Galerie und tage

node_modules/strip-dirs/index.js

@@ -4,67 +4,46 @@
 */
 'use strict';
 
-const path = require('path');
-const util = require('util');
+var path = require('path');
 
-const isNaturalNumber = require('is-natural-number');
+var isAbsolutePath = require('is-absolute');
+var isNaturalNumber = require('is-natural-number');
 
 module.exports = function stripDirs(pathStr, count, option) {
+  option = option || {narrow: false};
+
+  if (arguments.length < 2) {
+    throw new Error('strip-dirs requires two arguments and more. (path, count[, option])');
+  }
+
   if (typeof pathStr !== 'string') {
     throw new TypeError(
-      util.inspect(pathStr) +
+      pathStr +
       ' is not a string. First argument to strip-dirs must be a path string.'
     );
   }
-
-  if (path.posix.isAbsolute(pathStr) || path.win32.isAbsolute(pathStr)) {
-    throw new Error(`${pathStr} is an absolute path. strip-dirs requires a relative path.`);
-  }
-
-  if (!isNaturalNumber(count, {includeZero: true})) {
-    throw new Error(
-      'The Second argument of strip-dirs must be a natural number or 0, but received ' +
-      util.inspect(count) +
-      '.'
+  if (isAbsolutePath(pathStr)) {
+    throw new TypeError(
+      pathStr +
+      ' is an absolute path. strip-dirs requires a relative path.'
     );
   }
 
-  if (option) {
-    if (typeof option !== 'object') {
-      throw new TypeError(
-        util.inspect(option) +
-        ' is not an object. Expected an object with a boolean `disallowOverflow` property.'
-      );
-    }
-
-    if (Array.isArray(option)) {
-      throw new TypeError(
-        util.inspect(option) +
-        ' is an array. Expected an object with a boolean `disallowOverflow` property.'
-      );
-    }
-
-    if ('disallowOverflow' in option && typeof option.disallowOverflow !== 'boolean') {
-      throw new TypeError(
-        util.inspect(option.disallowOverflow) +
-        ' is neither true nor false. `disallowOverflow` option must be a Boolean value.'
-      );
-    }
-  } else {
-    option = {disallowOverflow: false};
+  if (!isNaturalNumber(count, true)) {
+    throw new Error(
+      'Second argument to strip-dirs must be a natural number or 0.'
+    );
   }
 
-  const pathComponents = path.normalize(pathStr).split(path.sep);
-
+  var pathComponents = path.normalize(pathStr).split(path.sep);
   if (pathComponents.length > 1 && pathComponents[0] === '.') {
     pathComponents.shift();
   }
 
   if (count > pathComponents.length - 1) {
-    if (option.disallowOverflow) {
+    if (option.narrow) {
       throw new RangeError('Cannot strip more directories than there are.');
     }
-
     count = pathComponents.length - 1;
   }