diff --git a/after/plugin/snipMate.vim b/after/plugin/snipMate.vim index 598bf17..5ac1488 100644 --- a/after/plugin/snipMate.vim +++ b/after/plugin/snipMate.vim @@ -12,11 +12,10 @@ snor ' b' snor a snor bi -" By default load snippets in ~/.vim/snippets/ -if !exists('snippets_dir') - let snippets_dir = fnamemodify(finddir('snippets', &rtp), ':p') +" By default load snippets in snippets_dir +if empty(snippets_dir) || !isdirectory(snippets_dir) + finish endif -if empty(snippets_dir) | finish | endif if isdirectory(snippets_dir.'_') call ExtractSnips(snippets_dir.'_', '_') @@ -26,18 +25,4 @@ if filereadable(snippets_dir.'_.snippets') endif au FileType * call GetSnippets(g:snippets_dir) -let g:did_ft = {} -fun GetSnippets(dir) - for ft in split(&ft, '\.') - if !has_key(g:did_ft, ft) - if isdirectory(a:dir.ft) - call ExtractSnips(a:dir.ft, ft) - endif - if filereadable(a:dir.ft.'.snippets') - call ExtractSnipsFile(a:dir.ft.'.snippets') - endif - endif - let g:did_ft[ft] = 1 - endfor -endf " vim:noet:sw=4:ts=4:ft=vim diff --git a/autoload/snipMate.vim b/autoload/snipMate.vim new file mode 100644 index 0000000..b03405d --- /dev/null +++ b/autoload/snipMate.vim @@ -0,0 +1,401 @@ +fun! Filename(...) + let filename = expand('%:t:r') + if filename == '' | return a:0 == 2 ? a:2 : '' | endif + return !a:0 || a:1 == '' ? filename : substitute(a:1, '$1', filename, 'g') +endf + +fun s:RemoveSnippet() + unl g:snipPos s:curPos s:snipLen s:endSnip s:endSnipLine s:prevLen +endf + +fun snipMate#expandSnip(col) + let lnum = line('.') | let col = a:col + + call s:ProcessSnippet() + if g:snippet == '' + unl g:snippet | return '' " Avoid an error if the snippet is now empty + endif + + let snip = split(substitute(g:snippet, '$\d\|${\d.\{-}}', '', 'g'), "\n", 1) + + let line = getline(lnum) + let afterCursor = strpart(line, col - 1) + if afterCursor != "\t" && afterCursor != ' ' + let line = strpart(line, 0, col - 1) + let snip[-1] .= afterCursor + else + let afterCursor = '' + " For some reason the cursor needs to move one right after this + if line != '' && col == 1 && &ve !~ 'all\|onemore' + let col += 1 + endif + endif + + call setline(lnum, line.snip[0]) + + " Autoindent snippet according to previous indentation + let indent = matchend(line, '^.\{-}\ze\(\S\|$\)') + 1 + call append(lnum, map(snip[1:], "'".strpart(line, 0, indent - 1)."'.v:val")) + + let snipLen = s:BuildTabStops(lnum, col - indent, indent) + unl g:snippet + + if snipLen + let s:snipLen = snipLen + let s:curPos = 0 + let s:endSnip = g:snipPos[s:curPos][1] + let s:endSnipLine = g:snipPos[s:curPos][0] + + call cursor(g:snipPos[s:curPos][0], g:snipPos[s:curPos][1]) + let s:prevLen = [line('$'), col('$')] + if g:snipPos[s:curPos][2] != -1 | return s:SelectWord() | endif + else + unl g:snipPos + " Place cursor at end of snippet if no tab stop is given + let newlines = len(snip) - 1 + call cursor(lnum + newlines, indent + len(snip[-1]) - len(afterCursor) + \ + (newlines ? 0: col - 1)) + endif + return '' +endf + +fun s:ProcessSnippet() + " Evaluate eval (`...`) expressions. + " Using a loop here instead of a regex fixes a bug with nested "\=". + if stridx(g:snippet, '`') != -1 + wh match(g:snippet, '`.\{-}`') != -1 + let g:snippet = substitute(g:snippet, '`.\{-}`', + \ substitute(eval(matchstr(g:snippet, '`\zs.\{-}\ze`')), + \ "\n\\%$", '', ''), '') + endw + let g:snippet = substitute(g:snippet, "\r", "\n", 'g') + endif + + " Place all text after a colon in a tab stop after the tab stop + " (e.g. "${#:foo}" becomes "${:foo}foo"). + " This helps tell the position of the tab stops later. + let g:snippet = substitute(g:snippet, '${\d:\(.