vimrc/sources_non_forked/vim-abolish/plugin/abolish.vim

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2017-11-24 13:59:41 +00:00
" abolish.vim - Language friendly searches, substitutions, and abbreviations
" Maintainer: Tim Pope <http://tpo.pe/>
" Version: 1.1
" GetLatestVimScripts: 1545 1 :AutoInstall: abolish.vim
" Initialization {{{1
if exists("g:loaded_abolish") || &cp || v:version < 700
finish
endif
let g:loaded_abolish = 1
if !exists("g:abolish_save_file")
if isdirectory(expand("~/.vim"))
let g:abolish_save_file = expand("~/.vim/after/plugin/abolish.vim")
elseif isdirectory(expand("~/vimfiles")) || has("win32")
let g:abolish_save_file = expand("~/vimfiles/after/plugin/abolish.vim")
else
let g:abolish_save_file = expand("~/.vim/after/plugin/abolish.vim")
endif
endif
" }}}1
" Utility functions {{{1
function! s:function(name)
return function(substitute(a:name,'^s:',matchstr(expand('<sfile>'), '<SNR>\d\+_'),''))
endfunction
function! s:send(self,func,...)
if type(a:func) == type('') || type(a:func) == type(0)
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let l:Func = get(a:self,a:func,'')
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else
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let l:Func = a:func
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endif
let s = type(a:self) == type({}) ? a:self : {}
if type(Func) == type(function('tr'))
return call(Func,a:000,s)
elseif type(Func) == type({}) && has_key(Func,'apply')
return call(Func.apply,a:000,Func)
elseif type(Func) == type({}) && has_key(Func,'call')
return call(Func.call,a:000,s)
elseif type(Func) == type('') && Func == '' && has_key(s,'function missing')
return call('s:send',[s,'function missing',a:func] + a:000)
else
return Func
endif
endfunction
let s:object = {}
function! s:object.clone(...)
let sub = deepcopy(self)
return a:0 ? extend(sub,a:1) : sub
endfunction
if !exists("g:Abolish")
let Abolish = {}
endif
call extend(Abolish, s:object, 'force')
call extend(Abolish, {'Coercions': {}}, 'keep')
function! s:throw(msg)
let v:errmsg = a:msg
throw "Abolish: ".a:msg
endfunction
function! s:words()
let words = []
let lnum = line('w0')
while lnum <= line('w$')
let line = getline(lnum)
let col = 0
while match(line,'\<\k\k\+\>',col) != -1
let words += [matchstr(line,'\<\k\k\+\>',col)]
let col = matchend(line,'\<\k\k\+\>',col)
endwhile
let lnum += 1
endwhile
return words
endfunction
function! s:extractopts(list,opts)
let i = 0
while i < len(a:list)
if a:list[i] =~ '^-[^=]' && has_key(a:opts,matchstr(a:list[i],'-\zs[^=]*'))
let key = matchstr(a:list[i],'-\zs[^=]*')
let value = matchstr(a:list[i],'=\zs.*')
if type(get(a:opts,key)) == type([])
let a:opts[key] += [value]
elseif type(get(a:opts,key)) == type(0)
let a:opts[key] = 1
else
let a:opts[key] = value
endif
else
let i += 1
continue
endif
call remove(a:list,i)
endwhile
return a:opts
endfunction
" }}}1
" Dictionary creation {{{1
function! s:mixedcase(word)
return substitute(s:camelcase(a:word),'^.','\u&','')
endfunction
function! s:camelcase(word)
let word = substitute(a:word, '-', '_', 'g')
if word !~# '_' && word =~# '\l'
return substitute(word,'^.','\l&','')
else
return substitute(word,'\C\(_\)\=\(.\)','\=submatch(1)==""?tolower(submatch(2)) : toupper(submatch(2))','g')
endif
endfunction
function! s:snakecase(word)
let word = substitute(a:word,'::','/','g')
let word = substitute(word,'\(\u\+\)\(\u\l\)','\1_\2','g')
let word = substitute(word,'\(\l\|\d\)\(\u\)','\1_\2','g')
let word = substitute(word,'[.-]','_','g')
let word = tolower(word)
return word
endfunction
function! s:uppercase(word)
return toupper(s:snakecase(a:word))
endfunction
function! s:dashcase(word)
return substitute(s:snakecase(a:word),'_','-','g')
endfunction
function! s:spacecase(word)
