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add function PtagSymbolBeforeParen()

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add insert-mode mappings to make use of it
This commit is contained in:
Josh Holtrop 2013-01-15 13:11:31 -05:00
parent 2e08e30d40
commit 27b0245886
1 changed files with 19 additions and 0 deletions
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19
vimrc
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@ -81,6 +81,9 @@ vnoremap <C-J> <Esc>
vnoremap < <gv vnoremap < <gv
vnoremap > >gv vnoremap > >gv
inoremap <C-Space> <C-o>:call PtagSymbolBeforeParen()<CR>
inoremap <C-S-Space> <C-o>:pclose<CR>
if has("autocmd") if has("autocmd")
autocmd FileType text setlocal noautoindent autocmd FileType text setlocal noautoindent
autocmd FileType c syn match Constant display "\<[A-Z_][A-Z_0-9]*\>" autocmd FileType c syn match Constant display "\<[A-Z_][A-Z_0-9]*\>"
@ -161,6 +164,22 @@ function! FindSymbolInSources(sources, ...)
endif endif
endfunction endfunction
" PtagSymbolBeforeParen - can be called from insert mode when the cursor
" is anywhere within the parentheses of a function call in order to open
" the called-function's prototype in the Preview window using :ptag
function! PtagSymbolBeforeParen()
let a:line = getline(".")
let a:paren_pos = strridx(a:line, "(", col("."))
if a:paren_pos != -1
let a:line = strpart(a:line, 0, a:paren_pos)
endif
let a:symidx = match(a:line, '\v[a-zA-Z_][a-zA-Z_0-9]*$')
if a:symidx != -1
let a:line = strpart(a:line, a:symidx)
endif
execute 'silent! ptag ' . a:line
endfunction
"============================================================================== "==============================================================================
" Machine-local Settings " Machine-local Settings
"============================================================================== "==============================================================================