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63.25

/resolvers/webpack/index.js

var findRoot = require('find-root')
  , path = require('path')
  , get = require('lodash/get')
  , isEqual = require('lodash/isEqual')
  , find = require('array-find')
  , interpret = require('interpret')
  , fs = require('fs')
  , coreLibs = require('node-libs-browser')
  , resolve = require('resolve')
  , semver = require('semver')
  , has = require('has')

var log = require('debug')('eslint-plugin-import:resolver:webpack')

exports.interfaceVersion = 2

/**
 * Find the full path to 'source', given 'file' as a full reference path.
 *
 * resolveImport('./foo', '/Users/ben/bar.js') => '/Users/ben/foo.js'
 * @param  {string} source - the module to resolve; i.e './some-module'
 * @param  {string} file - the importing file's full path; i.e. '/usr/local/bin/file.js'
 * @param  {object} settings - the webpack config file name, as well as cwd
 * @example
 * options: {
 *  // Path to the webpack config
 *  config: 'webpack.config.js',
 *  // Path to be used to determine where to resolve webpack from
 *  // (may differ from the cwd in some cases)
 *  cwd: process.cwd()
 * }
 * @return {string?} the resolved path to source, undefined if not resolved, or null
 *                   if resolved to a non-FS resource (i.e. script tag at page load)
 */
exports.resolve = function (source, file, settings) {

  // strip loaders
  var finalBang = source.lastIndexOf('!')
  if (finalBang >= 0) {
    source = source.slice(finalBang + 1)
  }

  // strip resource query
  var finalQuestionMark = source.lastIndexOf('?')
  if (finalQuestionMark >= 0) {
    source = source.slice(0, finalQuestionMark)
  }

  var webpackConfig

  var configPath = get(settings, 'config')
    /**
     * Attempt to set the current working directory.
     * If none is passed, default to the `cwd` where the config is located.
     */
    , cwd = get(settings, 'cwd')
    , configIndex = get(settings, 'config-index')
    , env = get(settings, 'env')
    , argv = get(settings, 'argv', {})
    , packageDir

  log('Config path from settings:', configPath)

  // see if we've got a config path, a config object, an array of config objects or a config function
  if (!configPath || typeof configPath === 'string') {

      // see if we've got an absolute path
      if (!configPath || !path.isAbsolute(configPath)) {
        // if not, find ancestral package.json and use its directory as base for the path
        packageDir = findRoot(path.resolve(file))
        if (!packageDir) throw new Error('package not found above ' + file)
      }

      configPath = findConfigPath(configPath, packageDir)

      log('Config path resolved to:', configPath)
      if (configPath) {
        try {
          webpackConfig = require(configPath)
        } catch(e) {
          console.log('Error resolving webpackConfig', e)
          throw e
        }
      } else {
        log('No config path found relative to', file, '; using {}')
        webpackConfig = {}
      }

      if (webpackConfig && webpackConfig.default) {
        log('Using ES6 module "default" key instead of module.exports.')
        webpackConfig = webpackConfig.default
      }

  } else {
    webpackConfig = configPath
    configPath = null
  }

  if (typeof webpackConfig === 'function') {
    webpackConfig = webpackConfig(env, argv)
  }

  if (Array.isArray(webpackConfig)) {
    webpackConfig = webpackConfig.map(cfg => {
      if (typeof cfg === 'function') {
        return cfg(env, argv)
      }

      return cfg
    })

    if (typeof configIndex !== 'undefined' && webpackConfig.length > configIndex) {
      webpackConfig = webpackConfig[configIndex]
    }
    else {
      webpackConfig = find(webpackConfig, function findFirstWithResolve(config) {
        return !!config.resolve
      })
    }
  }

  if (webpackConfig == null) {
    webpackConfig = {}

    console.warn('No webpack configuration with a "resolve" field found. Using empty object instead')
  }

  log('Using config: ', webpackConfig)

  // externals
  if (findExternal(source, webpackConfig.externals, path.dirname(file))) {
    return { found: true, path: null }
  }

