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Fix empty locations handling (#538)

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This fixes out-of-range error for l:locations[0].
This commit is contained in:
glenvt18
2019-10-29 02:23:41 +03:00
committed by Prabir Shrestha
parent 46af4cd601
commit 47a883d7b2
1 changed files with 42 additions and 40 deletions
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82
autoload/lsp/ui/vim/utils.vim
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@@ -7,6 +7,10 @@ function! lsp#ui#vim#utils#locations_to_loc_list(result) abort
let l:locations = type(a:result['response']['result']) == type({}) ? [a:result['response']['result']] : a:result['response']['result']
if empty(l:locations) " some servers also return null so check to make sure it isn't empty
return []
endif
if has_key(l:locations[0],'targetUri') " server returns locationLinks
let l:use_link = 1
let l:uri = 'targetUri'
@@ -17,50 +21,48 @@ function! lsp#ui#vim#utils#locations_to_loc_list(result) abort
let l:range = 'range'
endif
if !empty(l:locations) " some servers also return null so check to make sure it isn't empty
let l:cache={}
for l:location in l:locations
if s:is_file_uri(l:location[l:uri])
let l:path = lsp#utils#uri_to_path(l:location[l:uri])
let l:line = l:location[l:range]['start']['line'] + 1
let l:char = l:location[l:range]['start']['character']
let l:col = lsp#utils#to_col(l:path, l:line, l:char)
let l:cache={}
for l:location in l:locations
if s:is_file_uri(l:location[l:uri])
let l:path = lsp#utils#uri_to_path(l:location[l:uri])
let l:line = l:location[l:range]['start']['line'] + 1
let l:char = l:location[l:range]['start']['character']
let l:col = lsp#utils#to_col(l:path, l:line, l:char)
let l:index = l:line - 1
if has_key(l:cache, l:path)
let l:text = l:cache[l:path][l:index]
let l:index = l:line - 1
if has_key(l:cache, l:path)
let l:text = l:cache[l:path][l:index]
else
let l:contents = getbufline(l:path, 1, '$')
if !empty(l:contents)
let l:text = l:contents[l:index]
else
let l:contents = getbufline(l:path, 1, '$')
if !empty(l:contents)
let l:text = l:contents[l:index]
else
let l:contents = readfile(l:path)
let l:cache[l:path] = l:contents
let l:text = l:contents[l:index]
endif
endif
if l:use_link
let l:viewstart = l:location['targetRange']['start']['line']
let l:viewend = l:location['targetRange']['end']['line']
call add(l:list, {
\ 'filename': l:path,
\ 'lnum': l:line,
\ 'col': l:col,
\ 'text': l:text,
\ 'viewstart': l:viewstart,
\ 'viewend': l:viewend
\ })
else
call add(l:list, {
\ 'filename': l:path,
\ 'lnum': l:line,
\ 'col': l:col,
\ 'text': l:text,
\ })
let l:contents = readfile(l:path)
let l:cache[l:path] = l:contents
let l:text = l:contents[l:index]
endif
endif
endfor
endif
if l:use_link
let l:viewstart = l:location['targetRange']['start']['line']
let l:viewend = l:location['targetRange']['end']['line']
call add(l:list, {
\ 'filename': l:path,
\ 'lnum': l:line,
\ 'col': l:col,
\ 'text': l:text,
\ 'viewstart': l:viewstart,
\ 'viewend': l:viewend
\ })
else
call add(l:list, {
\ 'filename': l:path,
\ 'lnum': l:line,
\ 'col': l:col,
\ 'text': l:text,
\ })
endif
endif
endfor
return l:list
endfunction