[elpa] externals/pyim c805461 2/4: * pyim-dcache.el (pyim-dcache-get-value-from-file): better handle file is nil or "".

[ELPA Syncer]

branch: externals/pyim
commit c8054610dfaf3f35af193cfd1d40a9ea0a7a57e8
Author: Feng Shu <tumashu@163.com>
Commit: Feng Shu <tumashu@163.com>

    * pyim-dcache.el (pyim-dcache-get-value-from-file): better handle file is 
nil or "".
---
 pyim-dcache.el | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/pyim-dcache.el b/pyim-dcache.el
index 577adbc..8fb5cfa 100644
--- a/pyim-dcache.el
+++ b/pyim-dcache.el
@@ -144,7 +144,8 @@ dcache 文件的方法让 pyim 正常工作。")
 
 (defun pyim-dcache-get-value-from-file (file)
   "读取保存到 FILE 里面的 value."
-  (when (file-exists-p file)
+  (when (and (> (length file) 0)
+             (file-exists-p file))
     (with-temp-buffer
       (insert-file-contents file)
       (ignore-errors