view runtime/indent/idlang.vim @ 19378:e548f5ed3645 v8.2.0247

patch 8.2.0247: misleading comment in NSIS installer script Commit: https://github.com/vim/vim/commit/3b0ef8cfdbb6cb5a9cb2dc093132b78d7a52c667 Author: Bram Moolenaar <Bram@vim.org> Date: Wed Feb 12 21:03:32 2020 +0100 patch 8.2.0247: misleading comment in NSIS installer script Problem: Misleading comment in NSIS installer script. Solution: Negate the meaning of the comment. (Ken Takata, closes https://github.com/vim/vim/issues/5627)
author Bram Moolenaar <Bram@vim.org>
date Wed, 12 Feb 2020 21:15:04 +0100
parents 63b0b7b79b25
children 9c221ad9634a
line wrap: on
line source

" IDL (Interactive Data Language) indent file.
" Language: IDL (ft=idlang)
" Last change:	2017 Jun 13
" Maintainer: Aleksandar Jelenak <ajelenak AT yahoo.com>

" Only load this indent file when no other was loaded.
if exists("b:did_indent")
   finish
endif
let b:did_indent = 1

setlocal indentkeys=o,O,0=endif,0=ENDIF,0=endelse,0=ENDELSE,0=endwhile,0=ENDWHILE,0=endfor,0=ENDFOR,0=endrep,0=ENDREP

setlocal indentexpr=GetIdlangIndent(v:lnum)

" Only define the function once.
if exists("*GetIdlangIndent")
   finish
endif

function GetIdlangIndent(lnum)
   " First non-empty line above the current line.
   let pnum = prevnonblank(v:lnum-1)
   " v:lnum is the first non-empty line -- zero indent.
   if pnum == 0
      return 0
   endif
   " Second non-empty line above the current line.
   let pnum2 = prevnonblank(pnum-1)

   " Current indent.
   let curind = indent(pnum)

   " Indenting of continued lines.
   if getline(pnum) =~ '\$\s*\(;.*\)\=$'
      if getline(pnum2) !~ '\$\s*\(;.*\)\=$'
	 let curind = curind+shiftwidth()
      endif
   else
      if getline(pnum2) =~ '\$\s*\(;.*\)\=$'
	 let curind = curind-shiftwidth()
      endif
   endif

   " Indenting blocks of statements.
   if getline(v:lnum) =~? '^\s*\(endif\|endelse\|endwhile\|endfor\|endrep\)\>'
      if getline(pnum) =~? 'begin\>'
      elseif indent(v:lnum) > curind-shiftwidth()
	 let curind = curind-shiftwidth()
      else
	 return -1
      endif
   elseif getline(pnum) =~? 'begin\>'
      if indent(v:lnum) < curind+shiftwidth()
	 let curind = curind+shiftwidth()
      else
	 return -1
      endif
   endif
   return curind
endfunction