diff options
Diffstat (limited to 'runtime/indent')
54 files changed, 4613 insertions, 0 deletions
diff --git a/runtime/indent/README.txt b/runtime/indent/README.txt new file mode 100644 index 0000000000..a424b4f8c0 --- /dev/null +++ b/runtime/indent/README.txt @@ -0,0 +1,45 @@ +This directory contains files to automatically compute the indent for a +type of file. + +If you want to add your own indent file for your personal use, read the docs +at ":help indent-expression". Looking at the existing files should give you +inspiration. + +If you make a new indent file which would be useful for others, please send it +to Bram@vim.org. Include instructions for detecting the file type for this +language, by file name extension or by checking a few lines in the file. +And please stick to the rules below. + +If you have remarks about an existing file, send them to the maintainer of +that file. Only when you get no response send a message to Bram@vim.org. + +If you are the maintainer of an indent file and make improvements, e-mail the +new version to Bram@vim.org. + + +Rules for making an indent file: + +You should use this check for "b:did_indent": + + " Only load this indent file when no other was loaded yet. + if exists("b:did_indent") + finish + endif + let b:did_indent = 1 + +Always use ":setlocal" to set 'indentexpr'. This avoids it being carried over +to other buffers. + +To trigger the indenting after typing a word like "endif", add the word to the +'cinkeys' option with "+=". + +You normally set 'indentexpr' to evaluate a function and then define that +function. That function only needs to be defined once for as long as Vim is +running. Add a test if the function exists and use ":finish", like this: + if exists("*GetMyIndent") + finish + endif + +The user may have several options set unlike you, try to write the file such +that it works with any option settings. Also be aware of certain features not +being compiled in. diff --git a/runtime/indent/aap.vim b/runtime/indent/aap.vim new file mode 100644 index 0000000000..78ac0336dd --- /dev/null +++ b/runtime/indent/aap.vim @@ -0,0 +1,7 @@ +" Vim indent file +" Language: Aap recipe +" Maintainer: Bram Moolenaar <Bram@vim.org> +" Last Change: 2003 Sep 08 + +" Works mostly like Python. +runtime! indent/python.vim diff --git a/runtime/indent/ada.vim b/runtime/indent/ada.vim new file mode 100644 index 0000000000..72e2e80e55 --- /dev/null +++ b/runtime/indent/ada.vim @@ -0,0 +1,264 @@ +" Vim indent file +" Language: Ada +" Maintainer: Neil Bird <neil@fnxweb.com> +" Last Change: 2003 May 20 +" Version: $Id$ +" Look for the latest version at http://vim.sourceforge.net/ +" +" ToDo: +" Verify handling of multi-line exprs. and recovery upon the final ';'. +" Correctly find comments given '"' and "" ==> " syntax. +" Combine the two large block-indent functions into one? + +" Only load this indent file when no other was loaded. +if exists("b:did_indent") + finish +endif +let b:did_indent = 1 + +setlocal indentexpr=GetAdaIndent() +setlocal indentkeys-=0{,0} +setlocal indentkeys+=0=~then,0=~end,0=~elsif,0=~when,0=~exception,0=~begin,0=~is,0=~record + +" Only define the functions once. +if exists("*GetAdaIndent") + finish +endif + +let s:AdaBlockStart = '^\s*\(if\>\|while\>\|else\>\|elsif\>\|loop\>\|for\>.*\<loop\>\|declare\>\|begin\>\|type\>.*\<is\s*$\|\(type\>.*\)\=\<record\>\|procedure\>\|function\>\|accept\>\|do\>\|task\>\|package\>\|then\>\|when\>\|is\>\)' +let s:AdaComment = "\\v^(\"[^\"]*\"|'.'|[^\"']){-}\\zs\\s*--.