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runtime(sh): Update sh syntax and add shDerefOffset to shDerefVarArray for bash (#13480)

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Add shDerefOffset to shDerefVarArray.

Example code:

```bash
declare -a a=({a..z})

echo "${a[@]:1:3}"
```


Signed-off-by: Christian Brabandt <cb@256bit.org>
This commit is contained in:
Lucien Grondin 2023-11-04 09:41:37 +01:00 committed by GitHub
parent 2f54c13292
commit ce3b0136c6
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1 changed files with 1 additions and 1 deletions
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runtime/syntax/sh.vim
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@ -531,7 +531,7 @@ if exists("b:is_kornshell") || exists("b:is_posix")
endif
" sh ksh bash : ${var[... ]...} array reference: {{{1
syn region shDerefVarArray contained matchgroup=shDeref start="\[" end="]" contains=@shCommandSubList nextgroup=shDerefOp,shDerefOpError
syn region shDerefVarArray contained matchgroup=shDeref start="\[" end="]" contains=@shCommandSubList nextgroup=shDerefOp,shDerefOpError,shDerefOffset
" Special ${parameter OPERATOR word} handling: {{{1
" sh ksh bash : ${parameter:-word} word is default value