Bernt
58ca4e68db
- Go backend API with full CRUD for all modules (CRM, Sales, Finance, HR, Legal, Marketing, Support, Purchase, Inventory, Projects, Automation, Analytics) - Rust analytics service with parallel report generation - C runtime with POSIX shared memory IPC - PostgreSQL schema with 30+ tables, full migrations - Redis cache, sessions, pub/sub - Kafka event streaming with Zookeeper - WebSocket hub for real-time updates - Automation engine with cron jobs, workflows, event triggers - JWT authentication, multi-tenant from start - Docker Compose with all services - Nginx reverse proxy with rate limiting - Integration tests passing - Feature gap analysis against Fortnox/Odoo/Visma Refs: BOC-001
112 lines
2.8 KiB
JavaScript
112 lines
2.8 KiB
JavaScript
module.exports = Walker
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var path = require('path')
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, fs = require('fs')
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, util = require('util')
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, EventEmitter = require('events').EventEmitter
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, makeError = require('makeerror')
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/**
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* To walk a directory. It's complicated (but it's async, so it must be fast).
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*
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* @param root {String} the directory to start with
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*/
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function Walker(root) {
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if (!(this instanceof Walker)) return new Walker(root)
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EventEmitter.call(this)
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this._pending = 0
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this._filterDir = function() { return true }
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this.go(root)
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}
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util.inherits(Walker, EventEmitter)
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/**
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* Errors of this type are thrown when the type of a file could not be
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* determined.
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*/
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var UnknownFileTypeError = Walker.UnknownFileTypeError = makeError(
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'UnknownFileTypeError',
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'The type of this file could not be determined.'
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)
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/**
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* Setup a function to filter out directory entries.
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*
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* @param fn {Function} a function that will be given a directory name, which
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* if returns true will include the directory and it's children
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*/
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Walker.prototype.filterDir = function(fn) {
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this._filterDir = fn
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return this
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}
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/**
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* Process a file or directory.
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*/
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Walker.prototype.go = function(entry) {
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var that = this
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this._pending++
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fs.lstat(entry, function(er, stat) {
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if (er) {
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that.emit('error', er, entry, stat)
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that.doneOne()
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return
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}
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if (stat.isDirectory()) {
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if (!that._filterDir(entry, stat)) {
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that.doneOne()
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} else {
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fs.readdir(entry, function(er, files) {
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if (er) {
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that.emit('error', er, entry, stat)
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that.doneOne()
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return
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}
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that.emit('entry', entry, stat)
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that.emit('dir', entry, stat)
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files.forEach(function(part) {
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that.go(path.join(entry, part))
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})
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that.doneOne()
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})
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}
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} else if (stat.isSymbolicLink()) {
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that.emit('entry', entry, stat)
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that.emit('symlink', entry, stat)
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that.doneOne()
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} else if (stat.isBlockDevice()) {
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that.emit('entry', entry, stat)
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that.emit('blockDevice', entry, stat)
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that.doneOne()
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} else if (stat.isCharacterDevice()) {
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that.emit('entry', entry, stat)
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that.emit('characterDevice', entry, stat)
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that.doneOne()
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} else if (stat.isFIFO()) {
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that.emit('entry', entry, stat)
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that.emit('fifo', entry, stat)
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that.doneOne()
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} else if (stat.isSocket()) {
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that.emit('entry', entry, stat)
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that.emit('socket', entry, stat)
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that.doneOne()
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} else if (stat.isFile()) {
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that.emit('entry', entry, stat)
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that.emit('file', entry, stat)
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that.doneOne()
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} else {
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that.emit('error', UnknownFileTypeError(), entry, stat)
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that.doneOne()
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}
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})
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return this
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}
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Walker.prototype.doneOne = function() {
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if (--this._pending === 0) this.emit('end')
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return this
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}
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