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Diffstat (limited to 'indent/clojure.vim')
| -rw-r--r-- | indent/clojure.vim | 398 |
1 files changed, 0 insertions, 398 deletions
diff --git a/indent/clojure.vim b/indent/clojure.vim index 5d982e4a..f538195a 100644 --- a/indent/clojure.vim +++ b/indent/clojure.vim @@ -1,401 +1,3 @@ -if !exists('g:polyglot_disabled') || index(g:polyglot_disabled, 'vim') == -1 - -" Vim indent file -" Language: Clojure -" Author: Meikel Brandmeyer <mb@kotka.de> -" URL: http://kotka.de/projects/clojure/vimclojure.html -" -" Maintainer: Sung Pae <self@sungpae.com> -" URL: https://github.com/guns/vim-clojure-static -" License: Same as Vim -" Last Change: 18 July 2016 - -if exists("b:did_indent") - finish -endif -let b:did_indent = 1 - -let s:save_cpo = &cpo -set cpo&vim - -let b:undo_indent = 'setlocal autoindent< smartindent< expandtab< softtabstop< shiftwidth< indentexpr< indentkeys<' - -setlocal noautoindent nosmartindent -setlocal softtabstop=2 shiftwidth=2 expandtab -setlocal indentkeys=!,o,O - -if exists("*searchpairpos") - - if !exists('g:clojure_maxlines') - let g:clojure_maxlines = 100 - endif - - if !exists('g:clojure_fuzzy_indent') - let g:clojure_fuzzy_indent = 1 - endif - - if !exists('g:clojure_fuzzy_indent_patterns') - let g:clojure_fuzzy_indent_patterns = ['^with', '^def', '^let'] - endif - - if !exists('g:clojure_fuzzy_indent_blacklist') - let g:clojure_fuzzy_indent_blacklist = ['-fn$', '\v^with-%(meta|out-str|loading-context)$'] - endif - - if !exists('g:clojure_special_indent_words') - let g:clojure_special_indent_words = 'deftype,defrecord,reify,proxy,extend-type,extend-protocol,letfn' - endif - - if !exists('g:clojure_align_multiline_strings') - let g:clojure_align_multiline_strings = 0 - endif - - if !exists('g:clojure_align_subforms') - let g:clojure_align_subforms = 0 - endif - - function! s:syn_id_name() - return synIDattr(synID(line("."), col("."), 0), "name") - endfunction - - function! s:ignored_region() - return s:syn_id_name() =~? '\vstring|regex|comment|character' - endfunction - - function! s:current_char() - return getline('.')[col('.')-1] - endfunction - - function! s:current_word() - return getline('.')[col('.')-1 : searchpos('\v>', 'n', line('.'))[1]-2] - endfunction - - function! s:is_paren() - return s:current_char() =~# '\v[\(\)\[\]\{\}]' && !s:ignored_region() - endfunction - - " Returns 1 if string matches a pattern in 'patterns', which may be a - " list of patterns, or a comma-delimited string of implicitly anchored - " patterns. - function! s:match_one(patterns, string) - let list = type(a:patterns) == type([]) - \ ? a:patterns - \ : map(split(a:patterns, ','), '"^" . v:val . "$"') - for pat in list - if a:string =~# pat | return 1 | endif - endfor - endfunction - - function! s:match_pairs(open, close, stopat) - " Stop only on vector and map [ resp. {. Ignore the ones in strings and - " comments. - if a:stopat == 0 - let stopat = max([line(".") - g:clojure_maxlines, 0]) - else - let stopat = a:stopat - endif - - let pos = searchpairpos(a:open, '', a:close, 'bWn', "!s:is_paren()", stopat) - return [pos[0], col(pos)] - endfunction - - function! s:clojure_check_for_string_worker() - " Check whether there is the last character of the previous line is - " highlighted as a string. If so, we check whether it's a ". In this - " case we have to check also the previous character. The " might be the - " closing one. In case the we are still in the string, we search for the - " opening ". If this is not found we take the indent of the line. - let nb = prevnonblank(v:lnum - 1) - - if nb == 0 - return -1 - endif - - call cursor(nb, 0) - call cursor(0, col("$") - 1) - if s:syn_id_name() !