improve node detection in compiler

1 files changed, 1 insertions, 1 deletions

diff --git a/src/compiler.js b/src/compiler.js
index 993fcb36..3ce53b1e 100644
--- a/src/compiler.js
+++ b/src/compiler.js
@@ -13,7 +13,7 @@ try {
 // *** Environment setup code ***
 var arguments_ = [];
 
-var ENVIRONMENT_IS_NODE = typeof process === 'object';
+var ENVIRONMENT_IS_NODE = typeof process === 'object' && typeof require === 'function';
 var ENVIRONMENT_IS_WEB = typeof window === 'object';
 var ENVIRONMENT_IS_WORKER = typeof importScripts === 'function';
 var ENVIRONMENT_IS_SHELL = !ENVIRONMENT_IS_WEB && !ENVIRONMENT_IS_NODE && !ENVIRONMENT_IS_WORKER;