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snippets.vim
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executable file
·345 lines (308 loc) · 9.62 KB
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" Filename: snippets.vim
" Description: Simple snippet storage and retrieval separated by filetype
" Maintainer: Jeremy Cantrell <[email protected]>
" Last Modified: Sat 2008-02-23 01:49:16 (-0500)
if exists('loaded_snippets')
finish
endif
let loaded_snippets = 1
let s:save_cpo = &cpo
set cpo&vim
if !exists("g:snippets_base_directory")
let g:snippets_base_directory = split(&rtp,',')[0].'/snippets'
endif
let s:snippet_filetype = ""
" Mappings {{{
if !hasmapto('<Plug>SnippetsAddSnippet', 'n')
nmap <silent> <unique> <leader>ssa <Plug>SnippetsAddSnippet
endif
if !hasmapto('<Plug>SnippetsAddSnippet', 'v')
vmap <silent> <unique> <leader>ssa <Plug>SnippetsAddSnippet
endif
if !hasmapto('<Plug>SnippetsAppendSnippet', 'n')
nmap <silent> <unique> <leader>ssp <Plug>SnippetsAppendSnippet
endif
if !hasmapto('<Plug>SnippetsInsertSnippet', 'n')
nmap <silent> <unique> <leader>ssP <Plug>SnippetsInsertSnippet
endif
if !hasmapto('<Plug>SnippetsEditSnippet', 'n')
nmap <silent> <unique> <leader>sse <Plug>SnippetsEditSnippet
endif
if !hasmapto('<Plug>SnippetsDeleteSnippet', 'n')
nmap <silent> <unique> <leader>ssd <Plug>SnippetsDeleteSnippet
endif
if !hasmapto('<Plug>SnippetsListSnippets', 'n')
nmap <silent> <unique> <leader>ssl <Plug>SnippetsListSnippets
endif
nnoremap <unique> <script> <Plug>SnippetsAddSnippet <SID>AddSnippet
vnoremap <unique> <script> <Plug>SnippetsAddSnippet <SID>AddSnippet
nnoremap <unique> <script> <Plug>SnippetsAppendSnippet <SID>AppendSnippet
nnoremap <unique> <script> <Plug>SnippetsInsertSnippet <SID>InsertSnippet
nnoremap <unique> <script> <Plug>SnippetsEditSnippet <SID>EditSnippet
nnoremap <unique> <script> <Plug>SnippetsDeleteSnippet <SID>DeleteSnippet
nnoremap <unique> <script> <Plug>SnippetsListSnippets <SID>ListSnippets
nnoremap <SID>AddSnippet :%AddSnippet<cr>
vnoremap <SID>AddSnippet :AddSnippet<cr>
nnoremap <SID>AppendSnippet :AppendSnippet<cr>
nnoremap <SID>InsertSnippet :InsertSnippet<cr>
nnoremap <SID>EditSnippet :EditSnippet<cr>
nnoremap <SID>DeleteSnippet :DeleteSnippet<cr>
nnoremap <SID>ListSnippets :ListSnippets<cr>
command -bar -range AddSnippet :<line1>,<line2>call s:AddSnippet()
command -bar -range AppendSnippet :<line1>,<line2>call s:PutSnippet(0)
command -bar -range InsertSnippet :<line1>,<line2>call s:PutSnippet(-1)
command -bar EditSnippet :call s:EditSnippet()
command -bar ListSnippets :call s:ListSnippets()
command -bar DeleteSnippet :call s:DeleteSnippet()
vnoremenu <script> &Plugin.&Snippets.&Add <SID>AddSnippet
nnoremenu <script> &Plugin.&Snippets.&Add <SID>AddSnippet
nnoremenu <script> &Plugin.&Snippets.&Edit <SID>EditSnippet
nnoremenu <script> &Plugin.&Snippets.&Delete <SID>DeleteSnippet
nnoremenu <script> &Plugin.&Snippets.&List <SID>ListSnippets
nnoremenu <script> &Plugin.&Snippets.&Insert <SID>InsertSnippet
nnoremenu <script> &Plugin.&Snippets.&Append <SID>AppendSnippet
"}}}
function s:SID() "{{{1
return matchstr(expand('<sfile>'), '<SNR>\d\+_')
endfunction
function s:ListSnippets() "{{{1
if !s:InitSnippets()
return
endif
if len(s:GetSnippetDirs("")) == 0
call s:Warn("No snippets available")
return
endif
let filetype = s:GetFiletype()
if len(filetype) == 0
call s:Warn("No filetype entered")
return
endif
if !s:HasFiletype(filetype)
call s:Warn("Filetype '".filetype."' does not exist")
return
endif
let snippet_files = s:GetSnippetFiles(filetype, "")
if len(snippet_files) == 0
call s:Warn("No snippets for filetype '".filetype."'")
