2021-04-10 08:16:12 +08:00
|
|
|
const numeric = /^[0-9]+$/
|
|
|
|
const compareIdentifiers = (a, b) => {
|
|
|
|
const anum = numeric.test(a)
|
|
|
|
const bnum = numeric.test(b)
|
|
|
|
|
|
|
|
if (anum && bnum) {
|
|
|
|
a = +a
|
|
|
|
b = +b
|
|
|
|
}
|
|
|
|
|
|
|
|
return a === b ? 0
|
|
|
|
: (anum && !bnum) ? -1
|
|
|
|
: (bnum && !anum) ? 1
|
|
|
|
: a < b ? -1
|
|
|
|
: 1
|
|
|
|
}
|
|
|
|
|
|
|
|
const rcompareIdentifiers = (a, b) => compareIdentifiers(b, a)
|
|
|
|
|
|
|
|
module.exports = {
|
|
|
|
compareIdentifiers,
|
2022-10-17 18:03:20 +08:00
|
|
|
rcompareIdentifiers,
|
2021-04-10 08:16:12 +08:00
|
|
|
}
|