\{-}\)}', '&\1', 'g') + + " Update the g:snippet so that all the $# become + " the text after the colon in their associated ${#}. + " (e.g. "${1:foo}" turns all "$1"'s into "foo") + let i = 1 + wh stridx(g:snippet, '${'.i) != -1 + let s = matchstr(g:snippet, '${'.i.':\zs.\{-}\ze}') + if s != '' + let g:snippet = substitute(g:snippet, '$'.i, '&'.s, 'g') + endif + let i += 1 + endw + + if &et " Expand tabs to spaces if 'expandtab' is set. + let g:snippet = substitute(g:snippet, '\t', + \ repeat(' ', &sts ? &sts : &sw), 'g') + endif +endf + +fun s:Count(haystack, needle) + let counter = 0 + let index = stridx(a:haystack, a:needle) + wh index != -1 + let index = stridx(a:haystack, a:needle, index+1) + let counter += 1 + endw + return counter +endf + +" This function builds a list of a list of each tab stop in the +" snippet containing: +" 1.) The tab stop's line number. +" 2.) The tab stop's column number +" (by getting the length of the string between the last "\n" and the +" tab stop). +" 3.) The length of the text after the colon for the current tab stop +" (e.g. "${1:foo}" would return 3). If there is no text, -1 is returned. +" 4.) If the "${#:}" construct is given, another list containing all +" the matches of "$#", to be replaced with the placeholder. This list is +" composed the same way as the parent; the first item is the line number, +" and the second is the column. +fun s:BuildTabStops(lnum, col, indent) + let snipPos = [] + let i = 1 + let withoutVars = substitute(g:snippet, '$\d', '', 'g') + wh stridx(g:snippet, '${'.i) != -1 + let beforeTabStop = matchstr(withoutVars, '^.*\ze${'.i) + let withoutOthers = substitute(withoutVars, '${'.i.'\@!\d.\{-}}', '', 'g') + let snipPos += [[a:lnum + s:Count(beforeTabStop, "\n"), + \ a:indent + len(matchstr(withoutOthers, + \ "^.*\\(\n\\|^\\)\\zs.*\\ze${".i)), -1]] + if snipPos[i-1][0] == a:lnum + let snipPos[i-1][1] += a:col + endif + + " Get all $# matches in another list, if ${#:name} is given + if stridx(withoutVars, '${'.i.':') != -1 + let j = i-1 + let snipPos[j][2] = len(matchstr(withoutVars, '${'.i.':\zs.\{-}\ze}')) + let snipPos[j] += [[]] + let withoutOthers = substitute(g:snippet, '${\d.\{-}}\|$'.i.'\@!\d', '', 'g') + wh stridx(withoutOthers, '$'.i) != -1 + let beforeMark = matchstr(withoutOthers, '^.\{-}\ze$'.i) + let linecount = a:lnum + s:Count(beforeMark, "\n") + let snipPos[j][3] += [[linecount, + \ a:indent + (linecount > a:lnum + \ ? len(matchstr(beforeMark, "^.*\n\\zs.*")) + \ : a:col + len(beforeMark))]] + let withoutOthers = substitute(withoutOthers, '$'.i, '', '') + endw + endif + let i += 1 + endw + + let g:snipPos = snipPos + return i - 1 +endf + +fun snipMate#jumpTabStop() + if exists('s:update') + call s:UpdatePlaceholderTabStops() + else + call s:UpdateTabStops() + endif + + let s:curPos += 1 + if s:curPos == s:snipLen + let sMode = s:endSnip == g:snipPos[s:curPos-1][1]+g:snipPos[s:curPos-1][2] + call s:RemoveSnippet() + return sMode ? "\" : TriggerSnippet() + endif + + call cursor(g:snipPos[s:curPos][0], g:snipPos[s:curPos][1]) + + let s:endSnipLine = g:snipPos[s:curPos][0] + let s:endSnip = g:snipPos[s:curPos][1] + let s:prevLen = [line('$'), col('$')] + + return g:snipPos[s:curPos][2] == -1 ? '' : s:SelectWord() +endf + +fun s:UpdatePlaceholderTabStops() + " Update tab stops in snippet if text has been added via "$#", + " e.g. in "${1:foo}bar$1${2}" + if exists('s:origPos') + let changeLen = s:origWordLen - g:snipPos[s:curPos][2] + + " This could probably be more efficent... + if changeLen != 0 + let lnum = line('.') + let len = len(s:origPos) + for pos in g:snipPos[(s:curPos + 1):] + let i = 0 | let j = 0 | let k = 0 + let endSnip = pos[2] + pos[1] - 1 + wh i < len && s:origPos[i][0] <= pos[0] + if pos[0] == s:origPos[i][0] + if pos[1] > s:origPos[i][1] + \ || (pos[2] == -1 && pos[1] == s:origPos[i][1]) + let j += 1 + elseif s:origPos[i][1] < endSnip " Parse variables within placeholders + let k += 1 + endif + endif + let i += 1 + endw + if pos[0] == lnum && pos[1] > s:origSnipPos + let j += 1 + endif + let pos[1] -= changeLen*j + let pos[2] -= changeLen*k + + if pos[2] != -1 + for nPos in pos[3] + let i = 0 | let j = 0 + wh i < len && s:origPos[i][0] <= nPos[0] + if nPos[0] == s:origPos[i][0] && nPos[1] > s:origPos[i][1] + let j += 1 + endif + let i += 1 + endw + if nPos[0] == lnum && nPos[1] > s:origSnipPos + let j += 1 + endif + if nPos[0] > s:origPos[0][0] | break | endif + let nPos[1] -= changeLen*j + endfor + endif + endfor + endif + unl s:endSnip s:origPos s:origSnipPos + endif + unl s:startSnip s:origWordLen s:update +endf + +fun s:UpdateTabStops(...) + let changeLine = a:0 ? a:1 : s:endSnipLine - g:snipPos[s:curPos][0] + let changeCol = a:0 > 1 ? a:2 : s:endSnip - g:snipPos[s:curPos][1] + if exists('s:origWordLen') + let changeCol -= s:origWordLen | unl s:origWordLen + endif + " There's probably a more efficient way to do this as well... + let lnum = g:snipPos[s:curPos][0] + let col = g:snipPos[s:curPos][1] + " Update the line number of all proceeding tab stops if has + " been inserted. + if changeLine != 0 + for pos in g:snipPos[(s:curPos + 1):] + if pos[0] >= lnum + if pos[0] == lnum + let pos[1] += changeCol + endif + let pos[0] += changeLine + endif + if pos[2] != -1 + for nPos in pos[3] + if nPos[0] >= lnum + if nPos[0] == lnum + let nPos[1] += changeCol + endif + let nPos[0] += changeLine + endif + endfor + endif + endfor + elseif changeCol != 0 + " Update the column of all proceeding tab stops if text has + " been inserted/deleted in the current line. + for pos in g:snipPos[(s:curPos + 1):] + if pos[1] >= col && pos[0] == lnum + let pos[1] += changeCol + endif + if pos[2] != -1 + for nPos in pos[3] + if nPos[0] > lnum | break | endif + if nPos[0] == lnum && nPos[1] >= col + let nPos[1] += changeCol + endif + endfor + endif + endfor + endif +endf + +fun s:SelectWord() + let s:origWordLen = g:snipPos[s:curPos][2] + let s:oldWord = strpart(getline('.'), g:snipPos[s:curPos][1] - 1, + \ s:origWordLen) + let s:prevLen[1] -= s:origWordLen + if !empty(g:snipPos[s:curPos][3]) + let s:update = 1 + let s:endSnip = -1 + let s:startSnip = g:snipPos[s:curPos][1] - 1 + endif + if !s:origWordLen | return '' | endif + let l = col('.') != 1 ? 'l' : '' + if &sel == 'exclusive' + return "\".l.'v'.s:origWordLen."l\" + endif + return s:origWordLen == 1 ? "\".l.'gh' + \ : "\".l.'v'.(s:origWordLen - 1)."l\" +endf + +" This updates the snippet as you type when text needs to be inserted +" into multiple places (e.g. in "${1:default text}foo$1bar$1", +" "default text" would be highlighted, and if the user types something, +" UpdateChangedSnip() would be called so that the text after "foo" & "bar" +" are updated accordingly) +" +" It also automatically quits the snippet if the cursor is moved out of it +" while in insert mode. +au CursorMovedI * call s:UpdateChangedSnip(0) +au InsertEnter * call s:UpdateChangedSnip(1) +fun s:UpdateChangedSnip(entering) + if exists('s:update') + if !exists('s:origPos') && s:curPos + 1 < s:snipLen + " Save the old snippet & word length before it's updated + " s:startSnip must be saved too, in case text is added + " before the snippet (e.g. in "foo$1${2}bar${1:foo}"). + let s:origSnipPos = s:startSnip + let s:origPos = deepcopy(g:snipPos[s:curPos][3]) + endif + let col = col('.') - 1 + + if s:endSnip != -1 + let changeLen = col('$') - s:prevLen[1] + let s:endSnip += changeLen + else " When being updated the first time, after leaving select mode + if a:entering | return | endif + let s:endSnip = col - 1 + endif + + " If the cursor moves outside the snippet, quit it + if line('.') != g:snipPos[s:curPos][0] || col < s:startSnip || + \ col - 1 > s:endSnip + unl! s:startSnip s:origWordLen s:origPos s:update + return s:RemoveSnippet() + endif + + call s:UpdateSnip() + let s:prevLen[1] = col('$') + elseif exists('g:snipPos') + let col = col('.') + let lnum = line('.') + let changeLine = line('$') - s:prevLen[0] + + if lnum == s:endSnipLine + let s:endSnip += col('$') - s:prevLen[1] + let s:prevLen = [line('$'), col('$')] + endif + if changeLine != 0 + let s:endSnipLine += changeLine + let s:endSnip = col + endif + + " Delete snippet if cursor moves out of it in insert mode + if (lnum == s:endSnipLine && (col > s:endSnip || col < g:snipPos[s:curPos][1])) + \ || lnum > s:endSnipLine || lnum < g:snipPos[s:curPos][0] + call s:RemoveSnippet() + endif + endif +endf + +fun s:UpdateSnip(...) + " Using strpart() here avoids a bug if s:endSnip was negative that would + " happen with the getline('.')[(s:startSnip):(s:endSnip)] syntax + let newWordLen = a:0 ? a:1 : s:endSnip - s:startSnip + 1 + let newWord = strpart(getline('.'), s:startSnip, newWordLen) + if newWord != s:oldWord + let changeLen = g:snipPos[s:curPos][2] - newWordLen + let curLine = line('.') + let startCol = col('.') + let oldStartSnip = s:startSnip + let updateSnip = changeLen != 0 + let i = 0 + + for pos in g:snipPos[s:curPos][3] + if updateSnip + let start = s:startSnip + if pos[0] == curLine && pos[1] <= start + let s:startSnip -= changeLen + let s:endSnip -= changeLen + endif + for nPos in g:snipPos[s:curPos][3][(i):] + if nPos[0] == pos[0] + if nPos[1] > pos[1] || (nPos == [curLine, pos[1]] && + \ nPos[1] > start) + let nPos[1] -= changeLen + endif + elseif nPos[0] > pos[0] | break | endif + endfor + let i += 1 + endif + + call setline(pos[0], substitute(getline(pos[0]), '\%'.pos[1].'c\V'. + \ escape(s:oldWord, '\'), escape(newWord, '\'), '')) + endfor + if oldStartSnip != s:startSnip + call cursor('.', startCol + s:startSnip - oldStartSnip) + endif + + let s:oldWord = newWord + let g:snipPos[s:curPos][2] = newWordLen + endif +endf diff --git a/plugin/snipMate.vim b/plugin/snipMate.vim index 66cc383..d132a1d 100644 --- a/plugin/snipMate.vim +++ b/plugin/snipMate.vim @@ -27,11 +27,9 @@ com! -nargs=+ -bang BufferSnip let s:snippets = {} | let s:multi_snips = {} -fun! Filename(...) - let filename = expand('%:t:r') - if filename == '' | return a:0 == 2 ? a:2 : '' | endif - return !a:0 || a:1 == '' ? filename : substitute(a:1, '$1', filename, 'g') -endf +if !exists('snippets_dir') + let snippets_dir = fnamemodify(finddir('snippets', &rtp), ':p') +endif fun! MakeSnip(scope, trigger, content, ...) let multisnip = a:0 && a:1 != '' @@ -74,9 +72,7 @@ fun s:ProcessFile(file, ft, ...) endf fun! ExtractSnipsFile(file) - if !filereadable(a:file) - return echom "Error in snipMate.vim: couldn't read file: ".a:file - endif + if !filereadable(a:file) | return | endif let text = readfile(a:file) let ft = fnamemodify(a:file, ':t:r') let inSnip = 0 @@ -107,20 +103,19 @@ fun! ResetSnippets() let s:snippets = {} | let s:multi_snips = {} | let g:did_ft = {} endf -fun s:RemoveSnippet() - unl s:snipPos s:curPos s:snipLen s:endSnip s:endSnipLine s:prevLen -endf - -fun s:ChooseSnippet(scope, trigger) - let snippet = [] - let i = 1 - for snip in s:multi_snips[a:scope][a:trigger] - let snippet += [i.'