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Diffstat (limited to '')
| -rw-r--r-- | runtime/indent/yacc.vim | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/runtime/indent/yacc.vim b/runtime/indent/yacc.vim new file mode 100644 index 0000000..253ccc5 --- /dev/null +++ b/runtime/indent/yacc.vim @@ -0,0 +1,44 @@ +" 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 |