return substitute(s:snakecase(a:word),'_',' ','g')
endfunction
function! s:dotcase(word)
return substitute(s:snakecase(a:word),'_','.','g')
endfunction
function! s:titlecase(word)
return substitute(s:spacecase(a:word), '\(\<\w\)','\=toupper(submatch(1))','g')
endfunction
call extend(Abolish, {
\ 'camelcase': s:function('s:camelcase'),
\ 'mixedcase': s:function('s:mixedcase'),
\ 'snakecase': s:function('s:snakecase'),
\ 'uppercase': s:function('s:uppercase'),
\ 'dashcase': s:function('s:dashcase'),
\ 'dotcase': s:function('s:dotcase'),
\ 'spacecase': s:function('s:spacecase'),
\ 'titlecase': s:function('s:titlecase')
\ }, 'keep')
function! s:create_dictionary(lhs,rhs,opts)
let dictionary = {}
let i = 0
let expanded = s:expand_braces({a:lhs : a:rhs})
for [lhs,rhs] in items(expanded)
if get(a:opts,'case',1)
let dictionary[s:mixedcase(lhs)] = s:mixedcase(rhs)
let dictionary[tolower(lhs)] = tolower(rhs)
let dictionary[toupper(lhs)] = toupper(rhs)
endif
let dictionary[lhs] = rhs
endfor
let i += 1
return dictionary
endfunction
function! s:expand_braces(dict)
let new_dict = {}
for [key,val] in items(a:dict)
if key =~ '{.*}'
let redo = 1
let [all,kbefore,kmiddle,kafter;crap] = matchlist(key,'\(.\{-\}\){\(.\{-\}\)}\(.*\)')
let [all,vbefore,vmiddle,vafter;crap] = matchlist(val,'\(.\{-\}\){\(.\{-\}\)}\(.*\)') + ["","","",""]
if all == ""
let [vbefore,vmiddle,vafter] = [val, ",", ""]
endif
let targets = split(kmiddle,',',1)
let replacements = split(vmiddle,',',1)
if replacements == [""]
let replacements = targets
endif
for i in range(0,len(targets)-1)
let new_dict[kbefore.targets[i].kafter] = vbefore.replacements[i%len(replacements)].vafter
endfor
else
let new_dict[key] = val
endif
endfor
if exists("redo")
return s:expand_braces(new_dict)
else
return new_dict
endif
endfunction
" }}}1
" Abolish Dispatcher {{{1
function! s:SubComplete(A,L,P)
if a:A =~ '^[/?]\k\+$'
let char = strpart(a:A,0,1)
return join(map(s:words(),'char . v:val'),"\n")
elseif a:A =~# '^\k\+$'
return join(s:words(),"\n")
endif
endfunction
function! s:Complete(A,L,P)
let g:L = a:L
" Vim bug: :Abolish -<Tab> calls this function with a:A equal to 0
if a:A =~# '^[^/?-]' && type(a:A) != type(0)
return join(s:words(),"\n")
elseif a:L =~# '^\w\+\s\+\%(-\w*\)\=$'
return "-search\n-substitute\n-delete\n-buffer\n-cmdline\n"
elseif a:L =~# ' -\%(search\|substitute\)\>'
return "-flags="
else
return "-buffer\n-cmdline"
endif
endfunction
let s:commands = {}
let s:commands.abstract = s:object.clone()
function! s:commands.abstract.dispatch(bang,line1,line2,count,args)
return self.clone().go(a:bang,a:line1,a:line2,a:count,a:args)
endfunction
function! s:commands.abstract.go(bang,line1,line2,count,args)
let self.bang = a:bang
let self.line1 = a:line1
let self.line2 = a:line2
let self.count = a:count
return self.process(a:bang,a:line1,a:line2,a:count,a:args)
endfunction
function! s:dispatcher(bang,line1,line2,count,args)
let i = 0
let args = copy(a:args)
let command = s:commands.abbrev
while i < len(args)
if args[i] =~# '^-\w\+$' && has_key(s:commands,matchstr(args[i],'-\zs.*'))
let command = s:commands[matchstr(args[i],'-\zs.*')]
call remove(args,i)
break
endif
let i += 1
endwhile
try
return command.dispatch(a:bang,a:line1,a:line2,a:count,args)
catch /^Abolish: /
echohl ErrorMsg
echo v:errmsg
echohl NONE
return ""
endtry
endfunction
" }}}1
" Subvert Dispatcher {{{1
function! s:subvert_dispatcher(bang,line1,line2,count,args)
try
return s:parse_subvert(a:bang,a:line1,a:line2,a:count,a:args)
catch /^Subvert: /
echohl ErrorMsg
echo v:errmsg
echohl NONE
return ""
endtry
endfunction
function! s:parse_subvert(bang,line1,line2,count,args)
if a:args =~ '^\%(\w\|$\)'
let args = (a:bang ? "!" : "").a:args
else
let args = a:args
endif
let separator = matchstr(args,'^.')
