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call fugitive#head only once

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itchyny
2013-08-29 15:24:20 +09:00
parent cd5b4b5acd
commit 0cbfeaab7f
2 changed files with 30 additions and 7 deletions
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README.md
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@@ -483,7 +483,11 @@ endfunction
Oops! We forgot the cool mark for the branch component! (work with the patched font for vim-powerline)
```vim
function! MyFugitive()
return exists('*fugitive#head') && strlen(fugitive#head()) ? '⭠ '.fugitive#head() : ''
if exists("*fugitive#head")
let _ = fugitive#head()
return strlen(_) ? '⭠ '._ : ''
endif
return ''
endfunction
```
![lightline.vim - tutorial](https://raw.github.com/wiki/itchyny/lightline.vim/image/tutorial/15.png)
@@ -543,7 +547,11 @@ function! MyFilename()
endfunction
function! MyFugitive()
return &ft !~? 'vimfiler\|gundo' && exists('*fugitive#head') && strlen(fugitive#head()) ? '⭠ '.fugitive#head() : ''
if &ft !~? 'vimfiler\|gundo' && exists("*fugitive#head")
let _ = fugitive#head()
return strlen(_) ? '⭠ '._ : ''
endif
return ''
endfunction
function! MyFileformat()