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patch 8.2.0149: maintaining a Vim9 branch separately is more work

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Problem:    Maintaining a Vim9 branch separately is more work.
Solution:   Merge the Vim9 script changes.
This commit is contained in:
Bram Moolenaar
2020-01-26 15:56:19 +01:00
parent 1d9215b9aa
commit 8a7d6542b3
65 changed files with 11777 additions and 1327 deletions
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11
runtime/doc/eval.txt
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@@ -12,6 +12,10 @@ Note: Expression evaluation can be disabled at compile time. If this has been
done, the features in this document are not available. See |+eval| and
|no-eval-feature|.
This file is about the backwards compatible Vim script. For Vim9 script,
which executes much faster, supports type checking and much more, see
|vim9.txt|.
1. Variables |variables|
1.1 Variable types
1.2 Function references |Funcref|
@@ -2512,8 +2516,8 @@ haslocaldir([{winnr} [, {tabnr}]])
or |:tcd|
hasmapto({what} [, {mode} [, {abbr}]])
Number |TRUE| if mapping to {what} exists
histadd({history}, {item}) String add an item to a history
histdel({history} [, {item}]) String remove an item from a history
histadd({history}, {item}) Number add an item to a history
histdel({history} [, {item}]) Number remove an item from a history
histget({history} [, {index}]) String get the item {index} from a history
histnr({history}) Number highest index of a history
hlexists({name}) Number |TRUE| if highlight group {name} exists
@@ -10894,6 +10898,9 @@ New functions can be defined. These can be called just like builtin
functions. The function executes a sequence of Ex commands. Normal mode
commands can be executed with the |:normal| command.
This section is about the legacy functions. For the Vim9 functions, which
execute much faster, support type checking and more, see |vim9.txt|.
The function name must start with an uppercase letter, to avoid confusion with
builtin functions. To prevent from using the same name in different scripts
avoid obvious, short names. A good habit is to start the function name with