--- /dev/null
+var fs
+try {
+ fs = require('graceful-fs')
+} catch (er) {
+ fs = require('fs')
+}
+
+var path = require('path')
+
+var glob = require('glob')
+var normalizeData = require('normalize-package-data')
+var safeJSON = require('json-parse-helpfulerror')
+
+module.exports = readJson
+
+// put more stuff on here to customize.
+readJson.extraSet = [
+ gypfile,
+ serverjs,
+ scriptpath,
+ authors,
+ readme,
+ mans,
+ bins,
+ githead
+]
+
+var typoWarned = {}
+
+function readJson (file, log_, strict_, cb_) {
+ var log, strict, cb
+ for (var i = 1; i < arguments.length - 1; i++) {
+ if (typeof arguments[i] === 'boolean') {
+ strict = arguments[i]
+ } else if (typeof arguments[i] === 'function') {
+ log = arguments[i]
+ }
+ }
+
+ if (!log) log = function () {}
+ cb = arguments[ arguments.length - 1 ]
+
+ readJson_(file, log, strict, cb)
+}
+
+function readJson_ (file, log, strict, cb) {
+ fs.readFile(file, 'utf8', function (er, d) {
+ parseJson(file, er, d, log, strict, cb)
+ })
+}
+
+function stripBOM (content) {
+ // Remove byte order marker. This catches EF BB BF (the UTF-8 BOM)
+ // because the buffer-to-string conversion in `fs.readFileSync()`
+ // translates it to FEFF, the UTF-16 BOM.
+ if (content.charCodeAt(0) === 0xFEFF) content = content.slice(1)
+ return content
+}
+
+function parseJson (file, er, d, log, strict, cb) {
+ if (er && er.code === 'ENOENT') {
+ return fs.stat(path.dirname(file), function (err, stat) {
+ if (!err && stat && !stat.isDirectory()) {
+ // ENOTDIR isn't used on Windows, but npm expects it.
+ er = Object.create(er)
+ er.code = 'ENOTDIR'
+ return cb(er)
+ } else {
+ return indexjs(file, er, log, strict, cb)
+ }
+ })
+ }
+ if (er) return cb(er)
+
+ try {
+ d = safeJSON.parse(stripBOM(d))
+ } catch (er) {
+ d = parseIndex(d)
+ if (!d) return cb(parseError(er, file))
+ }
+
+ extras(file, d, log, strict, cb)
+}
+
+function indexjs (file, er, log, strict, cb) {
+ if (path.basename(file) === 'index.js') return cb(er)
+
+ var index = path.resolve(path.dirname(file), 'index.js')
+ fs.readFile(index, 'utf8', function (er2, d) {
+ if (er2) return cb(er)
+
+ d = parseIndex(d)
+ if (!d) return cb(er)
+
+ extras(file, d, log, strict, cb)
+ })
+}
+
+readJson.extras = extras
+function extras (file, data, log_, strict_, cb_) {
+ var log, strict, cb
+ for (var i = 2; i < arguments.length - 1; i++) {
+ if (typeof arguments[i] === 'boolean') {
+ strict = arguments[i]
+ } else if (typeof arguments[i] === 'function') {
+ log = arguments[i]
+ }
+ }
+
+ if (!log) log = function () {}
+ cb = arguments[i]
+
+ var set = readJson.extraSet
+ var n = set.length
+ var errState = null
+ set.forEach(function (fn) {
+ fn(file, data, then)
+ })
+
+ function then (er) {
+ if (errState) return
+ if (er) return cb(errState = er)
+ if (--n > 0) return
+ final(file, data, log, strict, cb)
+ }
+}
+
+function scriptpath (file, data, cb) {
+ if (!data.scripts) return cb(null, data)
+ var k = Object.keys(data.scripts)
+ k.forEach(scriptpath_, data.scripts)
+ cb(null, data)
+}
+
+function scriptpath_ (key) {
+ var s = this[key]
+ // This is never allowed, and only causes problems
+ if (typeof s !== 'string') return delete this[key]
+
+ var spre = /^(\.[\/\\])?node_modules[\/\\].bin[\\\/]/
+ if (s.match(spre)) {
+ this[key] = this[key].replace(spre, '')
+ }
+}
+
+function gypfile (file, data, cb) {
+ var dir = path.dirname(file)
+ var s = data.scripts || {}
+ if (s.install || s.preinstall) return cb(null, data)