. '.snip[0]] - let i += 1 +let g:did_ft = {} +fun! GetSnippets(dir) + for ft in split(&ft, '\.') + if !has_key(g:did_ft, ft) + if isdirectory(a:dir.ft) + call ExtractSnips(a:dir.ft, ft) + endif + if filereadable(a:dir.ft.'.snippets') + call ExtractSnipsFile(a:dir.ft.'.snippets') + endif + endif + let g:did_ft[ft] = 1 endfor - if i == 2 | return s:multi_snips[a:scope][a:trigger][0][1] | endif - let num = inputlist(snippet) - 1 - return num == -1 ? '' : s:multi_snips[a:scope][a:trigger][num][1] endf fun! TriggerSnippet() @@ -129,29 +124,30 @@ fun! TriggerSnippet() return exists('b:complType') ? b:complType : "\" endif call feedkeys("\a", 'n') - return exists('s:snipPos') ? '' : "\" + return exists('g:snipPos') ? '' : "\" endif if !exists('s:sid') && exists('g:SuperTabMappingForward') \ && g:SuperTabMappingForward == "" call s:GetSuperTabSID() endif + if exists('g:snipPos') | return snipMate#jumpTabStop() | endif + let word = matchstr(getline('.'), '\S\+\%'.col('.').'c') for scope in [bufnr('%')] + split(&ft, '\.') + ['_'] let trigger = s:GetSnippet(word, scope) - if exists('s:snippet') | break | endif + if exists('g:snippet') | break | endif endfor " If word is a trigger for a snippet, delete the trigger & expand the snippet. - if exists('s:snippet') - if s:snippet == '' " If user cancelled a multi snippet, quit. - unl s:snippet | return '' + if exists('g:snippet') + if g:snippet == '' " If user cancelled a multi snippet, quit. + unl g:snippet | return '' endif let col = col('.') - len(trigger) sil exe 's/'.escape(trigger, '.^$/\*[]').'\%#//' - return s:ExpandSnippet(col) + return snipMate#expandSnip(col) endif - if exists('s:snipPos') | return s:JumpTabStop() | endif return exists('s:sid') ? {s:sid}_SuperTab('n') : "\" endf @@ -166,11 +162,11 @@ endf " the text after non-word characters is (e.g. check for "foo" in "bar.foo") fun s:GetSnippet(word, scope) let word = a:word - wh !exists('s:snippet') + wh !exists('g:snippet') if exists('s:snippets["'.a:scope.'"]['''.word.''']') - let s:snippet = s:snippets[a:scope][word] + let g:snippet = s:snippets[a:scope][word] elseif exists('s:multi_snips["'.a:scope.'"]['''.word.''']') - let s:snippet = s:ChooseSnippet(a:scope, word) + let g:snippet = s:ChooseSnippet(a:scope, word) else if match(word, '\W') == -1 | break | endif let word = substitute(word, '.\{-}\W', '', '') @@ -179,398 +175,15 @@ fun s:GetSnippet(word, scope) return word endf -fun s:ExpandSnippet(col) - let lnum = line('.') | let col = a:col - - call s:ProcessSnippet() - if s:snippet == '' - return unl s:snippet " Avoid an error if the snippet is now empty - endif - - let snip = split(substitute(s:snippet, '$\d\|${\d.\{-}}', '', 'g'), "\n", 1) - - let line = getline(lnum) - let afterCursor = strpart(line, col - 1) - if afterCursor != "\t" && afterCursor != ' ' - let line = strpart(line, 0, col - 1) - let snip[-1] .= afterCursor - else - let afterCursor = '' - " For some reason the cursor needs to move one right after this - if line != '' && col == 1 && &ve !~ 'all\|onemore' - let col += 1 - endif - endif - - call setline(lnum, line.snip[0]) - - " Autoindent snippet according to previous indentation - let indent = matchend(line, '^.\{-}\ze\(\S\|$\)') + 1 - call append(lnum, map(snip[1:], "'".strpart(line, 0, indent - 1)."'.v:val")) - - let snipLen = s:BuildTabStops(lnum, col - indent, indent) - unl s:snippet - - if snipLen - if exists('s:snipLen') - let s:snipLen += snipLen | let s:curPos += 1 - else - let s:snipLen = snipLen | let s:curPos = 0 - endif - let s:endSnip = s:snipPos[s:curPos][1] - let s:endSnipLine = s:snipPos[s:curPos][0] - - call cursor(s:snipPos[s:curPos][0], s:snipPos[s:curPos][1]) - let s:prevLen = [line('$'), col('$')] - if s:snipPos[s:curPos][2] != -1 | return s:SelectWord() | endif - else - if !exists('s:snipLen') | unl s:snipPos | endif - " Place cursor at end of snippet if no tab stop is given - let newlines = len(snip) - 1 - call cursor(lnum + newlines, indent + len(snip[-1]) - len(afterCursor) - \ + (newlines ? 