let split = split(args,separator,1)[1:]
if a:count || split == [""]
return s:parse_substitute(a:bang,a:line1,a:line2,a:count,split)
elseif len(split) == 1
return s:find_command(separator,"",split[0])
elseif len(split) == 2 && split[1] =~# '^[A-Za-z]*n[A-Za-z]*$'
return s:parse_substitute(a:bang,a:line1,a:line2,a:count,[split[0],"",split[1]])
elseif len(split) == 2 && split[1] =~# '^[A-Za-z]*\%([+-]\d\+\)\=$'
return s:find_command(separator,split[1],split[0])
elseif len(split) >= 2 && split[1] =~# '^[A-Za-z]* '
let flags = matchstr(split[1],'^[A-Za-z]*')
let rest = matchstr(join(split[1:],separator),' \zs.*')
return s:grep_command(rest,a:bang,flags,split[0])
elseif len(split) >= 2 && separator == ' '
return s:grep_command(join(split[1:],' '),a:bang,"",split[0])
else
return s:parse_substitute(a:bang,a:line1,a:line2,a:count,split)
endif
endfunction
function! s:normalize_options(flags)
if type(a:flags) == type({})
let opts = a:flags
let flags = get(a:flags,"flags","")
else
let opts = {}
let flags = a:flags
endif
let g:op1 = copy(opts)
if flags =~# 'w'
let opts.boundaries = 2
elseif flags =~# 'v'
let opts.boundaries = 1
elseif !has_key(opts,'boundaries')
let opts.boundaries = 0
endif
let opts.case = (flags !~# 'I' ? get(opts,'case',1) : 0)
let opts.flags = substitute(flags,'\C[avIiw]','','g')
let g:op2 = copy(opts)
return opts
endfunction
" }}}1
" Searching {{{1
function! s:subesc(pattern)
return substitute(a:pattern,'[][\\/.*+?~%()&]','\\&','g')
endfunction
function! s:sort(a,b)
if a:a ==? a:b
return a:a == a:b ? 0 : a:a > a:b ? 1 : -1
elseif strlen(a:a) == strlen(a:b)
return a:a >? a:b ? 1 : -1
else
return strlen(a:a) < strlen(a:b) ? 1 : -1
endif
endfunction
function! s:pattern(dict,boundaries)
if a:boundaries == 2
let a = '<'
let b = '>'
elseif a:boundaries
let a = '%(<|_@<=|[[:lower:]]@<=[[:upper:]]@=)'
let b = '%(>|_@=|[[:lower:]]@<=[[:upper:]]@=)'
else
let a = ''
let b = ''
endif
return '\v\C'.a.'%('.join(map(sort(keys(a:dict),function('s:sort')),'s:subesc(v:val)'),'|').')'.b
endfunction
function! s:egrep_pattern(dict,boundaries)
if a:boundaries == 2
let a = '\<'
let b = '\>'
elseif a:boundaries
let a = '(\<\|_)'
let b = '(\>\|_\|[[:upper:]][[:lower:]])'
else
let a = ''
let b = ''
endif
return a.'('.join(map(sort(keys(a:dict),function('s:sort')),'s:subesc(v:val)'),'\|').')'.b
endfunction
function! s:c()
call histdel('search',-1)
return ""
endfunction
function! s:find_command(cmd,flags,word)
let opts = s:normalize_options(a:flags)
let dict = s:create_dictionary(a:word,"",opts)
" This is tricky. If we use :/pattern, the search drops us at the
" beginning of the line, and we can't use position flags (e.g., /foo/e).
