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var argv = process.argv
if (argv.length < 3) {
console.error('Usage: read-package.json <file> [<fields> ...]')
process.exit(1)
}
var file = argv[2]
var readJson = require('read-package-json')
readJson(file, function (er, data) {
if (er) throw er
if (argv.length === 3) {
console.log(data)
} else {
argv.slice(3).forEach(function (field) {
field = field.split('.')
var val = data
field.forEach(function (f) {
val = val[f]
})
console.log(val)
})
}
})