*" + + +" Try to find indent of the block we're in (and about to complete) +" prev_indent = the previous line's indent +" prev_lnum = previous line (to start looking on) +" blockstart = expr. that indicates a possible start of this block +" stop_at = if non-null, if a matching line is found, gives up! +" No recursive previous block analysis: simply look for a valid line +" with a lesser or equal indent than we currently (on prev_lnum) have. +" This shouldn't work as well as it appears to with lines that are currently +" nowhere near the correct indent (e.g., start of line)! +" Seems to work OK as it 'starts' with the indent of the /previous/ line. +function s:MainBlockIndent( prev_indent, prev_lnum, blockstart, stop_at ) + let lnum = a:prev_lnum + let line = substitute( getline(lnum), s:AdaComment, '', '' ) + while lnum > 1 + if a:stop_at != '' && line =~ '^\s*' . a:stop_at && indent(lnum) < a:prev_indent + return -1 + elseif line =~ '^\s*' . a:blockstart + let ind = indent(lnum) + if ind < a:prev_indent + return ind + endif + endif + + let lnum = prevnonblank(lnum - 1) + " Get previous non-blank/non-comment-only line + while 1 + let line = substitute( getline(lnum), s:AdaComment, '', '' ) + if line !~ '^\s*$' && line !~ '^\s*#' + break + endif + let lnum = prevnonblank(lnum - 1) + if lnum <= 0 + return a:prev_indent + endif + endwhile + endwhile + " Fallback - just move back one + return a:prev_indent - &sw +endfunction + +" Try to find indent of the block we're in (and about to complete), +" including handling of nested blocks. Works on the 'end' of a block. +" prev_indent = the previous line's indent +" prev_lnum = previous line (to start looking on) +" blockstart = expr. that indicates a possible start of this block +" blockend = expr. that indicates a possible end of this block +function s:EndBlockIndent( prev_indent, prev_lnum, blockstart, blockend ) + let lnum = a:prev_lnum + let line = getline(lnum) + let ends = 0 + while lnum > 1 + if getline(lnum) =~ '^\s*' . a:blockstart + let ind = indent(lnum) + if ends <= 0 + if ind < a:prev_indent + return ind + endif + else + let ends = ends - 1 + endif + elseif getline(lnum) =~ '^\s*' . a:blockend + let ends = ends + 1 + endif + + let lnum = prevnonblank(lnum - 1) + " Get previous non-blank/non-comment-only line + while 1 + let line = getline(lnum) + let line = substitute( line, s:AdaComment, '', '' ) + if line !~ '^\s*$' + break + endif + let lnum = prevnonblank(lnum - 1) + if lnum <= 0 + return a:prev_indent + endif + endwhile + endwhile + " Fallback - just move back one + return a:prev_indent - &sw +endfunction + +" As per MainBlockIndent, but return indent of previous statement-start +" (after we've indented due to multi-line statements). +" This time, we start searching on the line *before* the one given (which is +" the end of a statement - we want the previous beginning). +function s:StatementIndent( current_indent, prev_lnum ) + let lnum = a:prev_lnum + while lnum > 0 + let prev_lnum = lnum + let lnum = prevnonblank(lnum - 1) + " Get previous non-blank/non-comment-only line + while 1 + let line = substitute( getline(lnum), s:AdaComment, '', '' ) + if line !~ '^\s*$' && line !~ '^\s*#' + break + endif + let lnum = prevnonblank(lnum - 1) + if lnum <= 0 + return a:current_indent + endif + endwhile + " Leave indent alone if our ';' line is part of a ';'-delineated + " aggregate (e.g., procedure args.) or first line after a block start. + if line =~ s:AdaBlockStart || line =~ '(\s*$' + return a:current_indent + endif + if line !~ '[.=(]\s*$' + let ind = indent(prev_lnum) + if ind < a:current_indent + return ind + endif + endif + endwhile + " Fallback - just use current one + return a:current_indent +endfunction + + +" Find correct indent of a new line based upon what went before +function GetAdaIndent() + " Find a non-blank line above the current line. + let lnum = prevnonblank(v:lnum - 1) + let ind = indent(lnum) + let package_line = 0 + + " Get previous non-blank/non-comment-only/non-cpp line + while 1 + let line = substitute( getline(lnum), s:AdaComment, '', '' ) + if line !