73 lines
1.7 KiB
VimL
73 lines
1.7 KiB
VimL
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" don't spam the user when Vim is started in Vi compatibility mode
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let s:cpo_save = &cpo
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set cpo&vim
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" go#lsp#lsp#Position returns the LSP text position. If no arguments are
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" provided, the cursor position is assumed. Otherwise, there should be two
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" arguments: the line and the column.
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function! go#lsp#lsp#Position(...)
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if a:0 < 2
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let [l:line, l:col] = getpos('.')[1:2]
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else
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let l:line = a:1
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let l:col = a:2
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endif
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let l:content = getline(l:line)
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" LSP uses 0-based lines.
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return [l:line - 1, s:character(l:line, l:col-1)]
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endfunction
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function! s:strlen(str) abort
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let l:runes = split(a:str, '\zs')
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return len(l:runes) + len(filter(l:runes, 'char2nr(v:val)>=0x10000'))
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endfunction
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function! s:character(line, col) abort
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return s:strlen(getline(a:line)[:col([a:line, a:col - 1])])
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endfunction
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" go#lsp#PositionOf returns len(content[0:units]) where units is utf-16 code
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" units. This is mostly useful for converting LSP text position to vim
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" position.
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function! go#lsp#lsp#PositionOf(content, units, ...) abort
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if a:units == 0
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return 1
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endif
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let l:remaining = a:units
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let l:str = ''
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for l:rune in split(a:content, '\zs')
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if l:remaining < 0
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break
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endif
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let l:remaining -= 1
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if char2nr(l:rune) >= 0x10000
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let l:remaining -= 1
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endif
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let l:str = l:str . l:rune
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endfor
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return len(l:str)
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endfunction
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function! go#lsp#lsp#SeverityToErrorType(severity) abort
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if a:severity == 1
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return 'E'
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elseif a:severity == 2
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return 'W'
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elseif a:severity == 3
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return 'I'
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elseif a:severity == 4
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return 'I'
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endif
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return ''
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endfunction
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" restore Vi compatibility settings
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let &cpo = s:cpo_save
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unlet s:cpo_save
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" vim: sw=2 ts=2 et
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