Forked from hail2u/cycle-metasyntactic-variables.vim
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February 21, 2017 17:18
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'foo', 'bar', 'baz', 'qux', 'quux', 'corge', 'grault', 'garply', 'waldo', 'fred', 'plugh', 'xyzzy', 'thud'
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| " Cycle metasyntactic variables | |
| function! s:CycleMetasyntacticVariables(num) | |
| if type(a:num) != type(0) | |
| return | |
| endif | |
| let vars = ['foo', 'bar', 'baz', 'qux', 'quux', 'corge', 'grault', 'garply', 'waldo', 'fred', 'plugh', 'xyzzy', 'thud'] | |
| let cvar = expand('<cword>') | |
| let i = index(vars, cvar) | |
| if (i == -1) | |
| if (a:num > 0) | |
| execute "normal! \<C-a>" | |
| else | |
| execute "normal! \<C-x>" | |
| endif | |
| return | |
| endif | |
| let i += a:num | |
| if (i == -1) | |
| let i = len(vars) - 1 | |
| elseif (i == len(vars)) | |
| let i = 0 | |
| endif | |
| call setreg('w', vars[i]) | |
| normal! "_viw"wp | |
| endfunction | |
| nnoremap <C-a> :call <SID>CycleMetasyntacticVariables(1)<Enter> | |
| nnoremap <C-x> :call <SID>CycleMetasyntacticVariables(-1)<Enter> |
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