  // otherwise, resolve "normally"
  var resolveSync = getResolveSync(configPath, webpackConfig, cwd)

  try {
    return { found: true, path: resolveSync(path.dirname(file), source) }
  } catch (err) {
    if (source in coreLibs) {
      return { found: true, path: coreLibs[source] }
    }

    log('Error during module resolution:', err)
    return { found: false }
  }
}

var MAX_CACHE = 10
var _cache = []
function getResolveSync(configPath, webpackConfig, cwd) {
  var cacheKey = { configPath: configPath, webpackConfig: webpackConfig }
  var cached = find(_cache, function (entry) { return isEqual(entry.key, cacheKey) })
  if (!cached) {
    cached = {
      key: cacheKey,
      value: createResolveSync(configPath, webpackConfig, cwd),
    }
    // put in front and pop last item
    if (_cache.unshift(cached) > MAX_CACHE) {
      _cache.pop()
    }
  }
  return cached.value
}

function createResolveSync(configPath, webpackConfig, cwd) {
  var webpackRequire
    , basedir = null

  if (typeof configPath === 'string') {
    // This can be changed via the settings passed in when defining the resolver
    basedir = cwd || configPath
    log(`Attempting to load webpack path from ${basedir}`)
  }

  try {
    // Attempt to resolve webpack from the given `basedir`
    var webpackFilename = resolve.sync('webpack', { basedir, preserveSymlinks: false })
    var webpackResolveOpts = { basedir: path.dirname(webpackFilename), preserveSymlinks: false }

    webpackRequire = function (id) {
      return require(resolve.sync(id, webpackResolveOpts))
    }
  } catch (e) {
    // Something has gone wrong (or we're in a test). Use our own bundled
    // enhanced-resolve.
    log('Using bundled enhanced-resolve.')
    webpackRequire = require
  }

  var enhancedResolvePackage = webpackRequire('enhanced-resolve/package.json')
  var enhancedResolveVersion = enhancedResolvePackage.version
  log('enhanced-resolve version:', enhancedResolveVersion)

  var resolveConfig = webpackConfig.resolve || {}

  if (semver.major(enhancedResolveVersion) >= 2) {
    return createWebpack2ResolveSync(webpackRequire, resolveConfig)
  }

  return createWebpack1ResolveSync(webpackRequire, resolveConfig, webpackConfig.plugins)
}

function createWebpack2ResolveSync(webpackRequire, resolveConfig) {
  var EnhancedResolve = webpackRequire('enhanced-resolve')

  return EnhancedResolve.create.sync(Object.assign({}, webpack2DefaultResolveConfig, resolveConfig))
}

/**
 * webpack 2 defaults:
 * https://github.com/webpack/webpack/blob/v2.1.0-beta.20/lib/WebpackOptionsDefaulter.js#L72-L87
 * @type {Object}
 */
var webpack2DefaultResolveConfig = {
  unsafeCache: true, // Probably a no-op, since how can we cache anything at all here?
  modules: ['node_modules'],
  extensions: ['.js', '.json'],
  aliasFields: ['browser'],
  mainFields: ['browser', 'module', 'main'],
}

// adapted from tests &
// https://github.com/webpack/webpack/blob/v1.13.0/lib/WebpackOptionsApply.js#L322
function createWebpack1ResolveSync(webpackRequire, resolveConfig, plugins) {
  var Resolver = webpackRequire('enhanced-resolve/lib/Resolver')
  var SyncNodeJsInputFileSystem = webpackRequire('enhanced-resolve/lib/SyncNodeJsInputFileSystem')

  var ModuleAliasPlugin = webpackRequire('enhanced-resolve/lib/ModuleAliasPlugin')
  var ModulesInDirectoriesPlugin =
    webpackRequire('enhanced-resolve/lib/ModulesInDirectoriesPlugin')
  var ModulesInRootPlugin = webpackRequire('enhanced-resolve/lib/ModulesInRootPlugin')
  var ModuleAsFilePlugin = webpackRequire('enhanced-resolve/lib/ModuleAsFilePlugin')
  var ModuleAsDirectoryPlugin = webpackRequire('enhanced-resolve/lib/ModuleAsDirectoryPlugin')
  var DirectoryDescriptionFilePlugin =
    webpackRequire('enhanced-resolve/lib/DirectoryDescriptionFilePlugin')
  var DirectoryDefaultFilePlugin =
    webpackRequire('enhanced-resolve/lib/DirectoryDefaultFilePlugin')
  var FileAppendPlugin = webpackRequire('enhanced-resolve/lib/FileAppendPlugin')
  var ResultSymlinkPlugin = webpackRequire('enhanced-resolve/lib/ResultSymlinkPlugin')
  var DirectoryDescriptionFileFieldAliasPlugin =
    webpackRequire('enhanced-resolve/lib/DirectoryDescriptionFileFieldAliasPlugin')