+
+ glob('*.gyp', { cwd: dir }, function (er, files) {
+ if (er) return cb(er)
+ gypfile_(file, data, files, cb)
+ })
+}
+
+function gypfile_ (file, data, files, cb) {
+ if (!files.length) return cb(null, data)
+ var s = data.scripts || {}
+ s.install = 'node-gyp rebuild'
+ data.scripts = s
+ data.gypfile = true
+ return cb(null, data)
+}
+
+function serverjs (file, data, cb) {
+ var dir = path.dirname(file)
+ var s = data.scripts || {}
+ if (s.start) return cb(null, data)
+ glob('server.js', { cwd: dir }, function (er, files) {
+ if (er) return cb(er)
+ serverjs_(file, data, files, cb)
+ })
+}
+
+function serverjs_ (file, data, files, cb) {
+ if (!files.length) return cb(null, data)
+ var s = data.scripts || {}
+ s.start = 'node server.js'
+ data.scripts = s
+ return cb(null, data)
+}
+
+function authors (file, data, cb) {
+ if (data.contributors) return cb(null, data)
+ var af = path.resolve(path.dirname(file), 'AUTHORS')
+ fs.readFile(af, 'utf8', function (er, ad) {
+ // ignore error. just checking it.
+ if (er) return cb(null, data)
+ authors_(file, data, ad, cb)
+ })
+}
+
+function authors_ (file, data, ad, cb) {
+ ad = ad.split(/\r?\n/g).map(function (line) {
+ return line.replace(/^\s*#.*$/, '').trim()
+ }).filter(function (line) {
+ return line
+ })
+ data.contributors = ad
+ return cb(null, data)
+}
+
+function readme (file, data, cb) {
+ if (data.readme) return cb(null, data)
+ var dir = path.dirname(file)
+ var globOpts = { cwd: dir, nocase: true, mark: true }
+ glob('{README,README.*}', globOpts, function (er, files) {
+ if (er) return cb(er)
+ // don't accept directories.
+ files = files.filter(function (file) {
+ return !file.match(/\/$/)
+ })
+ if (!files.length) return cb()
+ var fn = preferMarkdownReadme(files)
+ var rm = path.resolve(dir, fn)
+ readme_(file, data, rm, cb)
+ })
+}
+
+function preferMarkdownReadme (files) {
+ var fallback = 0
+ var re = /\.m?a?r?k?d?o?w?n?$/i
+ for (var i = 0; i < files.length; i++) {
+ if (files[i].match(re)) {
+ return files[i]
+ } else if (files[i].match(/README$/)) {
+ fallback = i
+ }
+ }
+ // prefer README.md, followed by README; otherwise, return
+ // the first filename (which could be README)
+ return files[fallback]
+}
+
+function readme_ (file, data, rm, cb) {
+ var rmfn = path.basename(rm)
+ fs.readFile(rm, 'utf8', function (er, rm) {
+ // maybe not readable, or something.
+ if (er) return cb()
+ data.readme = rm
+ data.readmeFilename = rmfn
+ return cb(er, data)
+ })
+}
+
+function mans (file, data, cb) {
+ var m = data.directories && data.directories.man
+ if (data.man || !m) return cb(null, data)
+ m = path.resolve(path.dirname(file), m)
+ glob('**/*.[0-9]', { cwd: m }, function (er, mans) {
+ if (er) return cb(er)
+ mans_(file, data, mans, cb)
+ })
+}
+
+function mans_ (file, data, mans, cb) {
+ var m = data.directories && data.directories.man
+ data.man = mans.map(function (mf) {
+ return path.resolve(path.dirname(file), m, mf)
+ })
+ return cb(null, data)
+}
+
+function bins (file, data, cb) {
+ if (Array.isArray(data.bin)) return bins_(file, data, data.bin, cb)
+
+ var m = data.directories && data.directories.bin
+ if (data.bin || !m) return cb(null, data)
+
+ m = path.resolve(path.dirname(file), m)
+ glob('**', { cwd: m }, function (er, bins) {
+ if (er) return cb(er)
+ bins_(file, data, bins, cb)
+ })
+}
+
+function bins_ (file, data, bins, cb) {
+ var m = data.directories && data.directories.bin || '.'
