var pkg = nameMatch[2]
if (encodeURIComponent(user) === user && encodeURIComponent(pkg) === pkg) {
return done(warnings, errors)
}
}
errors.push('name can only contain URL-friendly characters')
}
return done(warnings, errors)
}
validate.scopedPackagePattern = scopedPackagePattern
var done = function (warnings, errors) {
var result = {
validForNewPackages: errors.length === 0 && warnings.length === 0,
validForOldPackages: errors.length === 0,
warnings: warnings,
errors: errors
}
if (!result.warnings.length) delete result.warnings
if (!result.errors.length) delete result.errors
return result
}