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Update runtime files.

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This commit is contained in:
Bram Moolenaar
2021-01-02 16:39:53 +01:00
parent 02faa944c6
commit 7e6a515ed1
33 changed files with 1711 additions and 673 deletions
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runtime/doc/vim9.txt
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@ -1,4 +1,4 @@
*vim9.txt* For Vim version 8.2. Last change: 2020 Dec 24
*vim9.txt* For Vim version 8.2. Last change: 2021 Jan 02
VIM REFERENCE MANUAL by Bram Moolenaar
@ -14,7 +14,7 @@ features in Vim9 script.
THIS IS STILL UNDER DEVELOPMENT - ANYTHING CAN BREAK - ANYTHING CAN CHANGE
1. What is Vim9 script? |vim9-script|
1. What is Vim9 script? |Vim9-script|
2. Differences |vim9-differences|
3. New style functions |fast-functions|
4. Types |vim9-types|
@ -565,6 +565,13 @@ command: >
White space is required around most operators.
White space is required in a sublist (list slice) around the ":", except at
the start and end: >
otherlist = mylist[v : count] # v:count has a different meaning
otherlist = mylist[:] # make a copy of the List
otherlist = mylist[v :]
otherlist = mylist[: v]
White space is not allowed:
- Between a function name and the "(": >
call Func (arg) # Error!
@ -595,7 +602,7 @@ is either falsy or truthy. This is mostly like JavaScript, except that an
empty list and dict is falsy:
type truthy when ~
bool v:true or 1
bool true, v:true or 1
number non-zero
float non-zero
string non-empty
@ -603,11 +610,11 @@ empty list and dict is falsy:
list non-empty (different from JavaScript)
dictionary non-empty (different from JavaScript)
func when there is a function name
special v:true
special true or v:true
job when not NULL
channel when not NULL
class when not NULL
object when not NULL (TODO: when isTrue() returns v:true)
object when not NULL (TODO: when isTrue() returns true)
The boolean operators "||" and "&&" expect the values to be boolean, zero or
one: >
@ -629,12 +636,15 @@ result is a boolean. "!!" can be used to turn any value into boolean: >
When using "`.."` for string concatenation arguments of simple types are
always converted to string: >
'hello ' .. 123 == 'hello 123'
'hello ' .. v:true == 'hello v:true'
'hello ' .. v:true == 'hello true'
Simple types are string, float, special and bool. For other types |string()|
can be used.
*false* *true*
In Vim9 script one can use "true" for v:true and "false" for v:false.
In Vim9 script one can use "true" for v:true and "false" for v:false. When
converting a boolean to a string "false" and "true" are used, not "v:false"
and "v:true" like in legacy script. "v:none" and "v:null" are not changed,
they are only used in JSON.
Indexing a string with [idx] or [idx, idx] uses character indexes instead of
byte indexes. Example: >