  var resolver = new Resolver(new SyncNodeJsInputFileSystem())

  resolver.apply(
    resolveConfig.packageAlias
      ? new DirectoryDescriptionFileFieldAliasPlugin('package.json', resolveConfig.packageAlias)
      : function() {},
    new ModuleAliasPlugin(resolveConfig.alias || {}),
    makeRootPlugin(ModulesInRootPlugin, 'module', resolveConfig.root),
    new ModulesInDirectoriesPlugin(
      'module',
      resolveConfig.modulesDirectories || resolveConfig.modules || ['web_modules', 'node_modules']
    ),
    makeRootPlugin(ModulesInRootPlugin, 'module', resolveConfig.fallback),
    new ModuleAsFilePlugin('module'),
    new ModuleAsDirectoryPlugin('module'),
    new DirectoryDescriptionFilePlugin(
      'package.json',
      ['module', 'jsnext:main'].concat(resolveConfig.packageMains || webpack1DefaultMains)
    ),
    new DirectoryDefaultFilePlugin(['index']),
    new FileAppendPlugin(resolveConfig.extensions || ['', '.webpack.js', '.web.js', '.js']),
    new ResultSymlinkPlugin()
  )


  var resolvePlugins = []

  // support webpack.ResolverPlugin
  if (plugins) {
    plugins.forEach(function (plugin) {
      if (
        plugin.constructor &&
        plugin.constructor.name === 'ResolverPlugin' &&
        Array.isArray(plugin.plugins)
      ) {
        resolvePlugins.push.apply(resolvePlugins, plugin.plugins)
      }
    })
  }

  resolver.apply.apply(resolver, resolvePlugins)

  return function() {
    return resolver.resolveSync.apply(resolver, arguments)
  }
}

/* eslint-disable */
// from https://github.com/webpack/webpack/blob/v1.13.0/lib/WebpackOptionsApply.js#L365
function makeRootPlugin(ModulesInRootPlugin, name, root) {
  if(typeof root === "string")
    return new ModulesInRootPlugin(name, root);
  else if(Array.isArray(root)) {
    return function() {
      root.forEach(function(root) {
        this.apply(new ModulesInRootPlugin(name, root));
      }, this);
    };
  }
  return function() {};
}
/* eslint-enable */

function findExternal(source, externals, context) {
  if (!externals) return false

  // string match
  if (typeof externals === 'string') return (source === externals)

  // array: recurse
  if (externals instanceof Array) {
    return externals.some(function (e) { return findExternal(source, e, context) })
  }

  if (externals instanceof RegExp) {
    return externals.test(source)
  }

  if (typeof externals === 'function') {
    var functionExternalFound = false
    externals.call(null, context, source, function(err, value) {
      if (err) {
        functionExternalFound = false
      } else {
        functionExternalFound = findExternal(source, value, context)
      }
    })
    return functionExternalFound
  }

  // else, vanilla object
  for (var key in externals) {
    if (!has(externals, key)) continue
    if (source === key) return true
  }
  return false
}

/**
 * webpack 1 defaults: http://webpack.github.io/docs/configuration.html#resolve-packagemains
 * @type {Array}
 */
var webpack1DefaultMains = [
  'webpack', 'browser', 'web', 'browserify', ['jam', 'main'], 'main',
]

function findConfigPath(configPath, packageDir) {
  var extensions = Object.keys(interpret.extensions).sort(function(a, b) {
    return a === '.js' ? -1 : b === '.js' ? 1 : a.length - b.length
  })
    , extension


  if (configPath) {
    // extensions is not reused below, so safe to mutate it here.
    extensions.reverse()
    extensions.forEach(function (maybeExtension) {
      if (extension) {
        return
      }

      if (configPath.substr(-maybeExtension.length) === maybeExtension) {
        extension = maybeExtension
      }
    })

