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function! linkvim#link#get() abort
if linkvim#u#is_code() | return {} | endif
for l:link_definition in g:linkvim#link#definitions#all
let l:match = s:match_at_cursor(l:link_definition.rx)
if empty(l:match) | continue | endif
return linkvim#link#class#new(l:link_definition, l:match)
endfor
return {}
endfunction
function! s:match_at_cursor(regex) abort
let l:lnum = line('.')
" Seach backwards for current regex
let l:c1 = searchpos(a:regex, 'ncb', l:lnum)[1]
if l:c1 == 0 | return {} | endif
" Ensure that the cursor is positioned on top of the match
let l:c1e = searchpos(a:regex, 'ncbe', l:lnum)[1]
if l:c1e >= l:c1 && l:c1e < col('.') | return {} | endif
" Find the end of the match
let l:c2 = searchpos(a:regex, 'nce', l:lnum)[1]
if l:c2 == 0 | return {} | endif
let l:c2 = linkvim#u#cnum_to_byte(l:c2)
return {
\ 'content': strpart(getline('.'), l:c1-1, l:c2-l:c1+1),
\ 'origin': expand('%:p'),
\ 'pos_end': [l:lnum, l:c2],
\ 'pos_start': [l:lnum, l:c1],
\}
endfunction
function! linkvim#link#show(...) abort
let l:link = linkvim#link#get()
if empty(l:link) || l:link.type ==# 'word'
call linkvim#log#info('No link detected')
else
let l:viewer = {
\ 'name': 'LinkInfo',
\ 'items': l:link.describe()
\}
function! l:viewer.print_content() abort dict
for [l:key, l:value] in l:self.items
call append('$', printf(' %-14s %s', l:key, l:value))
endfor
endfunction
call linkvim#scratch#new(l:viewer)
endif
endfunction
function! linkvim#link#follow(...) abort
let l:edit_cmd = a:0 > 0 ? a:1 : 'edit'
let l:link = linkvim#link#get()
if empty(l:link) | return | endif
try
call linkvim#url#follow(l:link.url, l:edit_cmd)
catch /E37:/
call linkvim#log#error(
\ "Can't follow link before you've saved the current buffer.")
endtry
endfunction
function! linkvim#link#get_scheme(link_type) abort
let l:scheme = get(g:linkvim_link_default_schemes, a:link_type, '')
if type(l:scheme) == v:t_dict
let l:scheme = get(l:scheme, expand('%:e'), '')
endif
return l:scheme
endfunction
function! linkvim#link#get_all_from_file(...) abort
let l:file = a:0 > 0 ? a:1 : expand('%:p')
if !filereadable(l:file) | return [] | endif
return linkvim#link#get_all_from_lines(readfile(l:file), l:file)
endfunction
function! linkvim#link#get_all_from_range(line1, line2) abort
let l:lines = getline(a:line1, a:line2)
return linkvim#link#get_all_from_lines(l:lines, expand('%:p'), a:line1)
endfunction
function! linkvim#link#get_all_from_lines(lines, file, ...) abort
let l:links = []
let l:in_code = v:false
let l:skip = v:false
let l:lnum = a:0 > 0 ? (a:1 - 1) : 0
for l:line in a:lines
let l:lnum += 1
let [l:in_code, l:skip] = linkvim#u#is_code_by_string(l:line, l:in_code)
if l:skip | continue | endif
let l:c2 = 0
while v:true
let l:c1 = match(l:line, g:linkvim#rx#link, l:c2) + 1
if l:c1 == 0 | break | endif
let l:content = matchstr(l:line, g:linkvim#rx#link, l:c2)
let l:c2 = l:c1 + strlen(l:content)
for l:link_definition in g:linkvim#link#definitions#all_real
if l:content =~# l:link_definition.rx
call add(l:links, linkvim#link#class#new(l:link_definition, {
\ 'content': l:content,
\ 'origin': a:file,
\ 'pos_start': [l:lnum, l:c1],
\ 'pos_end': [l:lnum, l:c2],
\}))
break
endif
endfor
endwhile
endfor
return l:links
endfunction
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