1 files changed, 7 insertions, 2 deletions
diff --git a/lib/gitbook.js b/lib/gitbook.js
index 54513c1..f847899 100644
--- a/lib/gitbook.js
+++ b/lib/gitbook.js
@@ -6,8 +6,13 @@ var VERSION_STABLE = VERSION.replace(/\-(\S+)/g, '');
 
 var START_TIME = new Date();
 
-// Verify that this gitbook version satisfies a requirement
-// We can't directly use samver.satisfies since it will break all plugins when gitbook version is a prerelease (beta, alpha)
+/**
+    Verify that this gitbook version satisfies a requirement
+    We can't directly use samver.satisfies since it will break all plugins when gitbook version is a prerelease (beta, alpha)
+
+    @param {String} condition
+    @return {Boolean}
+*/
 function satisfies(condition) {
     // Test with real version
     if (semver.satisfies(VERSION, condition)) return true;