    // see if we've got an absolute path
    if (!path.isAbsolute(configPath)) {
      configPath = path.join(packageDir, configPath)
    }
  } else {
    extensions.forEach(function (maybeExtension) {
      if (extension) {
        return
      }

      var maybePath = path.resolve(
        path.join(packageDir, 'webpack.config' + maybeExtension)
      )
      if (fs.existsSync(maybePath)) {
        configPath = maybePath
        extension = maybeExtension
      }
    })
  }

  registerCompiler(interpret.extensions[extension])
  return configPath
}

function registerCompiler(moduleDescriptor) {
  if(moduleDescriptor) {
    if(typeof moduleDescriptor === 'string') {
      require(moduleDescriptor)
    } else if(!Array.isArray(moduleDescriptor)) {
      moduleDescriptor.register(require(moduleDescriptor.module))
    } else {
      for(var i = 0; i < moduleDescriptor.length; i++) {
        try {
          registerCompiler(moduleDescriptor[i])
          break
        } catch(e) {
          log('Failed to register compiler for moduleDescriptor[]:', i, moduleDescriptor)
        }
      }
    }
  }
}

1	var findRoot = require('find-root')	1✔
2	, path = require('path')	1✔
3	, get = require('lodash/get')	1✔
4	, isEqual = require('lodash/isEqual')	1✔
5	, find = require('array-find')	1✔
6	, interpret = require('interpret')	1✔
7	, fs = require('fs')	1✔
8	, coreLibs = require('node-libs-browser')	1✔
9	, resolve = require('resolve')	1✔
10	, semver = require('semver')	1✔
11	, has = require('has')	1✔
12
13	var log = require('debug')('eslint-plugin-import:resolver:webpack')	1✔
14
15	exports.interfaceVersion = 2	1✔
16
17	/**
18	* Find the full path to 'source', given 'file' as a full reference path.
19	*
20	* resolveImport('./foo', '/Users/ben/bar.js') => '/Users/ben/foo.js'
21	* @param {string} source - the module to resolve; i.e './some-module'
22	* @param {string} file - the importing file's full path; i.e. '/usr/local/bin/file.js'
23	* @param {object} settings - the webpack config file name, as well as cwd
24	* @example
25	* options: {
26	* // Path to the webpack config
27	* config: 'webpack.config.js',
28	* // Path to be used to determine where to resolve webpack from
29	* // (may differ from the cwd in some cases)
30	* cwd: process.cwd()
31	* }
32	* @return {string?} the resolved path to source, undefined if not resolved, or null
33	* if resolved to a non-FS resource (i.e. script tag at page load)
34	*/
35	exports.resolve = function (source, file, settings) {	1✔
36
37	// strip loaders
38	var finalBang = source.lastIndexOf('!')	54✔
39	if (finalBang >= 0) {	54✔
40	source = source.slice(finalBang + 1)	1✔
41	}
42
43	// strip resource query
44	var finalQuestionMark = source.lastIndexOf('?')	54✔
45	if (finalQuestionMark >= 0) {	54✔
46	source = source.slice(0, finalQuestionMark)	3✔
47	}
48
49	var webpackConfig
50
51	var configPath = get(settings, 'config')	54✔
52	/**
53	* Attempt to set the current working directory.
54	* If none is passed, default to the `cwd` where the config is located.
55	*/
56	, cwd = get(settings, 'cwd')	54✔
57	, configIndex = get(settings, 'config-index')	54✔
58	, env = get(settings, 'env')	54✔
59	, argv = get(settings, 'argv', {})	54✔
60	, packageDir
61
62	log('Config path from settings:', configPath)	54✔
63
64	// see if we've got a config path, a config object, an array of config objects or a config function
65	if (!configPath \|\| typeof configPath === 'string') {	54✔
66
67	// see if we've got an absolute path
68	if (!configPath \|\| !path.isAbsolute(configPath)) {	51!
69	// if not, find ancestral package.json and use its directory as base for the path
70	packageDir = findRoot(path.resolve(file))	51✔
71	if (!packageDir) throw new Error('package not found above ' + file)	51!
72	}
