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// npm version <newver>
module.exports = version
var semver = require("semver")
, path = require("path")
, fs = require("graceful-fs")
, writeFileAtomic = require("write-file-atomic")
, chain = require("slide").chain
, log = require("npmlog")
, npm = require("./npm.js")
, git = require("./utils/git.js")
, assert = require("assert")
, lifecycle = require("./utils/lifecycle.js")
version.usage = "npm version [<newversion> | major | minor | patch | prerelease | preminor | premajor ]\n"
+ "\n(run in package dir)\n"
+ "'npm -v' or 'npm --version' to print npm version "
+ "("+npm.version+")\n"
+ "'npm view <pkg> version' to view a package's "
+ "published version\n"
+ "'npm ls' to inspect current package/dependency versions"
function version (args, silent, cb_) {
if (typeof cb_ !== "function") cb_ = silent, silent = false
if (args.length > 1) return cb_(version.usage)
var packagePath = path.join(npm.localPrefix, "package.json")
fs.readFile(packagePath, function (er, data) {
if (data) data = data.toString()
try {
data = JSON.parse(data)
}
catch (e) {
er = e
data = null
}
if (!args.length) return dump(data, cb_)
if (er) {
log.error("version", "No valid package.json found")
return cb_(er)
}
var newVersion = semver.valid(args[0])
if (!newVersion) newVersion = semver.inc(data.version, args[0])
if (!newVersion) return cb_(version.usage)
if (data.version === newVersion) return cb_(new Error("Version not changed"))
data.version = newVersion
var lifecycleData = Object.create(data)
lifecycleData._id = data.name + "@" + newVersion
var where = npm.prefix
chain([
[lifecycle, lifecycleData, "preversion", where]
, [version_, data, silent]
, [lifecycle, lifecycleData, "version", where]
, [lifecycle, lifecycleData, "postversion", where] ]
, cb_)
})
}
function version_ (data, silent, cb_) {
function cb (er) {
if (!er && !silent) console.log("v" + data.version)
cb_(er)
}
checkGit(function (er, hasGit) {
if (er) return cb(new Error(er))
write(data, "package.json", function (er) {
if (er) return cb(new Error(er))
updateShrinkwrap(data.version, function (er, hasShrinkwrap) {
if (er || !hasGit) return cb(er)
commit(data.version, hasShrinkwrap, cb)
})
})
})
}
function updateShrinkwrap (newVersion, cb) {
fs.readFile(path.join(npm.localPrefix, "npm-shrinkwrap.json"), function (er, data) {
if (er && er.code === "ENOENT") return cb(null, false)
try {
data = data.toString()
data = JSON.parse(data)
}
catch (er) {
log.error("version", "Bad npm-shrinkwrap.json data")
return cb(er)
}
data.version = newVersion
write(data, "npm-shrinkwrap.json", function (er) {
if (er) {
log.error("version", "Bad npm-shrinkwrap.json data")
return cb(er)
}
cb(null, true)
})
})
}
function dump (data, cb) {
var v = {}
if (data && data.name && data.version) v[data.name] = data.version
v.npm = npm.version
Object.keys(process.versions).sort().forEach(function (k) {
v[k] = process.versions[k]
})
if (npm.config.get("json")) v = JSON.stringify(v, null, 2)
console.log(v)
cb()
}
function checkGit (cb) {
fs.stat(path.join(npm.localPrefix, ".git"), function (er, s) {
var doGit = !er && s.isDirectory() && npm.config.get("git-tag-version")
if (!doGit) {
if (er) log.verbose("version", "error checking for .git", er)
log.verbose("version", "not tagging in git")
return cb(null, false)
}
// check for git
git.whichAndExec(
[ "status", "--porcelain" ],
{ env : process.env },
function (er, stdout) {
if (er && er.code === "ENOGIT") {
log.warn(
"version",
"This is a Git checkout, but the git command was not found.",
"npm could not create a Git tag for this release!"
)
return cb(null, false)
}
var lines = stdout.trim().split("\n").filter(function (line) {
return line.trim() && !line.match(/^\?\? /)
}).map(function (line) {
return line.trim()
})
if (lines.length) return cb(new Error(
"Git working directory not clean.\n"+lines.join("\n")
))
cb(null, true)
}
)
})
}
function commit (version, hasShrinkwrap, cb) {
var options = { env : process.env }
var message = npm.config.get("message").replace(/%s/g, version)
var sign = npm.config.get("sign-git-tag")
var flag = sign ? "-sm" : "-am"
chain(
[
git.chainableExec([ "add", "package.json" ], options),
hasShrinkwrap && git.chainableExec([ "add", "npm-shrinkwrap.json" ] , options),
git.chainableExec([ "commit", "-m", message ], options),
git.chainableExec([ "tag", npm.config.get("tag-version-prefix") + version, flag, message ], options)
],
cb
)
}
function write (data, file, cb) {
assert(data && typeof data === "object", "must pass data to version write")
assert(typeof file === "string", "must pass filename to write to version write")
log.verbose("version.write", "data", data, "to", file)
writeFileAtomic(
path.join(npm.localPrefix, file),
new Buffer(JSON.stringify(data, null, 2) + "\n"),
cb
)
}
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