1 " Description: InstallShield indenter
2 " Author: Johannes Zellner <johannes@zellner.org>
3 " Last Change: Tue, 27 Apr 2004 14:54:59 CEST
5 " Only load this indent file when no other was loaded.
6 if exists("b:did_indent")
12 setlocal indentexpr=GetIshdIndent(v:lnum)
14 setlocal indentkeys+==else,=elseif,=endif,=end,=begin,<:>
15 " setlocal indentkeys-=0#
17 let b:undo_indent = "setl ai< indentexpr< indentkeys<"
19 " Only define the function once.
20 if exists("*GetIshdIndent")
24 fun! GetIshdIndent(lnum)
25 " labels and preprocessor get zero indent immediately
26 let this_line = getline(a:lnum)
27 let LABELS_OR_PREPROC = '^\s*\(\<\k\+\>:\s*$\|#.*\)'
28 let LABELS_OR_PREPROC_EXCEPT = '^\s*\<default\+\>:'
29 if this_line =~ LABELS_OR_PREPROC && this_line !~ LABELS_OR_PREPROC_EXCEPT
33 " Find a non-blank line above the current line.
34 " Skip over labels and preprocessor directives.
37 let lnum = prevnonblank(lnum - 1)
38 let previous_line = getline(lnum)
39 if previous_line !~ LABELS_OR_PREPROC || previous_line =~ LABELS_OR_PREPROC_EXCEPT
44 " Hit the start of the file, use zero indent.
49 let ind = indent(lnum)
52 if previous_line =~ '^\s*\<\(function\|begin\|switch\|case\|default\|if.\{-}then\|else\|elseif\|while\|repeat\)\>'
57 if this_line =~ '^\s*\<endswitch\>'
58 let ind = ind - 2 * &sw
59 elseif this_line =~ '^\s*\<\(begin\|end\|endif\|endwhile\|else\|elseif\|until\)\>'
61 elseif this_line =~ '^\s*\<\(case\|default\)\>'
62 if previous_line !~ '^\s*\<switch\>'