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nodejs/deps/npm/lib/unbuild.js
2012-07-07 12:40:06 -07:00

95 lines
3.0 KiB
JavaScript

module.exports = unbuild
unbuild.usage = "npm unbuild <folder>\n(this is plumbing)"
var readJson = require("read-package-json")
, rm = require("rimraf")
, gentlyRm = require("./utils/gently-rm.js")
, npm = require("./npm.js")
, path = require("path")
, fs = require("graceful-fs")
, lifecycle = require("./utils/lifecycle.js")
, asyncMap = require("slide").asyncMap
, chain = require("slide").chain
, log = require("npmlog")
, build = require("./build.js")
// args is a list of folders.
// remove any bins/etc, and then delete the folder.
function unbuild (args, cb) { asyncMap(args, unbuild_, cb) }
function unbuild_ (folder, cb) {
folder = path.resolve(folder)
delete build._didBuild[folder]
log.info(folder, "unbuild")
readJson(path.resolve(folder, "package.json"), function (er, pkg) {
// if no json, then just trash it, but no scripts or whatever.
if (er) return rm(folder, cb)
readJson.cache.del(folder)
chain
( [ [lifecycle, pkg, "preuninstall", folder, false, true]
, [lifecycle, pkg, "uninstall", folder, false, true]
, [rmStuff, pkg, folder]
, [lifecycle, pkg, "postuninstall", folder, false, true]
, [rm, folder] ]
, cb )
})
}
function rmStuff (pkg, folder, cb) {
// if it's global, and folder is in {prefix}/node_modules,
// then bins are in {prefix}/bin
// otherwise, then bins are in folder/../.bin
var parent = path.dirname(folder)
, gnm = npm.dir
, top = gnm === parent
readJson.cache.del(path.resolve(folder, "package.json"))
log.verbose([top, gnm, parent], "unbuild "+pkg._id)
asyncMap([rmBins, rmMans], function (fn, cb) {
fn(pkg, folder, parent, top, cb)
}, cb)
}
function rmBins (pkg, folder, parent, top, cb) {
if (!pkg.bin) return cb()
var binRoot = top ? npm.bin : path.resolve(parent, ".bin")
log.verbose([binRoot, pkg.bin], "binRoot")
asyncMap(Object.keys(pkg.bin), function (b, cb) {
if (process.platform === "win32") {
chain([ [rm, path.resolve(binRoot, b) + ".cmd"]
, [rm, path.resolve(binRoot, b) ] ], cb)
} else {
gentlyRm( path.resolve(binRoot, b)
, !npm.config.get("force") && folder
, cb )
}
}, cb)
}
function rmMans (pkg, folder, parent, top, cb) {
if (!pkg.man
|| !top
|| process.platform === "win32"
|| !npm.config.get("global")) {
return cb()
}
var manRoot = path.resolve(npm.config.get("prefix"), "share", "man")
asyncMap(pkg.man, function (man, cb) {
var parseMan = man.match(/(.*)\.([0-9]+)(\.gz)?$/)
, stem = parseMan[1]
, sxn = parseMan[2]
, gz = parseMan[3] || ""
, bn = path.basename(stem)
, manDest = path.join( manRoot
, "man"+sxn
, (bn.indexOf(pkg.name) === 0 ? bn
: pkg.name + "-" + bn)
+ "." + sxn + gz
)
gentlyRm( manDest
, !npm.config.get("force") && folder
, cb )
}, cb)
}