adam/vim
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

updated for version 7.1b

Browse Source
This commit is contained in:
Bram Moolenaar
2007-05-10 17:26:28 +00:00
parent ff1d0d4cf5
commit 2bb8df23dc
7 changed files with 118 additions and 155 deletions
Download Patch File Download Diff File Expand all files Collapse all files

221
runtime/indent/make.vim
View File

@ -1,7 +1,7 @@
" Vim indent file
" Language: Makefile
" Maintainer: Nikolai Weibull <now@bitwi.se>
" Latest Revision: 2006-04-26
" Language: Makefile
" Maintainer: Nikolai Weibull <now@bitwi.se>
" Latest Revision: 2007-05-07
if exists("b:did_indent")
finish
@ -9,159 +9,108 @@ endif
let b:did_indent = 1
setlocal indentexpr=GetMakeIndent()
setlocal indentkeys=!^F,o,O
setlocal indentkeys=!^F,o,O,<:>,=else,=endif
setlocal nosmartindent
if exists("*GetMakeIndent")
finish
endif
let s:comment_rx = '^\s*#'
let s:rule_rx = '^[^ \t#:][^#:]*:\{1,2}\%([^=:]\|$\)'
let s:continued_rule_rx = '^[^#:]*:\{1,2}\%([^=:]\|$\)'
let s:continuation_rx = '\\$'
let s:assignment_rx = '^\s*\h\w*\s*+\==\s*\zs.*\\$'
let s:assignment_rx = '^\s*\h\w*\s*[+?]\==\s*\zs.*\\$'
let s:folded_assignment_rx = '^\s*\h\w*\s*[+?]\=='
" TODO: This needs to be a lot more restrictive in what it matches.
let s:just_inserted_rule_rx = '^\s*[^#:]\+:\{1,2}$'
let s:conditional_directive_rx = '^ *\%(ifn\=\%(eq\|def\)\|else\)\>'
let s:end_conditional_directive_rx = '^\s*\%(else\|endif\)\>'
function s:remove_continuation(line)
return substitute(a:line, s:continuation_rx, "", "")
endfunction
" TODO: Deal with comments, string, and all kinds of other crap, e.g., defines.
" TODO: Unwrap the whole logic of this function into something that requires a
" lot less 'return's.
function GetMakeIndent()
let lnum = v:lnum - 1
if lnum == 0
" TODO: Should this perhaps be v:lnum -1?
" let prev_lnum = prevnonblank(v:lnum - 1)
let prev_lnum = v:lnum - 1
if prev_lnum == 0
return 0
endif
let prev_line = getline(prev_lnum)
" Figure out if the previous line is part of a rule or not. If it is, then
" we more or less just indent by a 'tabstop', the previous' lines indent, or
" remove all indent if the current line is itself a rule. Also, if the line
" in question is part of a continuation-line set constituting the rule line
" itself, we indent by either a 'shiftwidth', if the line is the first in the
" continuation, or use the indent of the previous line, if not.
while lnum > 0
let line = getline(lnum)
if line[0] != "\t"
" We found a non-shell-command line, i.e., one that doesn't have a
" leading tab.
if line =~ s:rule_rx
" The line looks like a rule line, so we must therefore either be inside a
" rule or we are a continuation line to that rule line.
if line =~ s:continuation_rx
" Ah, the rule line was continued, so look up the last continuation
" line that's above the current line.
while line =~ s:continuation_rx && lnum < v:lnum
let lnum += 1
let line = getline(lnum)
endwhile
let lnum -= 1
let line = getline(lnum)
endif
let prev_prev_lnum = prev_lnum - 1
let prev_prev_line = prev_prev_lnum != 0 ? getline(prev_prev_lnum) : ""
" If the line that we've found is right above the current line, deal
" with it specifically.
if lnum == v:lnum - 1
" If it was continued, indent the current line by a shiftwidth, as it
" is the first to follow it. Otherwise, depending on if the current
" line is a rule line, i.e, a rule line following another rule line,
" then indent to the left margin. Otherwise, the current line is the
" first shell-command line in the rule, so indent by a 'tabstop'
if line =~ s:continuation_rx
return &sw
else
return getline(v:lnum) =~ s:rule_rx ? 0 : &ts
endif
else
" If the previous line was a continuation line, then unless it was
" itself a part of a continuation line, add a 'shiftwidth''s worth of
" indent. Otherwise, just use the indent of the previous line.
" Otherwise, if the previous line wasn't a continuation line, check