0: col - 1)) - endif - return '' -endf - -fun s:ProcessSnippet() - " Evaluate eval (`...`) expressions. - " Using a loop here instead of a regex fixes a bug with nested "\=". - if stridx(s:snippet, '`') != -1 - wh match(s:snippet, '`.\{-}`') != -1 - let s:snippet = substitute(s:snippet, '`.\{-}`', - \ substitute(eval(matchstr(s:snippet, '`\zs.\{-}\ze`')), - \ "\n\\%$", '', ''), '') - endw - let s:snippet = substitute(s:snippet, "\r", "\n", 'g') - endif - - " Place all text after a colon in a tab stop after the tab stop - " (e.g. "${#:foo}" becomes "${:foo}foo"). - " This helps tell the position of the tab stops later. - let s:snippet = substitute(s:snippet, '${\d:\(.\{-}\)}', '&\1', 'g') - - " Update the s:snippet so that all the $# become - " the text after the colon in their associated ${#}. - " (e.g. "${1:foo}" turns all "$1"'s into "foo") +fun s:ChooseSnippet(scope, trigger) + let snippet = [] let i = 1 - wh stridx(s:snippet, '${'.i) != -1 - let s = matchstr(s:snippet, '${'.i.':\zs.\{-}\ze}') - if s != '' - let s:snippet = substitute(s:snippet, '$'.i, '&'.s, 'g') - endif + for snip in s:multi_snips[a:scope][a:trigger] + let snippet += [i.'. '.snip[0]] let i += 1 - endw - - if &et " Expand tabs to spaces if 'expandtab' is set. - let s:snippet = substitute(s:snippet, '\t', - \ repeat(' ', &sts ? &sts : &sw), 'g') - endif -endf - -fun s:Count(haystack, needle) - let counter = 0 - let index = stridx(a:haystack, a:needle) - wh index != -1 - let index = stridx(a:haystack, a:needle, index+1) - let counter += 1 - endw - return counter -endf - -" This function builds a list of a list of each tab stop in the -" snippet containing: -" 1.) The tab stop's line number. -" 2.) The tab stop's column number -" (by getting the length of the string between the last "\n" and the -" tab stop). -" 3.) The length of the text after the colon for the current tab stop -" (e.g. "${1:foo}" would return 3). If there is no text, -1 is returned. -" 4.) If the "${#:}" construct is given, another list containing all -" the matches of "$#", to be replaced with the placeholder. This list is -" composed the same way as the parent; the first item is the line number, -" and the second is the column. -fun s:BuildTabStops(lnum, col, indent) - let snipPos = [] - let i = 1 - let withoutVars = substitute(s:snippet, '$\d', '', 'g') - wh stridx(s:snippet, '${'.i) != -1 - let beforeTabStop = matchstr(withoutVars, '^.*\ze${'.i) - let withoutOthers = substitute(withoutVars, '${'.i.'\@!\d.\{-}}', '', 'g') - let snipPos += [[a:lnum + s:Count(beforeTabStop, "\n"), - \ a:indent + len(matchstr(withoutOthers, - \ "^.*\\(\n\\|^\\)\\zs.*\\ze${".i)), -1]] - if snipPos[i-1][0] == a:lnum - let snipPos[i-1][1] += a:col - endif - - " Get all $# matches in another list, if ${#:name} is given - if stridx(withoutVars, '${'.i.':') != -1 - let j = i-1 - let snipPos[j][2] = len(matchstr(withoutVars, '${'.i.':\zs.\{-}\ze}')) - let snipPos[j] += [[]] - let withoutOthers = substitute(s:snippet, '${\d.\{-}}\|$'.i.'\@!\d', '', 'g') - wh stridx(withoutOthers, '$'.i) != -1 - let beforeMark = matchstr(withoutOthers, '^.\{-}\ze$'.i) - let linecount = a:lnum + s:Count(beforeMark, "\n") - let snipPos[j][3] += [[linecount, - \ a:indent + (linecount > a:lnum - \ ? len(matchstr(beforeMark, "^.*\n\\zs.