return
endif
echo join(s:GetSnippetNames(snippet_files), "\n")
endfunction
function s:PutSnippet(offset) range "{{{1
if !s:InitSnippets()
return
endif
let filetype = s:GetFiletype()
if len(filetype) == 0
call s:Warn("No filetype entered")
return
endif
if !s:HasFiletype(filetype)
call s:Warn("Filetype '".filetype."' does not exist")
return
endif
let snippet_files = s:GetSnippetFiles(filetype, "")
if len(snippet_files) == 0
call s:Warn("No snippets for filetype '".filetype."'")
return
endif
let snippet_names = s:GetSnippetNames(snippet_files)
let name = s:GetSnippet(filetype)
if len(name) == 0
call s:Warn("No snippet name entered")
return
endif
if count(snippet_names, name) == 0
call s:Warn("Snippet '".name."' does not exist")
return
endif
let snippet_file = snippet_files[index(snippet_names, name)]
if strlen(snippet_file) == 0
return
endif
let lines = readfile(snippet_file)
call append(a:firstline+a:offset, lines)
endfunction
function s:AddSnippet() range "{{{1
if !s:InitSnippets()
return
endif
let filetype = s:GetFiletype()
if !s:HasFiletype(filetype)
if s:GetConfirmation("Create filetype directory for '".filetype."'?")
call mkdir(g:snippets_base_directory.'/'.filetype)
else
call s:Warn("Directory for filetype '".filetype."' does not exist")
return
endif
endif
let name = s:GetSnippet(filetype)
if len(name) == 0
call s:Warn("No snippet name entered")
return
endif
let filename = g:snippets_base_directory.'/'.filetype.'/'.name
let filenames = s:GetSnippetFiles(filetype, "")
if count(filenames, filename) > 0 && !s:GetConfirmation("Overwrite current '".name."' snippet?")
return
endif
call writefile(getline(a:firstline, a:lastline), filename)
echo "Snippet '".name."' added for filetype '".filetype."'"
endfunction
function s:EditSnippet() "{{{1
if !s:InitSnippets()
return
endif
let filetype = s:GetFiletype()
if len(filetype) == 0
call s:Warn("No filetype entered")
return
endif
if !s:HasFiletype(filetype)
call s:Warn("Filetype '".filetype."' does not exist")
return
endif
let snippet_files = s:GetSnippetFiles(filetype, "")
if len(snippet_files) == 0
call s:Warn("No snippets for filetype '".filetype."'")
return
endif
let snippet_names = s:GetSnippetNames(snippet_files)
let name = s:GetSnippet(filetype)
if len(name) == 0
call s:Warn("No snippet name entered")
return
endif
if count(snippet_names, name) == 0
call s:Warn("Snippet '".name."' does not exist")
return
endif
let snippet_file = snippet_files[index(snippet_names, name)]
if strlen(snippet_file) == 0
return
endif
execute "tabedit ".snippet_file." | set ft=".filetype
endfunction
function s:DeleteSnippet() "{{{1
if !s:InitSnippets()
return
endif
let filetype = s:GetFiletype()
if len(filetype) == 0
call s:Warn("No filetype entered")
return
endif
if !s:HasFiletype(filetype)
call s:Warn("Filetype '".filetype."' does not exist")
return
endif
let snippet_files = s:GetSnippetFiles(filetype, "")
if len(snippet_files) == 0
call s:Warn("No snippets for filetype '".filetype."'")
