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Allow default mappings to be overridden

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Partial solution to #11
This commit is contained in:
Tom McDonald 2013-12-21 22:51:50 -05:00
parent fba5bcea8c
commit 855b57077e
1 changed files with 10 additions and 4 deletions
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14
plugin/exchange.vim
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@ -129,6 +129,12 @@ function! s:store_pos(start, end)
return [getpos(a:start), getpos(a:end)]
endfunction
function! s:create_map(mode, lhs, rhs)
if !hasmapto(a:rhs, a:mode)
execute a:mode.'map '.a:lhs.' '.a:rhs
endif
endfunction
nnoremap <silent> <Plug>Exchange :<C-u>set opfunc=<SID>exchange_set<CR>g@
vnoremap <silent> <Plug>Exchange :<C-u>call <SID>exchange_set(visualmode(), 1)<CR>
nnoremap <silent> <Plug>ExchangeClear :<C-u>call <SID>exchange_clear()<CR>
@ -138,7 +144,7 @@ if exists('g:exchange_no_mappings')
finish
endif
nmap cx <Plug>Exchange
vmap cx <Plug>Exchange
nmap cxc <Plug>ExchangeClear
nmap cxx <Plug>ExchangeLine
call s:create_map('n', 'cx', '<Plug>Exchange')
call s:create_map('v', 'cx', '<Plug>Exchange')
call s:create_map('n', 'cxc', '<Plug>ExchangeClear')
call s:create_map('v', 'cxx', '<Plug>ExchangeLine')