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// npm version <newver>
module.exports = version
var exec = require("./utils/exec.js")
, readJson = require("./utils/read-json.js")
, semver = require("semver")
, path = require("path")
, fs = require("graceful-fs")
, chain = require("slide").chain
, log = require("./utils/log.js")
, npm = require("./npm.js")
version.usage = "npm version <newversion> [--message commit-message]"
+ "\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, cb) {
if (args.length !== 1) return cb(version.usage)
readJson(path.join(process.cwd(), "package.json"), function (er, data) {
if (er) return log.er(cb, "No package.json found")(er)
var newVer = semver.valid(args[0])
if (!newVer) newVer = semver.inc(data.version, args[0])
if (!newVer) return cb(version.usage)
if (data.version === newVer) return cb(new Error("Version not changed"))
data.version = newVer
Object.keys(data).forEach(function (k) {
if (k.charAt(0) === "_") delete data[k]
})
readJson.unParsePeople(data)
fs.stat(path.join(process.cwd(), ".git"), function (er, s) {
var doGit = !er && s.isDirectory()
if (!doGit) return write(data, cb)
else checkGit(data, cb)
})
})
}
function checkGit (data, cb) {
exec( "git", ["status", "--porcelain"], process.env, false
, function (er, code, stdout, stderr) {
var lines = stdout.trim().split("\n").filter(function (line) {
return line.trim() && !line.match(/^\?\? /)
})
if (lines.length) return cb(new Error(
"Git working directory not clean.\n"+lines.join("\n")))
write(data, function (er) {
if (er) return cb(er)
var message = npm.config.get("message").replace(/%s/g, data.version)
chain
( [ [ exec, "git", ["add","package.json"], process.env, false ]
, [ exec, "git", ["commit", "-m", message ]
, process.env, false ]
, [ exec, "git", ["tag", "v"+data.version], process.env, false ] ]
, cb )
})
})
}
function write (data, cb) {
fs.writeFile( path.join(process.cwd(), "package.json")
, new Buffer(JSON.stringify(data, null, 2))
, cb )
}
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