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Diffstat (limited to 'runtime/indent/yacc.vim')
-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 000000000..4ea8f6a2d --- /dev/null +++ b/runtime/indent/yacc.vim @@ -0,0 +1,44 @@ +" Vim indent file +" Language: YACC input file +" Maintainer: Nikolai Weibull <source@pcppopper.org> +" URL: http://www.pcppopper.org/vim/indent/pcp/yacc/ +" Latest Revision: 2004-04-25 +" arch-tag: 629aa719-8fe4-4787-adb7-ae94ca801610 + +" 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 + +" 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 + +" vim: set sts=2 sw=2: |