From 6018767c5a503e5751cd5e7fb67dc83a0d0c932b Mon Sep 17 00:00:00 2001
From: Simon Krajewski <simon@haxe.org>
Date: Mon, 23 Feb 2015 09:46:58 +0100
Subject: [PATCH] [js] do not consider the empty string a valid JS identifier
 (closes #3908)

---
 genjs.ml                           | 2 +-
 tests/unit/src/unitstd/Map.unit.hx | 4 ++--
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/genjs.ml b/genjs.ml
index 82be4cb3ec8..8c49f0fc927 100644
--- a/genjs.ml
+++ b/genjs.ml
@@ -112,7 +112,7 @@ let kwds2 =
 	h
 
 let valid_js_ident s =
-	try
+	String.length s > 0 && try
 		for i = 0 to String.length s - 1 do
 			match String.unsafe_get s i with
 			| 'a'..'z' | 'A'..'Z' | '$' | '_' -> ()
diff --git a/tests/unit/src/unitstd/Map.unit.hx b/tests/unit/src/unitstd/Map.unit.hx
index f2307cc07ec..08114c46a5a 100644
--- a/tests/unit/src/unitstd/Map.unit.hx
+++ b/tests/unit/src/unitstd/Map.unit.hx
@@ -149,7 +149,6 @@ map.exists(c) == true;
 map.get(b) == null;
 
 // [] access
-/*
 var map = new Map();
 map["foo"] == null;
 map["foo"] = 12;
@@ -165,4 +164,5 @@ map[(function(s) return s + "o")("fo")] == 1;
 map["bar"] = map["foo"] = 9;
 map["bar"] == 9;
 map["foo"] == 9;
-*/
+
+['' => ''].keys().next() == '';
\ No newline at end of file