~ '^\s*$' && line !~ '^\s*#' + break + endif + let lnum = prevnonblank(lnum - 1) + if lnum <= 0 + return ind + endif + endwhile + + " Get default indent (from prev. line) + let ind = indent(lnum) + + " Now check what's on the previous line + if line =~ s:AdaBlockStart || line =~ '(\s*$' + " Check for false matches to AdaBlockStart + let false_match = 0 + if line =~ '^\s*\(procedure\|function\|package\)\>.*\<is\s*new\>' + " Generic instantiation + let false_match = 1 + elseif line =~ ')\s*;\s*$' || line =~ '^\([^(]*([^)]*)\)*[^(]*;\s*$' + " forward declaration + let false_match = 1 + endif + " Move indent in + if ! false_match + let ind = ind + &sw + endif + elseif line =~ '^\s*\(case\|exception\)\>' + " Move indent in twice (next 'when' will move back) + let ind = ind + 2 * &sw + elseif line =~ '^\s*end\s*record\>' + " Move indent back to tallying 'type' preceeding the 'record'. + " Allow indent to be equal to 'end record's. + let ind = s:MainBlockIndent( ind+&sw, lnum, 'type\>', '' ) + elseif line =~ '\(^\s*new\>.*\)\@<!)\s*[;,]\s*$' + " Revert to indent of line that started this parenthesis pair + exe lnum + exe 'normal! $F)%' + if getline('.') =~ '^\s*(' + " Dire layout - use previous indent (could check for AdaComment here) + let ind = indent( prevnonblank( line('.')-1 ) ) + else + let ind = indent('.') + endif + exe v:lnum + elseif line =~ '[.=(]\s*$' + " A statement continuation - move in one + let ind = ind + &sw + elseif line =~ '^\s*new\>' + " Multiple line generic instantiation ('package blah is\nnew thingy') + let ind = s:StatementIndent( ind - &sw, lnum ) + elseif line =~ ';\s*$' + " Statement end - try to find current statement-start indent + let ind = s:StatementIndent( ind, lnum ) + endif + + " Check for potential argument list on next line + let continuation = (line =~ '[A-Za-z0-9_]\s*$') + + + " Check current line; search for simplistic matching start-of-block + let line = getline(v:lnum) + if line =~ '^\s*#' + " Start of line for ada-pp + let ind = 0 + elseif continuation && line =~ '^\s*(' + let ind = ind + &sw + elseif line =~ '^\s*\(begin\|is\)\>' + let ind = s:MainBlockIndent( ind, lnum, '\(procedure\|function\|declare\|package\|task\)\>', 'begin\>' ) + elseif line =~ '^\s*record\>' + let ind = s:MainBlockIndent( ind, lnum, 'type\>', '' ) + &sw + elseif line =~ '^\s*\(else\|elsif\)\>' + let ind = s:MainBlockIndent( ind, lnum, 'if\>', '' ) + elseif line =~ '^\s*when\>' + " Align 'when' one /in/ from matching block start + let ind = s:MainBlockIndent( ind, lnum, '\(case\|exception\)\>', '' ) + &sw + elseif line =~ '^\s*end\>\s*\<if\>' + " End of if statements + let ind = s:EndBlockIndent( ind, lnum, 'if\>', 'end\>\s*\<if\>' ) + elseif line =~ '^\s*end\>\s*\<loop\>' + " End of loops + let ind = s:EndBlockIndent( ind, lnum, '\(\(while\|for\)\>.*\)\?\<loop\>', 'end\>\s*\<loop\>' ) + elseif line =~ '^\s*end\>\s*\<record\>' + " End of records + let ind = s:EndBlockIndent( ind, lnum, '\(type\>.*\)\=\<record\>', 'end\>\s*\<record\>' ) + elseif line =~ '^\s*end\>\s*\<procedure\>' + " End of procedures + let ind = s:EndBlockIndent( ind, lnum, 'procedure\>.*\<is\>', 'end\>\s*\<procedure\>' ) + elseif line =~ '^\s*end\>\s*\<case\>' + " End of case statement + let ind = s:EndBlockIndent( ind, lnum, 'case\>.