~? "string" - return -1 - endif - - " This will not work for a " in the first column... - if s:current_char() == '"' - call cursor(0, col("$") - 2) - if s:syn_id_name() !~? "string" - return -1 - endif - if s:current_char() != '\\' - return -1 - endif - call cursor(0, col("$") - 1) - endif - - let p = searchpos('\(^\|[^\\]\)\zs"', 'bW') - - if p != [0, 0] - return p[1] - 1 - endif - - return indent(".") - endfunction - - function! s:check_for_string() - let pos = getpos('.') - try - let val = s:clojure_check_for_string_worker() - finally - call setpos('.', pos) - endtry - return val - endfunction - - function! s:strip_namespace_and_macro_chars(word) - return substitute(a:word, "\\v%(.*/|[#'`~@^,]*)(.*)", '\1', '') - endfunction - - function! s:clojure_is_method_special_case_worker(position) - " Find the next enclosing form. - call search('\S', 'Wb') - - " Special case: we are at a '(('. - if s:current_char() == '(' - return 0 - endif - call cursor(a:position) - - let next_paren = s:match_pairs('(', ')', 0) - - " Special case: we are now at toplevel. - if next_paren == [0, 0] - return 0 - endif - call cursor(next_paren) - - call search('\S', 'W') - let w = s:strip_namespace_and_macro_chars(s:current_word()) - if g:clojure_special_indent_words =~# '\V\<' . w . '\>' - return 1 - endif - - return 0 - endfunction - - function! s:is_method_special_case(position) - let pos = getpos('.') - try - let val = s:clojure_is_method_special_case_worker(a:position) - finally - call setpos('.', pos) - endtry - return val - endfunction - - " Check if form is a reader conditional, that is, it is prefixed by #? - " or @#? - function! s:is_reader_conditional_special_case(position) - if getline(a:position[0])[a:position[1] - 3 : a:position[1] - 2] == "#?" - return 1 - endif - - return 0 - endfunction - - " Returns 1 for opening brackets, -1 for _anything else_. - function! s:bracket_type(char) - return stridx('([{', a:char) > -1 ? 1 : -1 - endfunction - - " Returns: [opening-bracket-lnum, indent] - function! s:clojure_indent_pos() - " Get rid of special case. - if line(".") == 1 - return [0, 0] - endif - - " We have to apply some heuristics here to figure out, whether to use - " normal lisp indenting or not. - let i = s:check_for_string() - if i > -1 - return [0, i + !!g:clojure_align_multiline_strings] - endif - - call cursor(0, 1) - - " Find the next enclosing [ or {. We can limit the second search - " to the line, where the [ was found. If no [ was there this is - " zero and we search for an enclosing {. - let paren = s:match_pairs('(', ')', 0) - let bracket = s:match_pairs('\[', '\]', paren[0]) - let curly = s:match_pairs('{', '}', bracket[0]) - - " In case the curly brace is on a line later then the [ or - in - " case they are on the same line - in a higher column, we take the - " curly indent. - if curly[0] > bracket[0] || curly[1] > bracket[1] - if curly[0] > paren[0] || curly[1] > paren[1] - return curly - endif - endif - - " If the curly was not chosen, we take the bracket indent - if - " there was one. - if bracket[0] > paren[0] || bracket[1] > paren[1] - return bracket - endif - - " There are neither { nor [ nor (, ie. we are at the toplevel. - if paren == [0, 0] - return paren - endif - - " Now we have to reimplement lispindent. This is surprisingly easy, as - " soon as one has access to syntax items. - " - " - Check whether we are in a special position after a word in - " g:clojure_special_indent_words. These are special cases. - " - Get the next keyword after the (. - " - If its first character is also a (, we have another sexp and align - " one