73
74	configPath = findConfigPath(configPath, packageDir)	51✔
75
76	log('Config path resolved to:', configPath)	51✔
77	if (configPath) {	51!
78	try {	51✔
79	webpackConfig = require(configPath)	51✔
80	} catch(e) {
81	console.log('Error resolving webpackConfig', e)	×
82	throw e	×
83	}
84	} else {
85	log('No config path found relative to', file, '; using {}')	×
86	webpackConfig = {}	×
87	}
88
89	if (webpackConfig && webpackConfig.default) {	51!
90	log('Using ES6 module "default" key instead of module.exports.')	×
91	webpackConfig = webpackConfig.default	×
92	}
93
94	} else {
95	webpackConfig = configPath	3✔
96	configPath = null	3✔
97	}
98
99	if (typeof webpackConfig === 'function') {	54!
100	webpackConfig = webpackConfig(env, argv)	×
101	}
102
103	if (Array.isArray(webpackConfig)) {	54!
104	webpackConfig = webpackConfig.map(cfg => {	×
105	if (typeof cfg === 'function') {	×
106	return cfg(env, argv)	×
107	}
108
109	return cfg	×
110	})
111
112	if (typeof configIndex !== 'undefined' && webpackConfig.length > configIndex) {	×
113	webpackConfig = webpackConfig[configIndex]	×
114	}
115	else {
116	webpackConfig = find(webpackConfig, function findFirstWithResolve(config) {	×
117	return !!config.resolve	×
118	})
119	}
120	}
121
122	if (webpackConfig == null) {	54!
123	webpackConfig = {}	×
124
125	console.warn('No webpack configuration with a "resolve" field found. Using empty object instead')	×
126	}
127
128	log('Using config: ', webpackConfig)	54✔
129
130	// externals
131	if (findExternal(source, webpackConfig.externals, path.dirname(file))) {	54!
132	return { found: true, path: null }	×
133	}
134
135	// otherwise, resolve "normally"
136	var resolveSync = getResolveSync(configPath, webpackConfig, cwd)	54✔
137
138	try {	54✔
139	return { found: true, path: resolveSync(path.dirname(file), source) }	54✔
140	} catch (err) {
141	if (source in coreLibs) {	21✔
142	return { found: true, path: coreLibs[source] }	2✔
143	}
144
145	log('Error during module resolution:', err)	19✔
146	return { found: false }	19✔
147	}
148	}
149
150	var MAX_CACHE = 10	1✔
151	var _cache = []	1✔
152	function getResolveSync(configPath, webpackConfig, cwd) {
153	var cacheKey = { configPath: configPath, webpackConfig: webpackConfig }	54✔
154	var cached = find(_cache, function (entry) { return isEqual(entry.key, cacheKey) })	60✔
155	if (!cached) {	54✔
156	cached = {	3✔
157	key: cacheKey,
158	value: createResolveSync(configPath, webpackConfig, cwd),
159	}
160	// put in front and pop last item
161	if (_cache.unshift(cached) > MAX_CACHE) {	3!
162	_cache.pop()	×
163	}
164	}
165	return cached.value	54✔
166	}
167
168	function createResolveSync(configPath, webpackConfig, cwd) {
169	var webpackRequire
170	, basedir = null	3✔
171
172	if (typeof configPath === 'string') {	3✔
173	// This can be changed via the settings passed in when defining the resolver
174	basedir = cwd \|\| configPath	2✔
175	log(`Attempting to load webpack path from ${basedir}`)	2✔
176	}
177
178	try {	3✔
179	// Attempt to resolve webpack from the given `basedir`
180	var webpackFilename = resolve.sync('webpack', { basedir, preserveSymlinks: false })	3✔
181	var webpackResolveOpts = { basedir: path.dirname(webpackFilename), preserveSymlinks: false }	×
182
183	webpackRequire = function (id) {	×
184	return require(resolve.sync(id, webpackResolveOpts))	×
185	}
186	} catch (e) {
187	// Something has gone wrong (or we're in a test). Use our own bundled
188	// enhanced-resolve.
189	log('Using bundled enhanced-resolve.')	3✔
190	webpackRequire = require	3✔
191	}
192
193	var enhancedResolvePackage = webpackRequire('enhanced-resolve/package.json')	3✔
194	var enhancedResolveVersion = enhancedResolvePackage.version	3✔
195	log('enhanced-resolve version:', enhancedResolveVersion)	3✔
196