*\<is\>', 'end\>\s*\<case\>' ) + elseif line =~ '^\s*end\>' + " General case for end + let ind = s:MainBlockIndent( ind, lnum, '\(if\|while\|for\|loop\|accept\|begin\|record\|case\|exception\)\>', '' ) + elseif line =~ '^\s*exception\>' + let ind = s:MainBlockIndent( ind, lnum, 'begin\>', '' ) + elseif line =~ '^\s*then\>' + let ind = s:MainBlockIndent( ind, lnum, 'if\>', '' ) + endif + + return ind +endfunction + +" vim: set sw=3 sts=3 : diff --git a/runtime/indent/ant.vim b/runtime/indent/ant.vim new file mode 100644 index 0000000000..067f272133 --- /dev/null +++ b/runtime/indent/ant.vim @@ -0,0 +1,12 @@ +" Vim indent file +" Language: ANT files +" Maintainer: David Fishburn <fishburn@ianywhere.com> +" Last Change: Thu May 15 2003 10:02:54 PM + +" Only load this indent file when no other was loaded. +if exists("b:did_indent") + finish +endif + +" Use XML formatting rules +runtime! indent/xml.vim diff --git a/runtime/indent/automake.vim b/runtime/indent/automake.vim new file mode 100644 index 0000000000..60eff07500 --- /dev/null +++ b/runtime/indent/automake.vim @@ -0,0 +1,11 @@ +" Vim indent file +" Language: automake +" Maintainer: Nikolai Weibull <source@pcppopper.org> +" URL: http://www.pcppopper.org/vim/indent/pcp/automake/ +" Latest Revision: 2004-04-25 +" arch-tag: 9a2af48c-48d4-4bae-82c3-c801bc9d1976 + +" same as makefile indenting for now. +source <sfile>:p:h/make.vim + +" vim: set sts=2 sw=2: diff --git a/runtime/indent/awk.vim b/runtime/indent/awk.vim new file mode 100644 index 0000000000..726a5ddbe5 --- /dev/null +++ b/runtime/indent/awk.vim @@ -0,0 +1,228 @@ +" vim: set sw=3 sts=3: + +" Awk indent script. It can handle multi-line statements and expressions. +" It works up to the point where the distinction between correct/incorrect +" and personal taste gets fuzzy. Drop me an e-mail for bug reports and +" reasonable style suggestions. +" +" Bugs: +" ===== +" - Some syntax errors may cause erratic indentation. +" - Same for very unusual but syntacticly correct use of { } +" - In some cases it's confused by the use of ( and { in strings constants +" - This version likes the closing brace of a multiline pattern-action be on +" character position 1 before the following pattern-action combination is +" formatted + +" Author: +" ======= +" Erik Janssen, ejanssen@itmatters.nl +" +" History: +" ======== +" 26-04-2002 Got initial version working reasonably well +" 29-04-2002 Fixed problems in function headers and max line width +" Added support for two-line if's without curly braces + +" Only load this indent file when no other was loaded. +if exists("b:did_indent") + finish +endif + +let b:did_indent = 1 + +setlocal indentexpr=GetAwkIndent() +" Mmm, copied from the tcl indent program. Is this okay? +setlocal indentkeys-=:,0# + +" Only define the function once. +if exists("*GetAwkIndent") + finish +endif + +" This function contains a lot of exit points. It checks for simple cases +" first to get out of the function as soon as possible, thereby reducing the +" number of possibilities later on in the difficult parts + +function! GetAwkIndent() + + " Find previous line and get it's indentation + let prev_lineno = s:Get_prev_line( v:lnum ) + if prev_lineno == 0 + return 0 + endif + let prev_data = getline( prev_lineno ) + let ind = indent( prev_lineno ) + + " Increase indent if the previous line contains an opening brace. Search + " for this brace the hard way to prevent errors if the previous line is a + " 'pattern { action }' (simple check match on /{/ increases the indent then) + + if s:Get_brace_balance( prev_data, '{', '}' ) > 0 + return ind + &sw + endif + + let brace_balance = s:Get_brace_balance( prev_data, '(', ')' ) + + " If prev line has positive brace_balance and starts with a word (keyword + " or function name), align the current line on the first '(' of the prev + " line + + if brace_balance > 0 && s:Starts_with_word( prev_data ) + return