154 lines
4.7 KiB
JavaScript
Executable File
154 lines
4.7 KiB
JavaScript
Executable File
#!/usr/bin/env node
|
|
// Standalone semver comparison program.
|
|
// Exits successfully and prints matching version(s) if
|
|
// any supplied version is valid and passes all tests.
|
|
|
|
var argv = process.argv.slice(2)
|
|
, versions = []
|
|
, range = []
|
|
, gt = []
|
|
, lt = []
|
|
, eq = []
|
|
, inc = null
|
|
, version = require("../package.json").version
|
|
, loose = false
|
|
, includePrerelease = false
|
|
, coerce = false
|
|
, identifier = undefined
|
|
, semver = require("../semver")
|
|
, reverse = false
|
|
, options = {}
|
|
|
|
main()
|
|
|
|
function main () {
|
|
if (!argv.length) return help()
|
|
while (argv.length) {
|
|
var a = argv.shift()
|
|
var i = a.indexOf('=')
|
|
if (i !== -1) {
|
|
a = a.slice(0, i)
|
|
argv.unshift(a.slice(i + 1))
|
|
}
|
|
switch (a) {
|
|
case "-rv": case "-rev": case "--rev": case "--reverse":
|
|
reverse = true
|
|
break
|
|
case "-l": case "--loose":
|
|
loose = true
|
|
break
|
|
case "-p": case "--include-prerelease":
|
|
includePrerelease = true
|
|
break
|
|
case "-v": case "--version":
|
|
versions.push(argv.shift())
|
|
break
|
|
case "-i": case "--inc": case "--increment":
|
|
switch (argv[0]) {
|
|
case "major": case "minor": case "patch": case "prerelease":
|
|
case "premajor": case "preminor": case "prepatch":
|
|
inc = argv.shift()
|
|
break
|
|
default:
|
|
inc = "patch"
|
|
break
|
|
}
|
|
break
|
|
case "--preid":
|
|
identifier = argv.shift()
|
|
break
|
|
case "-r": case "--range":
|
|
range.push(argv.shift())
|
|
break
|
|
case "-c": case "--coerce":
|
|
coerce = true
|
|
break
|
|
case "-h": case "--help": case "-?":
|
|
return help()
|
|
default:
|
|
versions.push(a)
|
|
break
|
|
}
|
|
}
|
|
|
|
var options = { loose: loose, includePrerelease: includePrerelease }
|
|
|
|
versions = versions.map(function (v) {
|
|
return coerce ? (semver.coerce(v) || {version: v}).version : v
|
|
}).filter(function (v) {
|
|
return semver.valid(v)
|
|
})
|
|
if (!versions.length) return fail()
|
|
if (inc && (versions.length !== 1 || range.length))
|
|
return failInc()
|
|
|
|
for (var i = 0, l = range.length; i < l ; i ++) {
|
|
versions = versions.filter(function (v) {
|
|
return semver.satisfies(v, range[i], options)
|
|
})
|
|
if (!versions.length) return fail()
|
|
}
|
|
return success(versions)
|
|
}
|
|
|
|
function failInc () {
|
|
console.error("--inc can only be used on a single version with no range")
|
|
fail()
|
|
}
|
|
|
|
function fail () { process.exit(1) }
|
|
|
|
function success () {
|
|
var compare = reverse ? "rcompare" : "compare"
|
|
versions.sort(function (a, b) {
|
|
return semver[compare](a, b, options)
|
|
}).map(function (v) {
|
|
return semver.clean(v, options)
|
|
}).map(function (v) {
|
|
return inc ? semver.inc(v, inc, options, identifier) : v
|
|
}).forEach(function (v,i,_) { console.log(v) })
|
|
}
|
|
|
|
function help () {
|
|
console.log(["SemVer " + version
|
|
,""
|
|
,"A JavaScript implementation of the http://semver.org/ specification"
|
|
,"Copyright Isaac Z. Schlueter"
|
|
,""
|
|
,"Usage: semver [options] <version> [<version> [...]]"
|
|
,"Prints valid versions sorted by SemVer precedence"
|
|
,""
|
|
,"Options:"
|
|
,"-r --range <range>"
|
|
," Print versions that match the specified range."
|
|
,""
|
|
,"-i --increment [<level>]"
|
|
," Increment a version by the specified level. Level can"
|
|
," be one of: major, minor, patch, premajor, preminor,"
|
|
," prepatch, or prerelease. Default level is 'patch'."
|
|
," Only one version may be specified."
|
|
,""
|
|
,"--preid <identifier>"
|
|
," Identifier to be used to prefix premajor, preminor,"
|
|
," prepatch or prerelease version increments."
|
|
,""
|
|
,"-l --loose"
|
|
," Interpret versions and ranges loosely"
|
|
,""
|
|
,"-p --include-prerelease"
|
|
," Always include prerelease versions in range matching"
|
|
,""
|
|
,"-c --coerce"
|
|
," Coerce a string into SemVer if possible"
|
|
," (does not imply --loose)"
|
|
,""
|
|
,"Program exits successfully if any valid version satisfies"
|
|
,"all supplied ranges, and prints all satisfying versions."
|
|
,""
|
|
,"If no satisfying versions are found, then exits failure."
|
|
,""
|
|
,"Versions are printed in ascending order, so supplying"
|
|
,"multiple versions to the utility will just sort them."
|
|
].join("\n"))
|
|
}
|