text: //// [tests/cases/conformance/externalModules/topLevelModuleDeclarationAndFile.ts] ////
  
  //// [foo_0.ts]
  export var x: number = 42;
  
  //// [foo_1.ts]
  declare module "vs/foo_0" {
  	export var y: () => number;
  }
  
  
  //// [foo_2.ts]
  /// <reference path="foo_1.ts"/>
  import foo = require("vs/foo_0");
  var z1 = foo.x + 10;   // Should error, as declaration should win
  var z2 = foo.y() + 10; // Should resolve
  
  
  //// [foo_1.js]
  //// [foo_0.js]
  exports.x = 42;
  //// [foo_2.js]
  /// <reference path="foo_1.ts"/>
  var foo = require("vs/foo_0");
  var z1 = foo.x + 10; // Should error, as declaration should win
  var z2 = foo.y() + 10; // Should resolve
  