column to the right of the unmatched (. - " - In case it is in lispwords, we indent the next line to the column of - " the ( + sw. - " - If not, we check whether it is last word in the line. In that case - " we again use ( + sw for indent. - " - In any other case we use the column of the end of the word + 2. - call cursor(paren) - - if s:is_method_special_case(paren) - return [paren[0], paren[1] + shiftwidth() - 1] - endif - - if s:is_reader_conditional_special_case(paren) - return paren - endif - - " In case we are at the last character, we use the paren position. - if col("$") - 1 == paren[1] - return paren - endif - - " In case after the paren is a whitespace, we search for the next word. - call cursor(0, col('.') + 1) - if s:current_char() == ' ' - call search('\v\S', 'W') - endif - - " If we moved to another line, there is no word after the (. We - " use the ( position for indent. - if line(".") > paren[0] - return paren - endif - - " We still have to check, whether the keyword starts with a (, [ or {. - " In that case we use the ( position for indent. - let w = s:current_word() - if s:bracket_type(w[0]) == 1 - return paren - endif - - " Test words without namespace qualifiers and leading reader macro - " metacharacters. - " - " e.g. clojure.core/defn and #'defn should both indent like defn. - let ww = s:strip_namespace_and_macro_chars(w) - - if &lispwords =~# '\V\<' . ww . '\>' - return [paren[0], paren[1] + shiftwidth() - 1] - endif - - if g:clojure_fuzzy_indent - \ && !s:match_one(g:clojure_fuzzy_indent_blacklist, ww) - \ && s:match_one(g:clojure_fuzzy_indent_patterns, ww) - return [paren[0], paren[1] + shiftwidth() - 1] - endif - - call search('\v\_s', 'cW') - call search('\v\S', 'W') - if paren[0] < line(".") - return [paren[0], paren[1] + (g:clojure_align_subforms ? 0 : shiftwidth() - 1)] - endif - - call search('\v\S', 'bW') - return [line('.'), col('.') + 1] - endfunction - - function! GetClojureIndent() - let lnum = line('.') - let orig_lnum = lnum - let orig_col = col('.') - let [opening_lnum, indent] = s:clojure_indent_pos() - - " Account for multibyte characters - if opening_lnum > 0 - let indent -= indent - virtcol([opening_lnum, indent]) - endif - - " Return if there are no previous lines to inherit from - if opening_lnum < 1 || opening_lnum >= lnum - 1 - call cursor(orig_lnum, orig_col) - return indent - endif - - let bracket_count = 0 - - " Take the indent of the first previous non-white line that is - " at the same sexp level. cf. src/misc1.c:get_lisp_indent() - while 1 - let lnum = prevnonblank(lnum - 1) - let col = 1 - - if lnum <= opening_lnum - break - endif - - call cursor(lnum, col) - - " Handle bracket counting edge case - if s:is_paren() - let bracket_count += s:bracket_type(s:current_char()) - endif - - while 1 - if search('\v[(\[{}\])]', '', lnum) < 1 - break - elseif !s:ignored_region() - let bracket_count += s:bracket_type(s:current_char()) - endif - endwhile - - if bracket_count == 0 - " Check if this is part of a multiline string - call cursor(lnum, 1) - if s:syn_id_name() !~? '\vstring|regex' - call cursor(orig_lnum, orig_col) - return indent(lnum) - endif - endif - endwhile - - call cursor(orig_lnum, orig_col) - return indent - endfunction - - setlocal indentexpr=GetClojureIndent() - -else - - " In case we have searchpairpos not available we fall back to - " normal lisp indenting. - setlocal indentexpr= - setlocal lisp - let b:undo_indent .= '| setlocal lisp<' - -endif - -let &cpo = s:save_cpo -unlet! s:save_cpo - -" vim:sts=8:sw=8:ts=8:noet - -endif if !exists('g:polyglot_disabled') || index(g:polyglot_disabled, 'clojure') == -1 " Vim indent file |