107 lines
3.3 KiB
VimL
107 lines
3.3 KiB
VimL
" MIT License. Copyright (c) 2013-2018 Bjorn Neergaard, hallettj et al.
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" This comes from the Languageclient plugin:
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" https://github.com/autozimu/LanguageClient-neovim
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" vim: et ts=2 sts=2 sw=2
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scriptencoding utf-8
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let s:error_symbol = get(g:, 'airline#extensions#languageclient#error_symbol', 'E:')
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let s:warning_symbol = get(g:, 'airline#extensions#languageclient#warning_symbol', 'W:')
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let s:show_line_numbers = get(g:, 'airline#extensions#languageclient#show_line_numbers', 1)
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" Severity codes from the LSP spec
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let s:severity_error = 1
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let s:severity_warning = 2
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let s:severity_info = 3
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let s:severity_hint = 4
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" After each LanguageClient state change `s:diagnostics` will be populated with
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" a map from file names to lists of errors, warnings, informational messages,
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" and hints.
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let s:diagnostics = {}
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function! s:languageclient_refresh()
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if get(g:, 'airline_skip_empty_sections', 0)
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exe ':AirlineRefresh'
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endif
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endfunction
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function! s:record_diagnostics(state)
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" The returned message might not have the 'result' key
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if has_key(a:state, 'result')
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let result = json_decode(a:state.result)
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let s:diagnostics = result.diagnostics
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endif
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call s:languageclient_refresh()
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endfunction
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function! s:get_diagnostics()
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call LanguageClient#getState(function("s:record_diagnostics"))
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endfunction
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function! s:diagnostics_for_buffer()
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return get(s:diagnostics, expand('%:p'), [])
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endfunction
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function! s:airline_languageclient_count(cnt, symbol)
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return a:cnt ? a:symbol. a:cnt : ''
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endfunction
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function! s:airline_languageclient_get_line_number(type) abort
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let linenumber_of_first_problem = 0
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for d in s:diagnostics_for_buffer()
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if has_key(d, 'severity') && d.severity == a:type
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let linenumber_of_first_problem = d.range.start.line
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break
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endif
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endfor
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if linenumber_of_first_problem == 0
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return ''
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endif
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let open_lnum_symbol = get(g:, 'airline#extensions#languageclient#open_lnum_symbol', '(L')
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let close_lnum_symbol = get(g:, 'airline#extensions#languageclient#close_lnum_symbol', ')')
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return open_lnum_symbol . linenumber_of_first_problem . close_lnum_symbol
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endfunction
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function! airline#extensions#languageclient#get(type)
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let is_err = a:type == s:severity_error
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let symbol = is_err ? s:error_symbol : s:warning_symbol
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let cnt = 0
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for d in s:diagnostics_for_buffer()
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if has_key(d, 'severity') && d.severity == a:type
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let cnt += 1
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endif
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endfor
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if cnt == 0
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return ''
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endif
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if s:show_line_numbers == 1
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return s:airline_languageclient_count(cnt, symbol) . <sid>airline_languageclient_get_line_number(a:type)
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else
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return s:airline_languageclient_count(cnt, symbol)
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endif
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endfunction
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function! airline#extensions#languageclient#get_warning()
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return airline#extensions#languageclient#get(s:severity_warning)
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endfunction
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function! airline#extensions#languageclient#get_error()
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return airline#extensions#languageclient#get(s:severity_error)
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endfunction
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function! airline#extensions#languageclient#init(ext)
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call airline#parts#define_function('languageclient_error_count', 'airline#extensions#languageclient#get_error')
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call airline#parts#define_function('languageclient_warning_count', 'airline#extensions#languageclient#get_warning')
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augroup airline_languageclient
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autocmd!
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autocmd User LanguageClientDiagnosticsChanged call <sid>get_diagnostics()
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augroup END
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endfunction
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