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54 lines
1.5 KiB
JavaScript
54 lines
1.5 KiB
JavaScript
6 years ago
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var cc = require('./lib/utils')
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var join = require('path').join
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var deepExtend = require('deep-extend')
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var etc = '/etc'
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var win = process.platform === "win32"
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var home = win
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? process.env.USERPROFILE
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: process.env.HOME
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module.exports = function (name, defaults, argv, parse) {
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if('string' !== typeof name)
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throw new Error('rc(name): name *must* be string')
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if(!argv)
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argv = require('minimist')(process.argv.slice(2))
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defaults = (
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'string' === typeof defaults
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? cc.json(defaults) : defaults
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) || {}
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parse = parse || cc.parse
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var env = cc.env(name + '_')
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var configs = [defaults]
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var configFiles = []
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function addConfigFile (file) {
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if (configFiles.indexOf(file) >= 0) return
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var fileConfig = cc.file(file)
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if (fileConfig) {
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configs.push(parse(fileConfig))
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configFiles.push(file)
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}
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}
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// which files do we look at?
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if (!win)
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[join(etc, name, 'config'),
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join(etc, name + 'rc')].forEach(addConfigFile)
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if (home)
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[join(home, '.config', name, 'config'),
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join(home, '.config', name),
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join(home, '.' + name, 'config'),
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join(home, '.' + name + 'rc')].forEach(addConfigFile)
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addConfigFile(cc.find('.'+name+'rc'))
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if (env.config) addConfigFile(env.config)
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if (argv.config) addConfigFile(argv.config)
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return deepExtend.apply(null, configs.concat([
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env,
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argv,
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configFiles.length ? {configs: configFiles, config: configFiles[configFiles.length - 1]} : undefined,
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]))
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}
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