*")) - \ : a:col + len(beforeMark))]] - let withoutOthers = substitute(withoutOthers, '$'.i, '', '') - endw - endif - let i += 1 - endw - - let s:snipPos = snipPos - return i - 1 -endf - -fun s:JumpTabStop() - if exists('s:update') - call s:UpdatePlaceholderTabStops() - else - call s:UpdateTabStops() - endif - - let s:curPos += 1 - if s:curPos == s:snipLen - let sMode = s:endSnip == s:snipPos[s:curPos-1][1]+s:snipPos[s:curPos-1][2] - call s:RemoveSnippet() - return sMode ? "\" : TriggerSnippet() - endif - - call cursor(s:snipPos[s:curPos][0], s:snipPos[s:curPos][1]) - - let s:endSnipLine = s:snipPos[s:curPos][0] - let s:endSnip = s:snipPos[s:curPos][1] - let s:prevLen = [line('$'), col('$')] - - return s:snipPos[s:curPos][2] == -1 ? '' : s:SelectWord() -endf - -fun s:UpdatePlaceholderTabStops() - " Update tab stops in snippet if text has been added via "$#", - " e.g. in "${1:foo}bar$1${2}" - if exists('s:origPos') - let changeLen = s:origWordLen - s:snipPos[s:curPos][2] - - " This could probably be more efficent... - if changeLen != 0 - let lnum = line('.') - let len = len(s:origPos) - for pos in s:snipPos[(s:curPos + 1):] - let i = 0 | let j = 0 | let k = 0 - let endSnip = pos[2] + pos[1] - 1 - wh i < len && s:origPos[i][0] <= pos[0] - if pos[0] == s:origPos[i][0] - if pos[1] > s:origPos[i][1] - \ || (pos[2] == -1 && pos[1] == s:origPos[i][1]) - let j += 1 - elseif s:origPos[i][1] < endSnip " Parse variables within placeholders - let k += 1 - endif - endif - let i += 1 - endw - if pos[0] == lnum && pos[1] > s:origSnipPos - let j += 1 - endif - let pos[1] -= changeLen*j - let pos[2] -= changeLen*k - - if pos[2] != -1 - for nPos in pos[3] - let i = 0 | let j = 0 - wh i < len && s:origPos[i][0] <= nPos[0] - if nPos[0] == s:origPos[i][0] && nPos[1] > s:origPos[i][1] - let j += 1 - endif - let i += 1 - endw - if nPos[0] == lnum && nPos[1] > s:origSnipPos - let j += 1 - endif - if nPos[0] > s:origPos[0][0] | break | endif - let nPos[1] -= changeLen*j - endfor - endif - endfor - endif - unl s:endSnip s:origPos s:origSnipPos - endif - unl s:startSnip s:origWordLen s:update -endf - -fun s:UpdateTabStops(...) - let changeLine = a:0 ? a:1 : s:endSnipLine - s:snipPos[s:curPos][0] - let changeCol = a:0 > 1 ? a:2 : s:endSnip - s:snipPos[s:curPos][1] - if exists('s:origWordLen') - let changeCol -= s:origWordLen | unl s:origWordLen - endif - " There's probably a more efficient way to do this as well... - let lnum = s:snipPos[s:curPos][0] - let col = s:snipPos[s:curPos][1] - " Update the line number of all proceeding tab stops if has - " been inserted. - if changeLine != 0 - for pos in s:snipPos[(s:curPos + 1):] - if pos[0] >= lnum - if pos[0] == lnum - let pos[1] += changeCol - endif - let pos[0] += changeLine - endif - if pos[2] != -1 - for nPos in pos[3] - if nPos[0] >= lnum - if nPos[0] == lnum - let nPos[1] += changeCol - endif - let nPos[0] += changeLine - endif - endfor - endif - endfor - elseif changeCol != 0 - " Update the column of all proceeding tab stops if text has - " been inserted/deleted in the current line. - for pos in s:snipPos[(s:curPos + 1):] - if pos[1] >= col && pos[0] == lnum - let pos[1] += changeCol - endif - if pos[2] != -1 - for nPos in pos[3] - if nPos[0] > lnum | break | endif - if nPos[0] == lnum && nPos[1] >= col - let nPos[1] += changeCol - endif - endfor - endif - endfor - endif -endf - -fun s:SelectWord() - let s:origWordLen = s:snipPos[s:curPos][2] - let s:oldWord = strpart(getline('.'), s:snipPos[s:curPos][1] - 1, - \ s:origWordLen) - let s:prevLen[1] -= s:origWordLen - if !empty(s:snipPos[s:curPos][3]) - let s:update = 1 - let s:endSnip = -1 - let s:startSnip = s:snipPos[s:curPos][1] - 1 - endif - if !s:origWordLen | return '' | endif - let l = col('.') != 1 ? 