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var fs = require('fs')
var path = require('path')
var _ = require('lodash')
var useragent = require('useragent')
exports.browserFullNameToShort = function (fullName) {
var agent = useragent.parse(fullName)
return agent.toAgent() + ' (' + agent.os + ')'
}
exports.isDefined = function (value) {
return !_.isUndefined(value)
}
exports.isFunction = _.isFunction
exports.isString = _.isString
exports.isObject = _.isObject
exports.isArray = _.isArray
var ABS_URL = /^https?:\/\//
exports.isUrlAbsolute = function (url) {
return ABS_URL.test(url)
}
exports.camelToSnake = function (camelCase) {
return camelCase.replace(/[A-Z]/g, function (match, pos) {
return (pos > 0 ? '_' : '') + match.toLowerCase()
})
}
exports.ucFirst = function (word) {
return word.charAt(0).toUpperCase() + word.substr(1)
}
exports.dashToCamel = function (dash) {
var words = dash.split('-')
return words.shift() + words.map(exports.ucFirst).join('')
}
exports.arrayRemove = function (collection, item) {
var idx = collection.indexOf(item)
if (idx !== -1) {
collection.splice(idx, 1)
return true
}
return false
}
exports.merge = function () {
var args = Array.prototype.slice.call(arguments, 0)
args.unshift({})
return _.merge.apply({}, args)
}
exports.formatTimeInterval = function (time) {
var mins = Math.floor(time / 60000)
var secs = (time - mins * 60000) / 1000
var str = secs + (secs === 1 ? ' sec' : ' secs')
if (mins) {
str = mins + (mins === 1 ? ' min ' : ' mins ') + str
}
return str
}
var replaceWinPath = function (path) {
return exports.isDefined(path) ? path.replace(/\\/g, '/') : path
}
exports.normalizeWinPath = process.platform === 'win32' ? replaceWinPath : _.identity
exports.mkdirIfNotExists = function mkdir (directory, done) {
// TODO(vojta): handle if it's a file
/* eslint-disable handle-callback-err */
fs.stat(directory, function (err, stat) {
if (stat && stat.isDirectory()) {
done()
} else {
mkdir(path.dirname(directory), function () {
fs.mkdir(directory, done)
})
}
})
/* eslint-enable handle-callback-err */
}
// export lodash
exports._ = _
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