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vim-patch:8.0.0647: syntax highlighting can make cause a freeze

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Problem:    Syntax highlighting can make cause a freeze.
Solution:   Apply 'redrawtime' to syntax highlighting, per window.
06f1ed2f78
This commit is contained in:
Jan Edmund Lazo
2019-04-14 22:34:58 -04:00
parent eada8f5aaa
commit 07a182c6b5
7 changed files with 82 additions and 23 deletions
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10
runtime/doc/options.txt
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@@ -4528,10 +4528,14 @@ A jump table for the options with a short description can be found at |Q_op|.
'redrawtime' 'rdt' number (default 2000)
global
Time in milliseconds for redrawing the display. Applies to
'hlsearch', 'inccommand' and |:match| highlighting.
'hlsearch', 'inccommand', |:match| highlighting and syntax
highlighting.
When redrawing takes more than this many milliseconds no further
matches will be highlighted. This is used to avoid that Vim hangs
when using a very complicated pattern.
matches will be highlighted.
For syntax highlighting the time applies per window. When over the
limit syntax highlighting is disabled until |CTRL-L| is used.
This is used to avoid that Vim hangs when using a very complicated
pattern.
*'regexpengine'* *'re'*
'regexpengine' 're' number (default 0)