" If we use :norm /pattern, we leave ourselves vulnerable to "press enter"
" prompts (even with :silent).
let cmd = (a:cmd =~ '[?!]' ? '?' : '/')
let @/ = s:pattern(dict,opts.boundaries)
if opts.flags == "" || !search(@/,'n')
return "norm! ".cmd."\<CR>"
elseif opts.flags =~ ';[/?]\@!'
call s:throw("E386: Expected '?' or '/' after ';'")
else
return "exe 'norm! ".cmd.cmd.opts.flags."\<CR>'|call histdel('search',-1)"
return ""
endif
endfunction
function! s:grep_command(args,bang,flags,word)
let opts = s:normalize_options(a:flags)
let dict = s:create_dictionary(a:word,"",opts)
if &grepprg == "internal"
let lhs = "'".s:pattern(dict,opts.boundaries)."'"
else
let lhs = "-E '".s:egrep_pattern(dict,opts.boundaries)."'"
endif
return "grep".(a:bang ? "!" : "")." ".lhs." ".a:args
endfunction
let s:commands.search = s:commands.abstract.clone()
let s:commands.search.options = {"word": 0, "variable": 0, "flags": ""}
function! s:commands.search.process(bang,line1,line2,count,args)
call s:extractopts(a:args,self.options)
if self.options.word
let self.options.flags .= "w"
elseif self.options.variable
let self.options.flags .= "v"
endif
let opts = s:normalize_options(self.options)
if len(a:args) > 1
return s:grep_command(join(a:args[1:]," "),a:bang,opts,a:args[0])
elseif len(a:args) == 1
return s:find_command(a:bang ? "!" : " ",opts,a:args[0])
else
call s:throw("E471: Argument required")
endif
endfunction
" }}}1
" Substitution {{{1
function! Abolished()
return get(g:abolish_last_dict,submatch(0),submatch(0))
endfunction
function! s:substitute_command(cmd,bad,good,flags)
let opts = s:normalize_options(a:flags)
let dict = s:create_dictionary(a:bad,a:good,opts)
let lhs = s:pattern(dict,opts.boundaries)
let g:abolish_last_dict = dict
return a:cmd.'/'.lhs.'/\=Abolished()'."/".opts.flags
endfunction
function! s:parse_substitute(bang,line1,line2,count,args)
if get(a:args,0,'') =~ '^[/?'']'
let separator = matchstr(a:args[0],'^.')
let args = split(join(a:args,' '),separator,1)
call remove(args,0)
else
let args = a:args
endif
if len(args) < 2
call s:throw("E471: Argument required")
elseif len(args) > 3
call s:throw("E488: Trailing characters")
endif
let [bad,good,flags] = (args + [""])[0:2]
if a:count == 0
let cmd = "substitute"
else
let cmd = a:line1.",".a:line2."substitute"
endif
return s:substitute_command(cmd,bad,good,flags)
endfunction
let s:commands.substitute = s:commands.abstract.clone()
let s:commands.substitute.options = {"word": 0, "variable": 0, "flags": "g"}
function! s:commands.substitute.process(bang,line1,line2,count,args)
call s:extractopts(a:args,self.options)
if self.options.word
let self.options.flags .= "w"
elseif self.options.variable
let self.options.flags .= "v"
endif
let opts = s:normalize_options(self.options)
if len(a:args) <= 1
call s:throw("E471: Argument required")
else
let good = join(a:args[1:],"")
let cmd = a:bang ? "." : "%"
return s:substitute_command(cmd,a:args[0],good,self.options)
endif
endfunction
" }}}1
" Abbreviations {{{1
function! s:badgood(args)
let words = filter(copy(a:args),'v:val !~ "^-"')
call filter(a:args,'v:val =~ "^-"')
if empty(words)
call s:throw("E471: Argument required")
elseif !empty(a:args)
call s:throw("Unknown argument: ".a:args[0])
endif
let [bad; words] = words
return [bad, join(words," ")]
endfunction
function! s:abbreviate_from_dict(cmd,dict)
for [lhs,rhs] in items(a:dict)
exe a:cmd lhs rhs
endfor
endfunction
let s:commands.abbrev = s:commands.abstract.clone()
let s:commands.abbrev.options = {"buffer":0,"cmdline":0,"delete":0}
function! s:commands.abbrev.process(bang,line1,line2,count,args)
let args = copy(a:args)
call s:extractopts(a:args,self.options)
if self.options.delete
let cmd = "unabbrev"
let good = ""
else
let cmd = "noreabbrev"
endif
if !self.options.cmdline
let cmd = "i" . cmd
endif
if self.options.delete
let cmd = "silent! ".cmd
endif
if self.options.buffer
let cmd = cmd . " <buffer>"
endif
let [bad, good] = s:badgood(a:args)
if substitute(bad,'{.\{-\}.}','','g') !~ '^\k\+$'
call s:throw("E474: Invalid argument (not a keyword: ".string(bad).")")
