forked from enviPath/enviPy
46 lines
1.0 KiB
JavaScript
46 lines
1.0 KiB
JavaScript
// a thin wrapper around chokidar file watching HTML / CSS
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var watch = require('chokidar').watch
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var xtend = require('xtend')
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var Emitter = require('events/')
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var ignores = [
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'node_modules/**', 'bower_components/**',
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'.git', '.hg', '.svn', '.DS_Store',
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'*.swp', 'thumbs.db', 'desktop.ini'
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]
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module.exports = function (glob, opt) {
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opt = xtend({
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usePolling: opt && opt.poll,
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ignored: ignores,
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ignoreInitial: true
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}, opt)
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var emitter = new Emitter()
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var closed = false
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var ready = false
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var watcher = watch(glob, opt)
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watcher.on('add', onWatch.bind(null, 'add'))
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watcher.on('change', onWatch.bind(null, 'change'))
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// chokidar@1.0.0-r6 only allows close after ready event
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watcher.once('ready', function () {
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ready = true
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if (closed) watcher.close()
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})
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function onWatch (event, path) {
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emitter.emit('watch', event, path)
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}
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emitter.close = function () {
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if (closed) return
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if (ready) watcher.close()
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closed = true
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}
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return emitter
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}
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module.exports.ignores = ignores
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