Completion removes the rest of the line #117
Description
If we start with the following text, where "|" is the cursor:
("|")
and start typing:
("H|")
The completion will delete the the rest of the line starting from the cursor, in this case the ")
("H|ello, World!
This is highly undesirable especially when smartparens or lispy mode are used, and the parentheses balance are ruined.