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" Vim indent file
" Language: readline configuration file
" Maintainer: Doug Kearns <dougkearns@gmail.com>
" Previous Maintainer: Nikolai Weibull <now@bitwi.se>
" Last Change: 24 Sep 2021
if exists("b:did_indent")
finish
endif
let b:did_indent = 1
setlocal indentexpr=GetReadlineIndent()
setlocal indentkeys=!^F,o,O,=$else,=$endif
setlocal nosmartindent
let b:undo_indent = "setl inde< indk< si<"
if exists("*GetReadlineIndent")
finish
endif
function GetReadlineIndent()
let lnum = prevnonblank(v:lnum - 1)
if lnum == 0
return 0
endif
let ind = indent(lnum)
if getline(lnum) =~ '^\s*$\(if\|else\)\>'
let ind = ind + shiftwidth()
endif
if getline(v:lnum) =~ '^\s*$\(else\|endif\)\>'
let ind = ind - shiftwidth()
endif
return ind
endfunction
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