s:Safe_indent( ind, s:First_word_len(prev_data), getline(v:lnum)) + endif + + " If this line starts with an open brace bail out now before the line + " continuation checks. + + if getline( v:lnum ) =~ '^\s*{' + return ind + endif + + " If prev line seems to be part of multiline statement: + " 1. Prev line is first line of a multiline statement + " -> attempt to indent on first ' ' or '(' of prev line, just like we + " indented the positive brace balance case above + " 2. Prev line is not first line of a multiline statement + " -> copy indent of prev line + + let continue_mode = s:Seems_continuing( prev_data ) + if continue_mode > 0 + if s:Seems_continuing( getline(s:Get_prev_line( prev_lineno )) ) + " Case 2 + return ind + else + " Case 1 + if continue_mode == 1 + " Need continuation due to comma, backslash, etc + return s:Safe_indent( ind, s:First_word_len(prev_data), getline(v:lnum)) + else + " if/for/while without '{' + return ind + &sw + endif + endif + endif + + " If the previous line doesn't need continuation on the current line we are + " on the start of a new statement. We have to make sure we align with the + " previous statement instead of just the previous line. This is a bit + " complicated because the previous statement might be multi-line. + " + " The start of a multiline statement can be found by: + " + " 1 If the previous line contains closing braces and has negative brace + " balance, search backwards until cumulative brace balance becomes zero, + " take indent of that line + " 2 If the line before the previous needs continuation search backward + " until that's not the case anymore. Take indent of one line down. + + " Case 1 + if prev_data =~ ')' && brace_balance < 0 + while brace_balance != 0 + let prev_lineno = s:Get_prev_line( prev_lineno ) + let prev_data = getline( prev_lineno ) + let brace_balance=brace_balance+s:Get_brace_balance(prev_data,'(',')' ) + endwhile + let ind = indent( prev_lineno ) + else + " Case 2 + if s:Seems_continuing( getline( prev_lineno - 1 ) ) + let prev_lineno = prev_lineno - 2 + let prev_data = getline( prev_lineno ) + while prev_lineno > 0 && (s:Seems_continuing( prev_data ) > 0) + let prev_lineno = s:Get_prev_line( prev_lineno ) + let prev_data = getline( prev_lineno ) + endwhile + let ind = indent( prev_lineno + 1 ) + endif + endif + + " Decrease indent if this line contains a '}'. + if getline(v:lnum) =~ '^\s*}' + let ind = ind - &sw + endif + + return ind +endfunction + +" Find the open and close braces in this line and return how many more open- +" than close braces there are. It's also used to determine cumulative balance +" across multiple lines. + +function! s:Get_brace_balance( line, b_open, b_close ) + let line2 = substitute( a:line, a:b_open, "", "g" ) + let openb = strlen( a:line ) - strlen( line2 ) + let line3 = substitute( line2, a:b_close, "", "g" ) + let closeb = strlen( line2 ) - strlen( line3 ) + return openb - closeb +endfunction + +" Find out whether the line starts with a word (i.e. keyword or function +" call). Might need enhancements here. + +function! s:Starts_with_word( line ) + if a:line =~ '^\s*[a-zA-Z_0-9]\+\s*(' + return 1 + endif + return 0 +endfunction + +" Find the length of the first word in a line. This is used to be able to +" align a line relative to the 'print ' or 'if (' on the previous line in case +" such a statement spans multiple lines. +" Precondition: only to be used on lines where 'Starts_with_word' returns 1. + +function! s:First_word_len( line ) + let white_end = matchend( a:line, '^\s*' ) + if match( a:line, '^\s*func' ) != -1 + let word_end = matchend( a:line, '[a-z]\+\s\+[a-zA-Z_0-9]\+[ (]*' ) + else + let word_end = matchend( a:line, '[a-zA-Z_0-9]\+[ (]*' ) + endif + return word_end - white_end +endfunction + +" Determine if 'line' completes a statement or is continued on the next line. +" This one is far from complete and accepts illegal code. Not important for +" indenting, however. + +function! s:Seems_continuing( line ) + " Unfinished lines + if a:line =~ '[\\,\|\&\+\-\*\%\^]\s*$' + return 1 + endif + " if/for/while (cond) eol + if a:line =~ '^\s*\(if\|while\|for\)\s*(.