.

node_modules/yargs/lib/apply-extends.js

@@ -1,53 +0,0 @@
-
-'use strict'
-const fs = require('fs')
-const path = require('path')
-const YError = require('./yerror')
-
-let previouslyVisitedConfigs = []
-
-function checkForCircularExtends (cfgPath) {
-  if (previouslyVisitedConfigs.indexOf(cfgPath) > -1) {
-    throw new YError(`Circular extended configurations: '${cfgPath}'.`)
-  }
-}
-
-function getPathToDefaultConfig (cwd, pathToExtend) {
-  return path.resolve(cwd, pathToExtend)
-}
-
-function applyExtends (config, cwd) {
-  let defaultConfig = {}
-
-  if (config.hasOwnProperty('extends')) {
-    if (typeof config.extends !== 'string') return defaultConfig
-    const isPath = /\.json|\..*rc$/.test(config.extends)
-    let pathToDefault = null
-    if (!isPath) {
-      try {
-        pathToDefault = require.resolve(config.extends)
-      } catch (err) {
-        // most likely this simply isn't a module.
-      }
-    } else {
-      pathToDefault = getPathToDefaultConfig(cwd, config.extends)
-    }
-    // maybe the module uses key for some other reason,
-    // err on side of caution.
-    if (!pathToDefault && !isPath) return config
-
-    checkForCircularExtends(pathToDefault)
-
-    previouslyVisitedConfigs.push(pathToDefault)
-
-    defaultConfig = isPath ? JSON.parse(fs.readFileSync(pathToDefault, 'utf8')) : require(config.extends)
-    delete config.extends
-    defaultConfig = applyExtends(defaultConfig, path.dirname(pathToDefault))
-  }
-
-  previouslyVisitedConfigs = []
-
-  return Object.assign({}, defaultConfig, config)
-}
-
-module.exports = applyExtends