From 5bf290f92392e1f51011aae18972044d6aa38eb3 Mon Sep 17 00:00:00 2001
From: Shougo Matsushita <Shougo.Matsu@gmail.com>
Date: Mon, 18 Sep 2017 21:18:20 +0900
Subject: [PATCH] Fix #400 Check eval snippet

---
 autoload/neosnippet/view.vim | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/autoload/neosnippet/view.vim b/autoload/neosnippet/view.vim
index 0334578..fdcf66a 100644
--- a/autoload/neosnippet/view.vim
+++ b/autoload/neosnippet/view.vim
@@ -530,8 +530,10 @@ function! s:eval_snippet(snippet_text) abort "{{{
     endif
     let prev_match = matchend(a:snippet_text,
           \ '\\\@<!`.\{-}\\\@<!`', match)
-    let snip_word .= eval(
-          \ a:snippet_text[match+1 : prev_match - 2])
+    let expr = a:snippet_text[match+1 : prev_match - 2]
+    if expr != ''
+      let snip_word .= eval(expr)
+    endif
 
     let match = match(a:snippet_text, '\\\@<!`.\{-}\\\@<!`', prev_match)
   endwhile