" Vim indent file " Language: Perl 6 " Maintainer: Andy Lester " URL: http://github.com/petdance/vim-perl/tree/master " Last Change: 2009-07-04 " Contributors: Andy Lester " Hinrik Örn Sigurðsson " " Adapted from Perl indent file by Rafael Garcia-Suarez " Suggestions and improvements by : " Aaron J. Sherman (use syntax for hints) " Artem Chuprina (play nice with folding) " TODO: " This file still relies on stuff from the Perl 5 syntax file, which Perl 6 " does not use. " " Things that are not or not properly indented (yet) : " - Continued statements " print "foo", " "bar"; " print "foo" " if bar(); " - Multiline regular expressions (m//x) " (The following probably needs modifying the perl syntax file) " - qw() lists " - Heredocs with terminators that don't match \I\i* " Only load this indent file when no other was loaded. if exists("b:did_indent") finish endif let b:did_indent = 1 " Is syntax highlighting active ? let b:indent_use_syntax = has("syntax") setlocal indentexpr=GetPerl6Indent() " we reset it first because the Perl 5 indent file might have been loaded due " to a .pl/pm file extension, and indent files don't clean up afterwards setlocal indentkeys& setlocal indentkeys+=0=,0),0],0>,0»,0=or,0=and if !b:indent_use_syntax setlocal indentkeys+=0=EO endif " Only define the function once. if exists("*GetPerl6Indent") finish endif let s:cpo_save = &cpo set cpo-=C function GetPerl6Indent() " Get the line to be indented let cline = getline(v:lnum) " Indent POD markers to column 0 if cline =~ '^\s*=\L\@!' return 0 endif " Don't reindent coments on first column if cline =~ '^#' return 0 endif " Get current syntax item at the line's first char let csynid = '' if b:indent_use_syntax let csynid = synIDattr(synID(v:lnum,1,0),"name") endif " Don't reindent POD and heredocs if csynid =~ "^p6Pod" return indent(v:lnum) endif " Now get the indent of the previous perl line. " Find a non-blank line above the current line. let lnum = prevnonblank(v:lnum - 1) " Hit the start of the file, use zero indent. if lnum == 0 return 0 endif let line = getline(lnum) let ind = indent(lnum) " Skip heredocs, POD, and comments on 1st column if b:indent_use_syntax let skippin = 2 while skippin let synid = synIDattr(synID(lnum,1,0),"name") if (synid =~ "^p6Pod" || synid =~ "p6Comment") let lnum = prevnonblank(lnum - 1) if lnum == 0 return 0 endif let line = getline(lnum) let ind = indent(lnum) let skippin = 1 else let skippin = 0 endif endwhile endif if line =~ '[<«\[{(]\s*\(#[^)}\]»>]*\)\=$' let ind = ind + &sw endif if cline =~ '^\s*[)}\]»>]' let ind = ind - &sw endif " Indent lines that begin with 'or' or 'and' if cline =~ '^\s*\(or\|and\)\>' if line !~ '^\s*\(or\|and\)\>' let ind = ind + &sw endif elseif line =~ '^\s*\(or\|and\)\>' let ind = ind - &sw endif return ind endfunction let &cpo = s:cpo_save unlet s:cpo_save " vim:ts=8:sts=4:sw=4:expandtab:ft=vim