Merge pull request #337 from hankail05/iostream

c++: make cin recognize whether 'using namespace std' exists
2019-09-08 12:37:12 +01:00 · 2019-09-08 12:37:12 +01:00 · 676a6ddc19
parent 96f0203e39 48c39037e6
commit 676a6ddc19
1 changed files with 3 additions and 1 deletions
--- a/snippets/c++-mode/cin
+++ b/snippets/c++-mode/cin
@ -2,4 +2,6 @@
 # name: cin
 # key: cin
 # --
-cin >> $0;
+`(progn (goto-char (point-min)) (unless (re-search-forward
+"^using\\s-+namespace std;" nil 'no-error) "std::"))
+`cin >> $0;