endif
if !self.options.delete && good == ""
call s:throw("E471: Argument required".a:args[0])
endif
let dict = s:create_dictionary(bad,good,self.options)
call s:abbreviate_from_dict(cmd,dict)
if a:bang
let i = 0
let str = "Abolish ".join(args," ")
let file = g:abolish_save_file
if !isdirectory(fnamemodify(file,':h'))
call mkdir(fnamemodify(file,':h'),'p')
endif
if filereadable(file)
let old = readfile(file)
else
let old = ["\" Exit if :Abolish isn't available.","if !exists(':Abolish')"," finish","endif",""]
endif
call writefile(old + [str],file)
endif
return ""
endfunction
let s:commands.delete = s:commands.abbrev.clone()
let s:commands.delete.options.delete = 1
" }}}1
" Maps {{{1
function! s:unknown_coercion(letter,word)
return a:word
endfunction
call extend(Abolish.Coercions, {
\ 'c': Abolish.camelcase,
\ 'm': Abolish.mixedcase,
\ 's': Abolish.snakecase,
\ '_': Abolish.snakecase,
\ 'u': Abolish.uppercase,
\ 'U': Abolish.uppercase,
\ '-': Abolish.dashcase,
\ 'k': Abolish.dashcase,
\ '.': Abolish.dotcase,
\ ' ': Abolish.spacecase,
\ 't': Abolish.titlecase,
\ "function missing": s:function("s:unknown_coercion")
\}, "keep")
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function! s:coerce(type) abort
if a:type !~# '^\%(line\|char\|block\)'
let s:transformation = a:type
let &opfunc = matchstr(expand('<sfile>'), '<SNR>\w*')
return 'g@'
endif
let selection = &selection
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let clipboard = &clipboard
try
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set selection=inclusive clipboard-=unnamed clipboard-=unnamedplus
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let regbody = getreg('"')
let regtype = getregtype('"')
let c = v:count1
while c > 0
let c -= 1
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if a:type ==# 'line'
let move = "'[V']"
elseif a:type ==# 'block'
let move = "`[\<C-V>`]"
else
let move = "`[v`]"
endif
silent exe 'normal!' move.'y'
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let word = @@
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let @@ = s:send(g:Abolish.Coercions,s:transformation,word)
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if !exists('begin')
let begin = getpos("'[")
endif
if word !=# @@
let changed = 1
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exe 'normal!' move.'p'
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endif
endwhile
call setreg('"',regbody,regtype)
call setpos("'[",begin)
call setpos(".",begin)
finally
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let &selection = selection
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let &clipboard = clipboard
endtry
endfunction
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nnoremap <expr> <Plug>(abolish-coerce) <SID>coerce(nr2char(getchar())).'iw'
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" }}}1
if !exists("g:abolish_no_mappings") || ! g:abolish_no_mappings
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nmap cr <Plug>(abolish-coerce)
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endif
command! -nargs=+ -bang -bar -range=0 -complete=custom,s:Complete Abolish
\ :exec s:dispatcher(<bang>0,<line1>,<line2>,<count>,[<f-args>])
command! -nargs=1 -bang -bar -range=0 -complete=custom,s:SubComplete Subvert
\ :exec s:subvert_dispatcher(<bang>0,<line1>,<line2>,<count>,<q-args>)
if exists(':S') != 2
command -nargs=1 -bang -bar -range=0 -complete=custom,s:SubComplete S
\ :exec s:subvert_dispatcher(<bang>0,<line1>,<line2>,<count>,<q-args>)
endif
" vim:set ft=vim sw=2 sts=2: