vim/syntastic
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rearrange some code and add comments

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This commit is contained in:
Martin Grenfell 2009-07-11 11:55:51 +12:00
parent 20f7bb0d10
commit fa76e28947
1 changed files with 30 additions and 5 deletions
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35
plugin/syntastic.vim
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@ -8,6 +8,8 @@ let s:running_windows = has("win16") || has("win32") || has("win64")
"load all the syntax checkers
runtime! syntax_checkers/*.vim
"refresh and redraw all the error info for this buf upon saving or changing
"filetypes
autocmd filetype,bufwritepost * call s:UpdateErrors()
function! s:UpdateErrors()
call s:CacheErrors()
@ -15,6 +17,13 @@ function! s:UpdateErrors()
call s:SignErrors()
endfunction
"detect and cache all syntax errors in this buffer
"
"depends on a function called SyntaxCheckers_{&ft}_GetQFList() existing
"elsewhere
"
"saves and restores some settings that the syntax checking function may wish
"to screw with if it uses :make!
function! s:CacheErrors()
let b:syntastic_qflist = []
@ -39,14 +48,22 @@ function! s:CacheErrors()
endif
endfunction
"return true if there are cached errors for this buf
function! s:BufHasErrors()
return exists("b:syntastic_qflist") && !empty(b:syntastic_qflist)
endfunction
"use >> to display syntax errors in the sign column
sign define SyntaxError text=>> texthl=error
"start counting sign ids at 5000, start here to hopefully avoid conflicting
"wiht any other code that places signs (not sure if this precaution is
"actually needed)
let s:first_sign_id = 5000
let s:next_sign_id = s:first_sign_id
"place SyntaxError signs by all syntax errs in the buffer
function s:SignErrors()
if s:BufHasErrors()
for i in b:syntastic_qflist
@ -57,6 +74,7 @@ function s:SignErrors()
endif
endfunction
"remove all SyntaxError signs in the buffer
function! s:ClearSigns()
for i in s:BufSignIds()
exec "sign unplace " . i
@ -64,6 +82,7 @@ function! s:ClearSigns()
let b:syntastic_sign_ids = []
endfunction
"get all the ids of the SyntaxError signs in the buffer
function! s:BufSignIds()
if !exists("b:syntastic_sign_ids")
let b:syntastic_sign_ids = []
@ -71,7 +90,7 @@ function! s:BufSignIds()
return b:syntastic_sign_ids
endfunction
command Errors call s:ShowQFList()
"display the cached errors for this buf in the quickfix list
function! s:ShowQFList()
if exists("b:syntastic_qflist")
call setqflist(b:syntastic_qflist)
@ -79,10 +98,14 @@ function! s:ShowQFList()
endif
endfunction
"return [syntax:X] if syntax errors are detected in the buffer, where X is the
"line number of the first error.
"return '' if no errors or if no syntax checker exists for the current filetype
function! StatuslineSyntaxWarning()
command Errors call s:ShowQFList()
"return [syntax:X(Y)] if syntax errors are detected in the buffer, where X is the
"line number of the first error and Y is the number of errors detected. (Y) is
"only displayed if > 1 errors are detected
"
"return '' if no errors are cached for the buffer
function! SyntasticStatuslineFlag()
if s:BufHasErrors()
let first_err_line = b:syntastic_qflist[0]['lnum']
let err_count = ""
@ -94,3 +117,5 @@ function! StatuslineSyntaxWarning()
return ''
endif
endfunction
" vim: set et sts=4 sw=4: