view runtime/indent/logtalk.vim @ 9696:103e79a0ad8d v7.4.2124

commit https://github.com/vim/vim/commit/623cf88f9c5ad49cce8e846af29a1bb9346c7481 Author: Bram Moolenaar <Bram@vim.org> Date: Sat Jul 30 16:36:01 2016 +0200 patch 7.4.2124 Problem: diffmode test leaves files behind, breaking another test. Solution: Delete the files.
author Christian Brabandt <cb@256bit.org>
date Sat, 30 Jul 2016 16:45:05 +0200
parents 0b796e045c42
children 63b0b7b79b25
line wrap: on
line source

"  Maintainer:	Paulo Moura <pmoura@logtalk.org>
"  Revised on:	2008.06.02
"  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)

" 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 + &sw
	" Check for clause head on previous line
	elseif pline =~ ':-\s*\(%.*\)\?$'
		let ind = ind + &sw
	" Check for entity closing directive on previous line
	elseif pline =~ '^\s*:-\send_\(object\|protocol\|category\)\.\(%.*\)\?$'
		let ind = ind - &sw
	" Check for end of clause on previous line
	elseif pline =~ '\.\s*\(%.*\)\?$'
		let ind = ind - &sw
	endif
	" Check for opening conditional on previous line
	if pline =~ '^\s*\([(;]\|->\)' && pline !~ '\.\s*\(%.*\)\?$' && pline !~ '^.*\([)][,]\s*\(%.*\)\?$\)'
		let ind = ind + &sw
	endif
	" Check for closing an unclosed paren, or middle ; or ->
	if line =~ '^\s*\([);]\|->\)'
		let ind = ind - &sw
	endif
	return ind
endfunction