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" Vim indent file
" Language: Nushell
" Maintainer: El Kasztano
" URL: https://github.com/elkasztano/nushell-syntax-vim
" License: MIT <https://opensource.org/license/mit>
" Last Change: 2025 Sep 05
" Only load if no other indent file is loaded
if exists("b:did_indent")
finish
endif
let b:did_indent = 1
setlocal cindent
setlocal cinoptions=L0,(s,Ws,J1,j1,+0,f5,m1,i0
setlocal cinkeys=0{,0},!^F,o,O,0[,0],0),0#
setlocal autoindent
setlocal indentkeys=0{,0},!^F,o,O,0[,0],0),0#
setlocal shiftwidth=2
setlocal softtabstop=2
setlocal expandtab
setlocal indentexpr=GetNuIndent(v:lnum)
let b:undo_indent = "setl ai< cin< cink< cino< et< inde< indk< sts< sw<"
" only define once
if exists("*GetNuIndent")
finish
endif
let s:save_cpo = &cpo
set cpo&vim
function GetNuIndent(lnum)
let prevlnum = prevnonblank(v:lnum - 1) "get number of last non blank line
let line = getline(a:lnum)
let synname = synIDattr(synID(a:lnum, 1, 1), "name")
if (synname == "nuString") || (synname == "nuComment")
return -1
endif
if getline(prevlnum) =~ '\%(^.*[$\|^.*[\s*#.*$\)'
return (prevlnum > 0) * indent(prevlnum) + shiftwidth()
endif
if getline(v:lnum) =~ "^\s*]\>"
return (prevlnum > 0) * indent(prevlnum) - shiftwidth()
endif
return cindent(a:lnum)
endfunction
let &cpo = s:save_cpo
unlet s:save_cpo
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