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patch 8.2.2616: Vim9: if 'cpo' is change in Vim9 script it may be restored

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Problem:    Vim9: if 'cpo' is change in Vim9 script it may be restored.
Solution:   Apply the changes to 'cpo' to the restored value.
This commit is contained in:
Bram Moolenaar
2021-03-17 17:46:00 +01:00
parent a4c81bea38
commit 3e1916947d
4 changed files with 41 additions and 4 deletions
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4
runtime/doc/vim9.txt
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@ -1082,7 +1082,9 @@ A side effect of `:vim9script` is that the 'cpoptions' option is set to the
Vim default value, like with: >
:set cpo&vim
One of the effects is that |line-continuation| is always enabled.
The original value of 'cpoptions' is restored at the end of the script.
The original value of 'cpoptions' is restored at the end of the script, while
flags added or removed in the script are also added to or removed from the
original value to get the same effect. The order of flags may change.
*vim9-mix*
There is one way to use both legacy and Vim9 syntax in one script file: >