+ data.bin = bins.reduce(function (acc, mf) {
+ if (mf && mf.charAt(0) !== '.') {
+ var f = path.basename(mf)
+ acc[f] = path.join(m, mf)
+ }
+ return acc
+ }, {})
+ return cb(null, data)
+}
+
+function githead (file, data, cb) {
+ if (data.gitHead) return cb(null, data)
+ var dir = path.dirname(file)
+ var head = path.resolve(dir, '.git/HEAD')
+ fs.readFile(head, 'utf8', function (er, head) {
+ if (er) return cb(null, data)
+ githead_(file, data, dir, head, cb)
+ })
+}
+
+function githead_ (file, data, dir, head, cb) {
+ if (!head.match(/^ref: /)) {
+ data.gitHead = head.trim()
+ return cb(null, data)
+ }
+ var headFile = head.replace(/^ref: /, '').trim()
+ headFile = path.resolve(dir, '.git', headFile)
+ fs.readFile(headFile, 'utf8', function (er, head) {
+ if (er || !head) return cb(null, data)
+ head = head.replace(/^ref: /, '').trim()
+ data.gitHead = head
+ return cb(null, data)
+ })
+}
+
+/**
+ * Warn if the bin references don't point to anything. This might be better in
+ * normalize-package-data if it had access to the file path.
+ */
+function checkBinReferences_ (file, data, warn, cb) {
+ if (!(data.bin instanceof Object)) return cb()
+
+ var keys = Object.keys(data.bin)
+ var keysLeft = keys.length
+ if (!keysLeft) return cb()
+
+ function handleExists (relName, result) {
+ keysLeft--
+ if (!result) warn('No bin file found at ' + relName)
+ if (!keysLeft) cb()
+ }
+
+ keys.forEach(function (key) {
+ var dirName = path.dirname(file)
+ var relName = data.bin[key]
+ var binPath = path.resolve(dirName, relName)
+ fs.exists(binPath, handleExists.bind(null, relName))
+ })
+}
+
+function final (file, data, log, strict, cb) {
+ var pId = makePackageId(data)
+
+ function warn (msg) {
+ if (typoWarned[pId]) return
+ if (log) log('package.json', pId, msg)
+ }
+
+ try {
+ normalizeData(data, warn, strict)
+ } catch (error) {
+ return cb(error)
+ }
+
+ checkBinReferences_(file, data, warn, function () {
+ typoWarned[pId] = true
+ cb(null, data)
+ })
+}
+
+function makePackageId (data) {
+ var name = cleanString(data.name)
+ var ver = cleanString(data.version)
+ return name + '@' + ver
+}
+
+function cleanString (str) {
+ return (!str || typeof (str) !== 'string') ? '' : str.trim()
+}
+
+// /**package { "name": "foo", "version": "1.2.3", ... } **/
+function parseIndex (data) {
+ data = data.split(/^\/\*\*package(?:\s|$)/m)
+
+ if (data.length < 2) return null
+ data = data[1]
+ data = data.split(/\*\*\/$/m)
+
+ if (data.length < 2) return null
+ data = data[0]
+ data = data.replace(/^\s*\*/mg, '')
+
+ try {
+ return safeJSON.parse(data)
+ } catch (er) {
+ return null
+ }
+}
+
+function parseError (ex, file) {
+ var e = new Error('Failed to parse json\n' + ex.message)
+ e.code = 'EJSONPARSE'
+ e.file = file
+ return e
+}
Code Review / simantics / district.git / blobdiff