" if the one above it was. If it was then indent to whatever level
" the 'owning' line had. Otherwise, indent to the previous line's
" level.
let lnum = v:lnum - 1
let line = getline(lnum)
if line =~ s:continuation_rx
let pnum = v:lnum - 2
let pine = getline(pnum)
if pine =~ s:continuation_rx
return indent(lnum)
else
return indent(lnum) + &sw
endif
else
let lnum = v:lnum - 2
let line = getline(lnum)
if line =~ s:continuation_rx
while lnum > 0
if line !~ s:continuation_rx
let lnum += 1
let line = getline(lnum)
break
endif
let lnum -= 1
let line = getline(lnum)
endwhile
" We've found the owning line. Indent to it's level.
return indent(lnum)
else
return indent(v:lnum - 1)
endif
endif
endif
endif
" The line wasn't a rule line, so the current line is part of a series
" of tab-indented lines that don't belong to any rule.
break
endif
let lnum -= 1
endwhile
" If the line before the one we are currently indenting ended with a
" continuation, then try to figure out what 'owns' that line and indent
" appropriately.
let lnum = v:lnum - 1
let line = getline(lnum)
if line =~ s:continuation_rx
let indent = indent(lnum)
if line =~ s:assignment_rx
" The previous line is a continuation line that begins a variable-
" assignment expression, so set the indent to just beyond the whitespace
" following the assignment operator ('=').
call cursor(lnum, 1)
" TODO: Deal with comments. In comments, continuations aren't interesting.
if prev_line =~ s:continuation_rx
if prev_prev_line =~ s:continuation_rx
return indent(prev_lnum)
elseif prev_line =~ s:rule_rx
return &sw
elseif prev_line =~ s:assignment_rx
call cursor(prev_lnum, 1)
if search(s:assignment_rx, 'W') != 0
let indent = virtcol('.') - 1
return virtcol('.') - 1
else
" TODO: ?
return &sw
endif
else
" TODO: OK, this might be a continued shell command, so perhaps indent
" properly here? Leave this out for now, but in the next release this
" should be using indent/sh.vim somehow.
"if prev_line =~ '^\t' " s:rule_command_rx
" if prev_line =~ '^\s\+[@-]\%(if\)\>'
" return indent(prev_lnum) + 2
" endif
"endif
return indent(prev_lnum) + &sw
endif
" The previous line didn't constitute an assignment, so just indent to
" whatever level it had.
return indent
endif
" If the line above the line above the current line ended was continued,
" then the line above the current line was part of a continued line. Find
" the 'owning' line and indent to its level.
let lnum = v:lnum - 2
let line = getline(lnum)
if line =~ s:continuation_rx
while lnum > 0
if line !~ s:continuation_rx
let lnum += 1
let line = getline(lnum)
break
endif
elseif prev_prev_line =~ s:continuation_rx
let folded_line = s:remove_continuation(prev_prev_line) . ' ' . s:remove_continuation(prev_line)
let lnum = prev_prev_lnum - 1
let line = getline(lnum)
while line =~ s:continuation_rx
let folded_line = s:remove_continuation(line) . ' ' . folded_line
let lnum -= 1
let line = getline(lnum)
endwhile
" We've found the owning line. Indent to it's level.
return indent(lnum)
endif
" If nothing else caught on, then check if this line is a rule line. If it
" is, indent it to the left margin. Otherwise, simply use the indent of the
" previous line.
let line = getline(v:lnum)
if line =~ s:rule_rx
return 0
let folded_lnum = lnum + 1
if folded_line =~ s:rule_rx
if getline(v:lnum) =~ s:rule_rx
return 0
else
return &ts
endif
else
" elseif folded_line =~ s:folded_assignment_rx
if getline(v:lnum) =~ s:rule_rx
return 0
else
return indent(folded_lnum)
endif
" else
" " TODO: ?
" return indent(prev_lnum)
endif
elseif prev_line =~ s:rule_rx
if getline(v:lnum) =~ s:rule_rx
return 0
else
return &ts
endif
elseif prev_line =~ s:conditional_directive_rx
return &sw
else
return indent(v:lnum - 1)
let line = getline(v:lnum)
if line =~ s:just_inserted_rule_rx
return 0
elseif line =~ s:end_conditional_directive_rx
return v:lnum - 1 == 0 ? 0 : indent(v:lnum - 1) - &sw
else
return v:lnum - 1 == 0 ? 0 : indent(v:lnum - 1)
endif
endif
endfunction