| " Vim indent file |
| " Language: YACC input file |
| " Maintainer: Doug Kearns <dougkearns@gmail.com> |
| " Previous Maintainer: Nikolai Weibull <now@bitwi.se> |
| " Last Change: 2022 April 25 |
| |
| " Only load this indent file when no other was loaded. |
| if exists("b:did_indent") |
| finish |
| endif |
| |
| let b:did_indent = 1 |
| |
| setlocal indentexpr=GetYaccIndent() |
| setlocal indentkeys=!^F,o,O |
| setlocal nosmartindent |
| |
| let b:undo_indent = "setl inde< indk< si<" |
| |
| " Only define the function once. |
| if exists("*GetYaccIndent") |
| finish |
| endif |
| |
| function GetYaccIndent() |
| if v:lnum == 1 |
| return 0 |
| endif |
| |
| let ind = indent(v:lnum - 1) |
| let line = getline(v:lnum - 1) |
| |
| if line == '' |
| let ind = 0 |
| elseif line =~ '^\w\+\s*:' |
| let ind = ind + matchend(line, '^\w\+\s*') |
| elseif line =~ '^\s*;' |
| let ind = 0 |
| else |
| let ind = indent(v:lnum) |
| endif |
| |
| return ind |
| endfunction |