1" Vim indent file 2" Language: NSIS script 3" Maintainer: Ken Takata 4" URL: https://github.com/k-takata/vim-nsis 5" Last Change: 2021-10-18 6" Filenames: *.nsi 7" License: VIM License 8 9if exists("b:did_indent") 10 finish 11endif 12let b:did_indent = 1 13 14setlocal nosmartindent 15setlocal noautoindent 16setlocal indentexpr=GetNsisIndent(v:lnum) 17setlocal indentkeys=!^F,o,O 18setlocal indentkeys+==~${Else,=~${EndIf,=~${EndUnless,=~${AndIf,=~${AndUnless,=~${OrIf,=~${OrUnless,=~${Case,=~${Default,=~${EndSelect,=~${EndSwith,=~${Loop,=~${Next,=~${MementoSectionEnd,=~FunctionEnd,=~SectionEnd,=~SectionGroupEnd,=~PageExEnd,0=~!macroend,0=~!if,0=~!else,0=~!endif 19 20let b:undo_indent = "setl ai< inde< indk< si<" 21 22if exists("*GetNsisIndent") 23 finish 24endif 25 26function! GetNsisIndent(lnum) 27 " If this line is explicitly joined: If the previous line was also joined, 28 " line it up with that one, otherwise add two 'shiftwidth' 29 if getline(a:lnum - 1) =~ '\\$' 30 if a:lnum > 1 && getline(a:lnum - 2) =~ '\\$' 31 return indent(a:lnum - 1) 32 endif 33 return indent(a:lnum - 1) + shiftwidth() * 2 34 endif 35 36 " Grab the current line, stripping comments. 37 let l:thisl = substitute(getline(a:lnum), '[;#].*$', '', '') 38 " Check if this line is a conditional preprocessor line. 39 let l:preproc = l:thisl =~? '^\s*!\%(if\|else\|endif\)' 40 41 " Grab the previous line, stripping comments. 42 " Skip preprocessor lines and continued lines. 43 let l:prevlnum = a:lnum 44 while 1 45 let l:prevlnum = prevnonblank(l:prevlnum - 1) 46 if l:prevlnum == 0 47 " top of file 48 return 0 49 endif 50 let l:prevl = substitute(getline(l:prevlnum), '[;#].*$', '', '') 51 let l:prevpreproc = l:prevl =~? '^\s*!\%(if\|else\|endif\)' 52 if l:preproc == l:prevpreproc && getline(l:prevlnum - 1) !~? '\\$' 53 break 54 endif 55 endwhile 56 let l:previ = indent(l:prevlnum) 57 let l:ind = l:previ 58 59 if l:preproc 60 " conditional preprocessor 61 if l:prevl =~? '^\s*!\%(if\%(\%(macro\)\?n\?def\)\?\|else\)\>' 62 let l:ind += shiftwidth() 63 endif 64 if l:thisl =~? '^\s*!\%(else\|endif\)\?\>' 65 let l:ind -= shiftwidth() 66 endif 67 return l:ind 68 endif 69 70 if l:prevl =~? '^\s*\%(\${\%(If\|IfNot\|Unless\|ElseIf\|ElseIfNot\|ElseUnless\|Else\|AndIf\|AndIfNot\|AndUnless\|OrIf\|OrIfNot\|OrUnless\|Select\|Case\|Case[2-5]\|CaseElse\|Default\|Switch\|Do\|DoWhile\|DoUntil\|For\|ForEach\|MementoSection\)}\|Function\>\|Section\>\|SectionGroup\|PageEx\>\|!macro\>\)' 71 " previous line opened a block 72 let l:ind += shiftwidth() 73 endif 74 if l:thisl =~? '^\s*\%(\${\%(ElseIf\|ElseIfNot\|ElseUnless\|Else\|EndIf\|EndUnless\|AndIf\|AndIfNot\|AndUnless\|OrIf\|OrIfNot\|OrUnless\|Loop\|LoopWhile\|LoopUntil\|Next\|MementoSectionEnd\)\>}\?\|FunctionEnd\>\|SectionEnd\>\|SectionGroupEnd\|PageExEnd\>\|!macroend\>\)' 75 " this line closed a block 76 let l:ind -= shiftwidth() 77 elseif l:thisl =~? '^\s*\${\%(Case\|Case[2-5]\|CaseElse\|Default\)\>}\?' 78 if l:prevl !~? '^\s*\${\%(Select\|Switch\)}' 79 let l:ind -= shiftwidth() 80 endif 81 elseif l:thisl =~? '^\s*\${\%(EndSelect\|EndSwitch\)\>}\?' 82 " this line closed a block 83 if l:prevl =~? '^\s*\${\%(Select\|Switch\)}' 84 let l:ind -= shiftwidth() 85 else 86 let l:ind -= shiftwidth() * 2 87 endif 88 endif 89 90 return l:ind 91endfunction 92 93" vim: ts=8 sw=2 sts=2 94