update

node_modules/dependency-tree/lib/Config.js

@@ -0,0 +1,38 @@
+'use strict';
+
+const path = require('path');
+const debug = require('debug')('tree');
+
+class Config {
+  constructor(options) {
+    this.filename = options.filename;
+    this.directory = options.directory || options.root;
+    this.visited = options.visited || {};
+    this.nonExistent = options.nonExistent || [];
+    this.isListForm = options.isListForm;
+    this.requireConfig = options.config || options.requireConfig;
+    this.webpackConfig = options.webpackConfig;
+    this.nodeModulesConfig = options.nodeModulesConfig;
+    this.detectiveConfig = options.detective || options.detectiveConfig || {};
+    this.tsConfig = options.tsConfig;
+
+    this.filter = options.filter;
+
+    if (!this.filename) { throw new Error('filename not given'); }
+    if (!this.directory) { throw new Error('directory not given'); }
+    if (this.filter && typeof this.filter !== 'function') { throw new Error('filter must be a function'); }
+
+    debug('given filename: ' + this.filename);
+
+    this.filename = path.resolve(process.cwd(), this.filename);
+
+    debug('resolved filename: ' + this.filename);
+    debug('visited: ', this.visited);
+  }
+
+  clone () {
+    return new Config(this);
+  }
+}
+
+module.exports = Config;