From 8c1d6eda81d408de767916c00d20139ddf6fc9c6 Mon Sep 17 00:00:00 2001
From: w0rp <devw0rp@gmail.com>
Date: Sat, 11 Nov 2017 13:44:05 +0000
Subject: #1095 Apply all patterns for g:ale_pattern_options, instead of just
 the first match

---
 autoload/ale/pattern_options.vim | 40 ++++++++++++++++++++++++++--------------
 autoload/ale/toggle.vim          |  5 +----
 2 files changed, 27 insertions(+), 18 deletions(-)

(limited to 'autoload')

diff --git a/autoload/ale/pattern_options.vim b/autoload/ale/pattern_options.vim
index a603c980..a55a27f6 100644
--- a/autoload/ale/pattern_options.vim
+++ b/autoload/ale/pattern_options.vim
@@ -1,22 +1,34 @@
 " Author: w0rp <devw0rp@gmail.com>
 " Description: Set options in files based on regex patterns.
 
-function! ale#pattern_options#SetOptions() abort
-    let l:filename = expand('%:p') " no-custom-checks
-    let l:options = {}
+function! s:CmpPatterns(left_item, right_item) abort
+    if a:left_item[0] < a:right_item[0]
+        return -1
+    endif
 
-    for l:pattern in keys(g:ale_pattern_options)
-        if match(l:filename, l:pattern) >= 0
-            let l:options = g:ale_pattern_options[l:pattern]
-            break
-        endif
-    endfor
+    if a:left_item[0] > a:right_item[0]
+        return 1
+    endif
+
+    return 0
+endfunction
+
+function! ale#pattern_options#SetOptions(buffer) abort
+    if !g:ale_pattern_options_enabled || empty(g:ale_pattern_options)
+        return
+    endif
 
-    for l:key in keys(l:options)
-        if l:key[:0] is# '&'
-            call setbufvar(bufnr(''), l:key, l:options[l:key])
-        else
-            let b:[l:key] = l:options[l:key]
+    let l:filename = expand('#' . a:buffer . ':p')
+
+    " The patterns are sorted, so they are applied consistently.
+    for [l:pattern, l:options] in sort(
+    \   items(g:ale_pattern_options),
+    \   function('s:CmpPatterns')
+    \)
+        if match(l:filename, l:pattern) >= 0
+            for [l:key, l:value] in items(l:options)
+                call setbufvar(a:buffer, l:key, l:value)
+            endfor
         endif
     endfor
 endfunction
diff --git a/autoload/ale/toggle.vim b/autoload/ale/toggle.vim
index 6809edd1..aa6d113b 100644
--- a/autoload/ale/toggle.vim
+++ b/autoload/ale/toggle.vim
@@ -4,9 +4,7 @@ function! ale#toggle#InitAuGroups() abort
 
     augroup ALEPatternOptionsGroup
         autocmd!
-        if g:ale_enabled && g:ale_pattern_options_enabled
-            autocmd BufEnter,BufRead * call ale#pattern_options#SetOptions()
-        endif
+        autocmd BufEnter,BufRead * call ale#pattern_options#SetOptions(str2nr(expand('<abuf>')))
     augroup END
 
     augroup ALERunOnTextChangedGroup
@@ -71,7 +69,6 @@ function! ale#toggle#InitAuGroups() abort
     augroup END
 
     if !g:ale_enabled
-        augroup! ALEPatternOptionsGroup
         augroup! ALERunOnTextChangedGroup
         augroup! ALERunOnEnterGroup
         augroup! ALERunOnInsertLeave
-- 
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