From 00d314196215ea25c8ad0e91d1b023d3ac87ace5 Mon Sep 17 00:00:00 2001
From: w0rp <devw0rp@gmail.com>
Date: Fri, 26 May 2017 21:21:15 +0100
Subject: Fix #577 Add an option preventing linting of large files

---
 autoload/ale.vim        | 14 +++++++++-----
 autoload/ale/cursor.vim | 14 ++++----------
 2 files changed, 13 insertions(+), 15 deletions(-)

(limited to 'autoload')

diff --git a/autoload/ale.vim b/autoload/ale.vim
index 62a8bf4d..4286e4af 100644
--- a/autoload/ale.vim
+++ b/autoload/ale.vim
@@ -6,6 +6,13 @@ let s:lint_timer = -1
 let s:queued_buffer_number = -1
 let s:should_lint_file_for_buffer = {}
 
+" Return 1 if a file is too large for ALE to handle.
+function! ale#FileTooLarge() abort
+    let l:max = ale#Var(bufnr(''), 'maximum_file_size')
+
+    return l:max > 0 ? (line2byte(line('$') + 1) > l:max) : 0
+endfunction
+
 " A function for checking various conditions whereby ALE just shouldn't
 " attempt to do anything, say if particular buffer types are open in Vim.
 function! ale#ShouldDoNothing() abort
@@ -14,6 +21,8 @@ function! ale#ShouldDoNothing() abort
     return index(g:ale_filetype_blacklist, &filetype) >= 0
     \   || (exists('*getcmdwintype') && !empty(getcmdwintype()))
     \   || ale#util#InSandbox()
+    \   || !ale#Var(bufnr(''), 'enabled')
+    \   || ale#FileTooLarge()
 endfunction
 
 " (delay, [linting_flag])
@@ -29,11 +38,6 @@ function! ale#Queue(delay, ...) abort
         throw "linting_flag must be either '' or 'lint_file'"
     endif
 
-    " Stop here if ALE is disabled.
-    if !ale#Var(bufnr(''), 'enabled')
-        return
-    endif
-
     if ale#ShouldDoNothing()
         return
     endif
diff --git a/autoload/ale/cursor.vim b/autoload/ale/cursor.vim
index 572880a9..86391d5c 100644
--- a/autoload/ale/cursor.vim
+++ b/autoload/ale/cursor.vim
@@ -66,11 +66,6 @@ function! s:StopCursorTimer() abort
 endfunction
 
 function! ale#cursor#EchoCursorWarning(...) abort
-    " Stop here if ALE is disabled.
-    if !ale#Var(bufnr(''), 'enabled')
-        return
-    endif
-
     if ale#ShouldDoNothing()
         return
     endif
@@ -98,11 +93,6 @@ let s:cursor_timer = -1
 let s:last_pos = [0, 0, 0]
 
 function! ale#cursor#EchoCursorWarningWithDelay() abort
-    " Stop here if ALE is disabled.
-    if !ale#Var(bufnr(''), 'enabled')
-        return
-    endif
-
     if ale#ShouldDoNothing()
         return
     endif
@@ -122,6 +112,10 @@ function! ale#cursor#EchoCursorWarningWithDelay() abort
 endfunction
 
 function! ale#cursor#ShowCursorDetail() abort
+    if ale#ShouldDoNothing()
+        return
+    endif
+
     " Only echo the warnings in normal mode, otherwise we will get problems.
     if mode() !=# 'n'
         return
-- 
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