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view runtime/indent/logtalk.vim @ 33052:5c220cf30f1f
runtime: Set b:undo_indent where missing (#12944)
Commit: https://github.com/vim/vim/commit/0382f05dbd659d8e39ee4e71c1e5062ac5c0a8fd
Author: dkearns <dougkearns@gmail.com>
Date: Tue Aug 29 05:32:59 2023 +1000
runtime: Set b:undo_indent where missing (https://github.com/vim/vim/issues/12944)
Signed-off-by: Christian Brabandt <cb@256bit.org>
author | Christian Brabandt <cb@256bit.org> |
---|---|
date | Mon, 28 Aug 2023 21:45:07 +0200 |
parents | 5c5908e81e93 |
children |
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" Maintainer: Paulo Moura <pmoura@logtalk.org> " Revised on: 2018.08.04 " 2023 Aug 28 by Vim Project (undo_indent) " Language: Logtalk " This Logtalk indent file is a modified version of the Prolog " indent file written by Gergely Kontra " Only load this indent file when no other was loaded. if exists("b:did_indent") finish endif let b:did_indent = 1 setlocal indentexpr=GetLogtalkIndent() setlocal indentkeys-=:,0# setlocal indentkeys+=0%,-,0;,>,0) let b:undo_indent = "setlocal indentexpr< indentkeys<" " Only define the function once. if exists("*GetLogtalkIndent") finish endif function! GetLogtalkIndent() " Find a non-blank line above the current line. let pnum = prevnonblank(v:lnum - 1) " Hit the start of the file, use zero indent. if pnum == 0 return 0 endif let line = getline(v:lnum) let pline = getline(pnum) let ind = indent(pnum) " Previous line was comment -> use previous line's indent if pline =~ '^\s*%' retu ind endif " Check for entity opening directive on previous line if pline =~ '^\s*:-\s\(object\|protocol\|category\)\ze(.*,$' let ind = ind + shiftwidth() " Check for clause head on previous line elseif pline =~ ':-\s*\(%.*\)\?$' let ind = ind + shiftwidth() " Check for grammar rule head on previous line elseif pline =~ '-->\s*\(%.*\)\?$' let ind = ind + shiftwidth() " Check for entity closing directive on previous line elseif pline =~ '^\s*:-\send_\(object\|protocol\|category\)\.\(%.*\)\?$' let ind = ind - shiftwidth() " Check for end of clause on previous line elseif pline =~ '\.\s*\(%.*\)\?$' let ind = ind - shiftwidth() endif " Check for opening conditional on previous line if pline =~ '^\s*\([(;]\|->\)' && pline !~ '\.\s*\(%.*\)\?$' && pline !~ '^.*\([)][,]\s*\(%.*\)\?$\)' let ind = ind + shiftwidth() endif " Check for closing an unclosed paren, or middle ; or -> if line =~ '^\s*\([);]\|->\)' let ind = ind - shiftwidth() endif return ind endfunction