197	var resolveConfig = webpackConfig.resolve \|\| {}	3✔
198
199	if (semver.major(enhancedResolveVersion) >= 2) {	3!
200	return createWebpack2ResolveSync(webpackRequire, resolveConfig)	×
201	}
202
203	return createWebpack1ResolveSync(webpackRequire, resolveConfig, webpackConfig.plugins)	3✔
204	}
205
206	function createWebpack2ResolveSync(webpackRequire, resolveConfig) {
207	var EnhancedResolve = webpackRequire('enhanced-resolve')	×
208
209	return EnhancedResolve.create.sync(Object.assign({}, webpack2DefaultResolveConfig, resolveConfig))	×
210	}
211
212	/**
213	* webpack 2 defaults:
214	* https://github.com/webpack/webpack/blob/v2.1.0-beta.20/lib/WebpackOptionsDefaulter.js#L72-L87
215	* @type {Object}
216	*/
217	var webpack2DefaultResolveConfig = {	1✔
218	unsafeCache: true, // Probably a no-op, since how can we cache anything at all here?
219	modules: ['node_modules'],
220	extensions: ['.js', '.json'],
221	aliasFields: ['browser'],
222	mainFields: ['browser', 'module', 'main'],
223	}
224
225	// adapted from tests &
226	// https://github.com/webpack/webpack/blob/v1.13.0/lib/WebpackOptionsApply.js#L322
227	function createWebpack1ResolveSync(webpackRequire, resolveConfig, plugins) {
228	var Resolver = webpackRequire('enhanced-resolve/lib/Resolver')	3✔
229	var SyncNodeJsInputFileSystem = webpackRequire('enhanced-resolve/lib/SyncNodeJsInputFileSystem')	3✔
230
231	var ModuleAliasPlugin = webpackRequire('enhanced-resolve/lib/ModuleAliasPlugin')	3✔
232	var ModulesInDirectoriesPlugin =
233	webpackRequire('enhanced-resolve/lib/ModulesInDirectoriesPlugin')	3✔
234	var ModulesInRootPlugin = webpackRequire('enhanced-resolve/lib/ModulesInRootPlugin')	3✔
235	var ModuleAsFilePlugin = webpackRequire('enhanced-resolve/lib/ModuleAsFilePlugin')	3✔
236	var ModuleAsDirectoryPlugin = webpackRequire('enhanced-resolve/lib/ModuleAsDirectoryPlugin')	3✔
237	var DirectoryDescriptionFilePlugin =
238	webpackRequire('enhanced-resolve/lib/DirectoryDescriptionFilePlugin')	3✔
239	var DirectoryDefaultFilePlugin =
240	webpackRequire('enhanced-resolve/lib/DirectoryDefaultFilePlugin')	3✔
241	var FileAppendPlugin = webpackRequire('enhanced-resolve/lib/FileAppendPlugin')	3✔
242	var ResultSymlinkPlugin = webpackRequire('enhanced-resolve/lib/ResultSymlinkPlugin')	3✔
243	var DirectoryDescriptionFileFieldAliasPlugin =
244	webpackRequire('enhanced-resolve/lib/DirectoryDescriptionFileFieldAliasPlugin')	3✔
245
246	var resolver = new Resolver(new SyncNodeJsInputFileSystem())	3✔
247
248	resolver.apply(	3✔
249	resolveConfig.packageAlias	3!
250	? new DirectoryDescriptionFileFieldAliasPlugin('package.json', resolveConfig.packageAlias)
251	: function() {},
252	new ModuleAliasPlugin(resolveConfig.alias \|\| {}),	6✔
253	makeRootPlugin(ModulesInRootPlugin, 'module', resolveConfig.root),
254	new ModulesInDirectoriesPlugin(
255	'module',
256	resolveConfig.modulesDirectories \|\| resolveConfig.modules \|\| ['web_modules', 'node_modules']	8✔
257	),
258	makeRootPlugin(ModulesInRootPlugin, 'module', resolveConfig.fallback),
259	new ModuleAsFilePlugin('module'),
260	new ModuleAsDirectoryPlugin('module'),
261	new DirectoryDescriptionFilePlugin(
262	'package.json',
263	['module', 'jsnext:main'].concat(resolveConfig.packageMains \|\| webpack1DefaultMains)	6✔
264	),
265	new DirectoryDefaultFilePlugin(['index']),
266	new FileAppendPlugin(resolveConfig.extensions \|\| ['', '.webpack.js', '.web.js', '.js']),	5✔
267	new ResultSymlinkPlugin()
268	)
269
270
271	var resolvePlugins = []	3✔
272
273	// support webpack.ResolverPlugin
274	if (plugins) {	3!
275	plugins.forEach(function (plugin) {	×
276	if (	×
277	plugin.constructor &&	×
278	plugin.constructor.name === 'ResolverPlugin' &&
279	Array.isArray(plugin.plugins)
280	) {
281	resolvePlugins.push.apply(resolvePlugins, plugin.plugins)	×