'l' : '' - if &sel == 'exclusive' - return "\".l.'v'.s:origWordLen."l\" - endif - return s:origWordLen == 1 ? "\".l.'gh' - \ : "\".l.'v'.(s:origWordLen - 1)."l\" -endf - -" This updates the snippet as you type when text needs to be inserted -" into multiple places (e.g. in "${1:default text}foo$1bar$1", -" "default text" would be highlighted, and if the user types something, -" UpdateChangedSnip() would be called so that the text after "foo" & "bar" -" are updated accordingly) -" -" It also automatically quits the snippet if the cursor is moved out of it -" while in insert mode. -au CursorMovedI * call s:UpdateChangedSnip(0) -au InsertEnter * call s:UpdateChangedSnip(1) -fun s:UpdateChangedSnip(entering) - if exists('s:update') - if !exists('s:origPos') && s:curPos + 1 < s:snipLen - " Save the old snippet & word length before it's updated - " s:startSnip must be saved too, in case text is added - " before the snippet (e.g. in "foo$1${2}bar${1:foo}"). - let s:origSnipPos = s:startSnip - let s:origPos = deepcopy(s:snipPos[s:curPos][3]) - endif - let col = col('.') - 1 - - if s:endSnip != -1 - let changeLen = col('$') - s:prevLen[1] - let s:endSnip += changeLen - else " When being updated the first time, after leaving select mode - if a:entering | return | endif - let s:endSnip = col - 1 - endif - - " If the cursor moves outside the snippet, quit it - if line('.') != s:snipPos[s:curPos][0] || col < s:startSnip || - \ col - 1 > s:endSnip - unl! s:startSnip s:origWordLen s:origPos s:update - return s:RemoveSnippet() - endif - - call s:UpdateSnip() - let s:prevLen[1] = col('$') - elseif exists('s:snipPos') - let col = col('.') - let lnum = line('.') - let changeLine = line('$') - s:prevLen[0] - - if lnum == s:endSnipLine - let s:endSnip += col('$') - s:prevLen[1] - let s:prevLen = [line('$'), col('$')] - endif - if changeLine != 0 - let s:endSnipLine += changeLine - let s:endSnip = col - endif - - " Delete snippet if cursor moves out of it in insert mode - if (lnum == s:endSnipLine && (col > s:endSnip || col < s:snipPos[s:curPos][1])) - \ || lnum > s:endSnipLine || lnum < s:snipPos[s:curPos][0] - call s:RemoveSnippet() - endif - endif -endf - -fun s:UpdateSnip(...) - " Using strpart() here avoids a bug if s:endSnip was negative that would - " happen with the getline('.')[(s:startSnip):(s:endSnip)] syntax - let newWordLen = a:0 ? a:1 : s:endSnip - s:startSnip + 1 - let newWord = strpart(getline('.'), s:startSnip, newWordLen) - if newWord != s:oldWord - let changeLen = s:snipPos[s:curPos][2] - newWordLen - let curLine = line('.') - let startCol = col('.') - let oldStartSnip = s:startSnip - let updateSnip = changeLen != 0 - let i = 0 - - for pos in s:snipPos[s:curPos][3] - if updateSnip - let start = s:startSnip - if pos[0] == curLine && pos[1] <= start - let s:startSnip -= changeLen - let s:endSnip -= changeLen - endif - for nPos in s:snipPos[s:curPos][3][(i):] - if nPos[0] == pos[0] - if nPos[1] > pos[1] || (nPos == [curLine, pos[1]] && - \ nPos[1] > start) - let nPos[1] -= changeLen - endif - elseif nPos[0] > pos[0] | break | endif - endfor - let i += 1 - endif - - call setline(pos[0], substitute(getline(pos[0]), '\%'.pos[1].'c\V'. - \ escape(s:oldWord, '\'), escape(newWord, '\'), '')) - endfor - if oldStartSnip != s:startSnip - call cursor('.', startCol + s:startSnip - oldStartSnip) - endif - - let s:oldWord = newWord - let s:snipPos[s:curPos][2] = newWordLen - endif + endfor + if i == 2 | return s:multi_snips[a:scope][a:trigger][0][1] | endif + let num = inputlist(snippet) - 1 + return num == -1 ? '' : s:multi_snips[a:scope][a:trigger][num][1] endf " vim:noet:sw=4:ts=4:ft=vim