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63 lines
1.5 KiB
VimL
63 lines
1.5 KiB
VimL
7 years ago
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function! go#fillstruct#FillStruct() abort
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let l:cmd = ['fillstruct',
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\ '-file', bufname(''),
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\ '-offset', go#util#OffsetCursor(),
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\ '-line', line('.')]
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" Read from stdin if modified.
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if &modified
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call add(l:cmd, '-modified')
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let [l:out, l:err] = go#util#Exec(l:cmd, go#util#archive())
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else
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let [l:out, l:err] = go#util#Exec(l:cmd)
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endif
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if l:err
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call go#util#EchoError(l:out)
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return
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endif
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try
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let l:json = json_decode(l:out)
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catch
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call go#util#EchoError(l:out)
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return
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endtry
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" Output is array:
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"[
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" {"start": 92, "end": 106, "code": "mail.Address{\n\tName: \"\",\n\tAddress: \"\",\n}"},
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" {...second struct...}
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" ]
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let l:pos = getpos('.')
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try
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for l:struct in l:json
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let l:code = split(l:struct['code'], "\n")
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" Add any code before/after the struct.
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exe l:struct['start'] . 'go'
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let l:code[0] = getline('.')[:col('.')-1] . l:code[0]
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exe l:struct['end'] . 'go'
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let l:code[len(l:code)-1] .= getline('.')[col('.'):]
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" Indent every line except the first one; makes it look nice.
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let l:indent = repeat("\t", indent('.') / &tabstop)
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for l:i in range(1, len(l:code)-1)
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let l:code[l:i] = l:indent . l:code[l:i]
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endfor
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" Out with the old ...
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exe 'normal! ' . l:struct['start'] . 'gov' . l:struct['end'] . 'gox'
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" ... in with the new.
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call setline('.', l:code[0])
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call append('.', l:code[1:])
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endfor
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finally
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call setpos('.', l:pos)
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endtry
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endfunction
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" vim: sw=2 ts=2 et
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