282	}
283	})
284	}
285
286	resolver.apply.apply(resolver, resolvePlugins)	3✔
287
288	return function() {	3✔
289	return resolver.resolveSync.apply(resolver, arguments)	54✔
290	}
291	}
292
293	/* eslint-disable */
294	// from https://github.com/webpack/webpack/blob/v1.13.0/lib/WebpackOptionsApply.js#L365
295	function makeRootPlugin(ModulesInRootPlugin, name, root) {
296	if(typeof root === "string")	6✔
297	return new ModulesInRootPlugin(name, root);	1✔
298	else if(Array.isArray(root)) {	5!
299	return function() {	×
300	root.forEach(function(root) {	×
301	this.apply(new ModulesInRootPlugin(name, root));	×
302	}, this);
303	};
304	}
305	return function() {};	5✔
306	}
307	/* eslint-enable */
308
309	function findExternal(source, externals, context) {
310	if (!externals) return false	54!
311
312	// string match
313	if (typeof externals === 'string') return (source === externals)	×
314
315	// array: recurse
316	if (externals instanceof Array) {	×
317	return externals.some(function (e) { return findExternal(source, e, context) })	×
318	}
319
320	if (externals instanceof RegExp) {	×
321	return externals.test(source)	×
322	}
323
324	if (typeof externals === 'function') {	×
325	var functionExternalFound = false	×
326	externals.call(null, context, source, function(err, value) {	×
327	if (err) {	×
328	functionExternalFound = false	×
329	} else {
330	functionExternalFound = findExternal(source, value, context)	×
331	}
332	})
333	return functionExternalFound	×
334	}
335
336	// else, vanilla object
337	for (var key in externals) {	×
338	if (!has(externals, key)) continue	×
339	if (source === key) return true	×
340	}
341	return false	×
342	}
343
344	/**
345	* webpack 1 defaults: http://webpack.github.io/docs/configuration.html#resolve-packagemains
346	* @type {Array}
347	*/
348	var webpack1DefaultMains = [	1✔
349	'webpack', 'browser', 'web', 'browserify', ['jam', 'main'], 'main',
350	]
351
352	function findConfigPath(configPath, packageDir) {
353	var extensions = Object.keys(interpret.extensions).sort(function(a, b) {	51✔
354	return a === '.js' ? -1 : b === '.js' ? 1 : a.length - b.length	3,927✔
355	})
356	, extension
357
358
359	if (configPath) {	51✔
360	// extensions is not reused below, so safe to mutate it here.
361	extensions.reverse()	1✔
362	extensions.forEach(function (maybeExtension) {	1✔
363	if (extension) {	29!
364	return	×
365	}
366
367	if (configPath.substr(-maybeExtension.length) === maybeExtension) {	29✔
368	extension = maybeExtension	1✔
369	}
370	})
371
372	// see if we've got an absolute path
373	if (!path.isAbsolute(configPath)) {	1!
374	configPath = path.join(packageDir, configPath)	1✔
375	}
376	} else {
377	extensions.forEach(function (maybeExtension) {	50✔
378	if (extension) {	1,450✔
379	return	1,400✔
380	}
381
382	var maybePath = path.resolve(	50✔
383	path.join(packageDir, 'webpack.config' + maybeExtension)
384	)
385	if (fs.existsSync(maybePath)) {	50!
386	configPath = maybePath	50✔
387	extension = maybeExtension	50✔
388	}
389	})
390	}
391
392	registerCompiler(interpret.extensions[extension])	51✔
393	return configPath	51✔
394	}
395
396	function registerCompiler(moduleDescriptor) {
397	if(moduleDescriptor) {	51!
398	if(typeof moduleDescriptor === 'string') {	×
399	require(moduleDescriptor)	×
400	} else if(!Array.isArray(moduleDescriptor)) {	×
401	moduleDescriptor.register(require(moduleDescriptor.module))	×
402	} else {
403	for(var i = 0; i < moduleDescriptor.length; i++) {	×
404	try {	×
405	registerCompiler(moduleDescriptor[i])	×
406	break	×
407	} catch(e) {
408	log('Failed to register compiler for moduleDescriptor[]:', i, moduleDescriptor)	×
409	}
410	}
411	}
412	}
413	}

benmosher / eslint-plugin-import / 31795725

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