return
endif
let snippet_names = s:GetSnippetNames(snippet_files)
let name = s:GetSnippet(filetype)
if len(name) == 0
call s:Warn("No snippet name entered")
return
endif
if count(snippet_names, name) == 0
call s:Warn("Snippet '".name."' does not exist")
return
endif
let snippet_file = snippet_files[index(snippet_names, name)]
if strlen(snippet_file) == 0
return
endif
if !s:GetConfirmation("Delete snippet '".name."'?")
return
endif
call delete(snippet_file)
echo "Snippet '".name."' for filetype '".filetype."' deleted"
endfunction
function s:InitSnippets() "{{{1
if !isdirectory(g:snippets_base_directory)
if s:GetConfirmation("Create snippet directory '".g:snippets_base_directory."'?")
call mkdir(g:snippets_base_directory, "p")
else
return 0
endif
endif
return 1
endfunction
function s:HasFiletype(filetype) "{{{1
if isdirectory(g:snippets_base_directory.'/'.a:filetype)
return 1
endif
return 0
endfunction
function s:Strip(str) "{{{1
return substitute(substitute(a:str, '\s*$', '', 'g'), '^\s*', '', 'g')
endfunction
function s:Warn(message) "{{{1
echohl WarningMsg | echo a:message | echohl None
endfunction
function s:Error(message) "{{{1
echohl ErrorMsg | echo a:message | echohl None
endfunction
function s:GetSnippet(filetype) "{{{1
let s:snippet_filetype = a:filetype
let snippet = input("Snippet: ", "", "customlist,".s:SID()."CompleteSnippetName")
unlet! s:snippet_filetype
return s:Strip(snippet)
endfunction
function s:GetFiletype() "{{{1
if len(&filetype) == 0
return s:Strip(input("Filetype: ", "", "customlist,".s:SID()."CompleteSnippetFiletype"))
else
return &filetype
endif
endfunction
function s:GetConfirmation(prompt) "{{{1
if confirm(a:prompt, "Yes\nNo") == 1
return 1
endif
return 0
endfunction
function s:CompleteSnippetName(arg_lead, cmd_line, cursor_pos) "{{{1
if len(s:snippet_filetype) == 0
return
endif
return s:GetSnippetNames(s:GetSnippetFiles(s:snippet_filetype, a:arg_lead))
endfunction
function s:CompleteSnippetFiletype(arg_lead, cmd_line, cursor_pos) "{{{1
return s:GetSnippetFiletypes(s:GetSnippetDirs(a:arg_lead))
endfunction
function s:GetSnippetNames(snippet_files) "{{{1
let snippet_names = []
for snippet_file in a:snippet_files
let tokens = split(snippet_file, '/')
call add(snippet_names, split(tokens[len(tokens)-1], '\.')[0])
endfor
return snippet_names
endfunction
function s:GetSnippetFiletypes(snippet_dirs) "{{{1
let snippet_filetypes = []
for snippet_dir in a:snippet_dirs
let tokens = split(snippet_dir, '/')
call add(snippet_filetypes, tokens[len(tokens)-1])
endfor
return snippet_filetypes
endfunction
function s:GetSnippetFiles(filetype, arg_lead) "{{{1
return split(glob(g:snippets_base_directory.'/'.a:filetype.'/'.a:arg_lead.'*'),"\n")
endfunction
function s:GetSnippetDirs(arg_lead) "{{{1
return split(glob(g:snippets_base_directory.'/'.a:arg_lead.'*'), "\n")
endfunction
let &cpo = s:save_cpo
fun! GetSnipsInCurrentScope()
let snips = {}
for scope in [bufnr('%')] + split(&ft, '\.') + ['_']
call extend(snips, get(s:snippets, scope, {}), 'keep')
call extend(snips, get(s:multi_snips, scope, {}), 'keep')
endfor
return snips
endf