*)\s*$' || a:line =~ '^\s*else\s*' + return 2 + endif + return 0 +endfunction + +" Get previous relevant line. Search back until a line is that is no +" comment or blank and return the line number + +function! s:Get_prev_line( lineno ) + let lnum = a:lineno - 1 + let data = getline( lnum ) + while lnum > 0 && (data =~ '^\s*#' || data =~ '^\s*$') + let lnum = lnum - 1 + let data = getline( lnum ) + endwhile + return lnum +endfunction + +" This function checks whether an indented line exceeds a maximum linewidth +" (hardcoded 80). If so and it is possible to stay within 80 positions (or +" limit num of characters beyond linewidth) by decreasing the indent (keeping +" it > base_indent), do so. + +function! s:Safe_indent( base, wordlen, this_line ) + let line_base = matchend( a:this_line, '^\s*' ) + let line_len = strlen( a:this_line ) - line_base + let indent = a:base + if (indent + a:wordlen + line_len) > 80 + " Simple implementation good enough for the time being + let indent = indent + 3 + endif + return indent + a:wordlen +endfunction diff --git a/runtime/indent/c.vim b/runtime/indent/c.vim new file mode 100644 index 0000000000..135251dcad --- /dev/null +++ b/runtime/indent/c.vim @@ -0,0 +1,13 @@ +" Vim indent file +" Language: C +" Maintainer: Bram Moolenaar <Bram@vim.org> +" Last Change: 2001 Jun 12 + +" Only load this indent file when no other was loaded. +if exists("b:did_indent") + finish +endif +let b:did_indent = 1 + +" C indenting is built-in, thus this is very simple +setlocal cindent diff --git a/runtime/indent/cdl.vim b/runtime/indent/cdl.vim new file mode 100644 index 0000000000..db2b9052b2 --- /dev/null +++ b/runtime/indent/cdl.vim @@ -0,0 +1,129 @@ +" Description: Comshare Dimension Definition Language (CDL) +" Author: Raul Segura Acevedo <raulseguraaceved@netscape.net> +" Last Change: Fri Nov 30 13:35:48 2001 CST + +if exists("b:did_indent") + "finish +endif +let b:did_indent = 1 + +setlocal indentexpr=CdlGetIndent(v:lnum) +setlocal indentkeys& +setlocal indentkeys+==~else,=~endif,=~then,;,),= + +" Only define the function once. +if exists("*CdlGetIndent") + "finish +endif + +" find out if an "...=..." expresion its an asignment (or a conditional) +" it scans 'line' first, and then the previos lines +fun! CdlAsignment(lnum, line) + let f = -1 + let lnum = a:lnum + let line = a:line + while lnum > 0 && f == -1 + " line without members [a] of [b]:[c]... + let inicio = 0 + while 1 + " keywords that help to decide + let inicio = matchend(line, '\c\<\(expr\|\a*if\|and\|or\|not\|else\|then\|memberis\|\k\+of\)\>\|[<>;]', inicio) + if inicio < 0 + break + endif + " it's formula if there's a ';', 'elsE', 'theN', 'enDif' or 'expr' + " conditional if there's a '<', '>', 'elseif', 'if', 'and', 'or', 'not', + " 'memberis', 'childrenof' and other \k\+of funcions + let f = line[inicio-1] =~? '[en;]' || strpart(line, inicio-4, 4) =~? 'ndif\|expr' + endw + let lnum = prevnonblank(lnum-1) + let line = substitute(getline(lnum), '\c\(\[[^]]*]\(\s*of\s*\|:\)*\)\+', ' ', 'g') + endw + " if we hit the start of the file then f = -1, return 1 (formula) + return f != 0 +endf + +fun! CdlGetIndent(lnum) + let thisline = getline(a:lnum) + if match(thisline, '^\s*\(\k\+\|\[[^]]*]\)\s*\(,\|;\s*$\)') >= 0 + " it's an attribute |