From ab79c36169e37d8d964e0e4089f0b877ae0149ca Mon Sep 17 00:00:00 2001
From: Yuriy Glukhov <yuriy.glukhov@gmail.com>
Date: Sun, 17 Jan 2016 10:44:04 +0200
Subject: [PATCH] Use real JS bool literals instead of 1 and 0. Fixes #3722.

---
 compiler/jsgen.nim | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/compiler/jsgen.nim b/compiler/jsgen.nim
index 2f6496b9b5..14cdf0174a 100644
--- a/compiler/jsgen.nim
+++ b/compiler/jsgen.nim
@@ -1636,7 +1636,10 @@ proc gen(p: PProc, n: PNode, r: var TCompRes) =
   of nkSym:
     genSym(p, n, r)
   of nkCharLit..nkInt64Lit:
-    r.res = rope(n.intVal)
+    if n.typ.kind == tyBool:
+      r.res = if n.intVal == 0: rope"false" else: rope"true"
+    else:
+      r.res = rope(n.intVal)
     r.kind = resExpr
   of nkNilLit:
     if isEmptyType(n.typ):