From 6853d2c304e5eae22393208f91b0d072d2f22d74 Mon Sep 17 00:00:00 2001
From: w0rp <devw0rp@gmail.com>
Date: Thu, 27 Apr 2017 00:07:41 +0100
Subject: [PATCH] #427 - Output buffer-local variables with :ALEInfo

---
 autoload/ale/debugging.vim |  8 ++++++++
 test/test_ale_info.vader   | 42 ++++++++++++++++++++++++++++++++++++++
 2 files changed, 50 insertions(+)

diff --git a/autoload/ale/debugging.vim b/autoload/ale/debugging.vim
index 60c1b37..f42c9e8 100644
--- a/autoload/ale/debugging.vim
+++ b/autoload/ale/debugging.vim
@@ -51,12 +51,20 @@ endfunction
 function! s:EchoLinterVariables(variable_list) abort
     for l:key in a:variable_list
         echom 'let g:' . l:key . ' = ' . string(g:[l:key])
+
+        if has_key(b:, l:key)
+            echom 'let b:' . l:key . ' = ' . string(b:[l:key])
+        endif
     endfor
 endfunction
 
 function! s:EchoGlobalVariables() abort
     for l:key in s:global_variable_list
         echom 'let g:' . l:key . ' = ' . string(get(g:, l:key, v:null))
+
+        if has_key(b:, l:key)
+            echom 'let b:' . l:key . ' = ' . string(b:[l:key])
+        endif
     endfor
 endfunction
 
diff --git a/test/test_ale_info.vader b/test/test_ale_info.vader
index d5a8ed6..83d32cb 100644
--- a/test/test_ale_info.vader
+++ b/test/test_ale_info.vader
@@ -37,6 +37,7 @@ Before:
   let g:command_header = "\n  Command History:\n"
 
 After:
+  unlet! b:ale_linters
   unlet! g:output
   unlet! g:globals_string
   unlet! g:command_header
@@ -45,6 +46,7 @@ After:
   unlet! g:ale_testft_testlinter1_foo
   unlet! g:ale_testft_testlinter1_bar
   unlet! g:ale_testft2_testlinter2_foo
+  unlet! b:ale_testft2_testlinter2_foo
   unlet! g:ale_testft2_testlinter2_bar
 
 Given nolintersft (Empty buffer with no linters):
@@ -59,6 +61,26 @@ Execute (ALEInfo with no linters should return the right output):
               \ Linter Variables:\n
               \" . g:globals_string . g:command_header, g:output
 
+Given (Empty buffer with no filetype):
+Execute (ALEInfo should return buffer-local global ALE settings):
+  let b:ale_linters = {'x': ['y']}
+  let g:globals_string = substitute(
+  \ g:globals_string,
+  \ 'let g:ale_linters = {}',
+  \ "let g:ale_linters = {}\nlet b:ale_linters = {'x': ['y']}",
+  \ ''
+  \)
+
+  redir => g:output
+  silent ALEInfo
+  redir END
+  AssertEqual "\n
+              \ Current Filetype: \n
+              \Available Linters: []\n
+              \  Enabled Linters: []\n
+              \ Linter Variables:\n
+              \" . g:globals_string . g:command_header, g:output
+
 Given (Empty buffer with no filetype):
 Execute (ALEInfo with no filetype should return the right output):
   redir => g:output
@@ -166,6 +188,26 @@ Execute (ALEInfo should return appropriately named global variables):
               \let g:ale_testft_testlinter1_foo = 'abc'"
               \ . g:globals_string . g:command_header, g:output
 
+Given testft.testft2 (Empty buffer with two filetypes):
+Execute (ALEInfo should buffer-local linter variables):
+  let g:ale_testft2_testlinter2_foo = 123
+  let b:ale_testft2_testlinter2_foo = 456
+
+  call ale#linter#Define('testft', g:testlinter1)
+  call ale#linter#Define('testft2', g:testlinter2)
+  redir => g:output
+  silent ALEInfo
+  redir END
+  AssertEqual "\n
+              \ Current Filetype: testft.testft2\n
+              \Available Linters: ['testlinter1', 'testlinter2']\n
+              \  Enabled Linters: ['testlinter1', 'testlinter2']\n
+              \ Linter Variables:\n
+              \\n
+              \let g:ale_testft2_testlinter2_foo = 123\n
+              \let b:ale_testft2_testlinter2_foo = 456"
+              \ . g:globals_string . g:command_header, g:output
+
 Given testft.testft2 (Empty buffer with two filetypes):
 Execute (ALEInfo should return command history):
   let g:ale_buffer_info[bufnr('%')] = {