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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.
This commit is contained in:
Bram Moolenaar
2017-06-18 22:41:03 +02:00
parent 0946326580
commit 06f1ed2f78
9 changed files with 148 additions and 29 deletions
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12
runtime/doc/options.txt
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@@ -1,4 +1,4 @@
*options.txt* For Vim version 8.0. Last change: 2017 Jun 13
*options.txt* For Vim version 8.0. Last change: 2017 Jun 18
VIM REFERENCE MANUAL by Bram Moolenaar
@@ -5945,10 +5945,14 @@ A jump table for the options with a short description can be found at |Q_op|.
{only available when compiled with the |+reltime|
feature}
The time in milliseconds for redrawing the display. This applies to
searching for patterns for 'hlsearch' and |:match| highlighting.
searching for patterns for 'hlsearch', |:match| highlighting an 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)