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https://github.com/inkarkat/vim-ingo-library.git
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Ingo Karkat
73 lines
2.1 KiB
VimL
73 lines
2.1 KiB
VimL
" ingo/dict/find.vim: Functions for finding keys that match a value in a Dictionary.
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"
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" DEPENDENCIES:
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"
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" Copyright: (C) 2014 Ingo Karkat
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" The VIM LICENSE applies to this script; see ':help copyright'.
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"
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" Maintainer: Ingo Karkat <ingo@karkat.de>
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"
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" REVISION DATE REMARKS
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" 1.020.001 29-May-2014 file creation
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function! s:Find( isAll, dict, value, ... )
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let l:resultKeys = []
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let l:keys = keys(a:dict)
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if a:0
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let l:keys = (empty(a:1) ? sort(l:keys) : sort(l:keys, a:1))
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endif
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for l:key in l:keys
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if a:dict[l:key] ==# a:value
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if a:isAll
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call add(l:resultKeys, l:key)
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else
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return l:key
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endif
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endif
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endfor
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return l:resultKeys
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endfunction
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function! ingo#dict#find#FirstKey( dict, value, ... )
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"******************************************************************************
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"* PURPOSE:
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" Find the first key in a:dict that has a:value.
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"* ASSUMPTIONS / PRECONDITIONS:
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" None.
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"* EFFECTS / POSTCONDITIONS:
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" None.
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"* INPUTS:
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" a:dict Dictionary.
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" a:value Value to search.
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" a:func Optional function name / Funcref to sort the keys of a:dict. If 0 or
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" '', uses default sort().
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"* RETURN VALUES:
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" key of a:dict, or [] to indicate no matching keys.
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"******************************************************************************
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return call('s:Find', [0, a:dict, a:value] + a:000)
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endfunction
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function! ingo#dict#find#Keys( dict, value, ... )
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"******************************************************************************
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"* PURPOSE:
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" Find all keys in a:dict that have a:value.
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"* ASSUMPTIONS / PRECONDITIONS:
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" None.
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"* EFFECTS / POSTCONDITIONS:
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" None.
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"* INPUTS:
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" a:dict Dictionary.
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" a:value Value to search.
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" a:func Optional function name / Funcref to sort the keys of a:dict. If 0 or
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" '', uses default sort().
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"* RETURN VALUES:
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" List of keys of a:dict, or [] to indicate no matching keys.
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"******************************************************************************
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return call('s:Find', [1, a:dict, a:value] + a:000)
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endfunction
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" vim: set ts=8 sts=4 sw=4 noexpandtab ff=unix fdm=syntax :
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