Add bibclen fixer support

Closes #1910

test/command_callback/test_bib_bibclean_command_callback.vader

@@ -0,0 +1,24 @@
+Before:
+  call ale#assert#SetUpLinterTest('bib', 'bibclean')
+
+  let g:ale_ruby_rubocop_executable = 'bibclean'
+  let g:ale_ruby_rubocop_options = ''
+
+After:
+  call ale#assert#TearDownLinterTest()
+
+Execute(Executable should default to bibclean):
+  AssertLinter 'bibclean', ale#Escape('bibclean')
+  \   . ' -file-position '
+
+Execute(Should be able to set a custom executable):
+  let g:ale_bib_bibclean_executable = 'bin/bibclean'
+
+  AssertLinter 'bin/bibclean' , ale#Escape('bin/bibclean')
+  \   . ' -file-position '
+
+Execute(Should not include custom options):
+  let g:ale_bib_bibclean_options = '-no-prettryprint'
+
+  AssertLinter 'bibclean' , ale#Escape('bibclean')
+  \   . ' -file-position '

test/fixers/test_bibclean_fixer_callback.vader

@@ -0,0 +1,30 @@
+Before:
+  Save g:ale_bib_bibclean_executable
+  Save g:ale_bib_bibclean_options
+
+  let g:ale_bib_bibclean_executable = 'xxxinvalid'
+  let g:ale_bib_bibclean_options = '-align-equals'
+
+  call ale#test#SetDirectory('/testplugin/test/fixers')
+
+After:
+  Restore
+  call ale#test#RestoreDirectory()
+
+Execute(The bibclean callback should return the correct default values):
+  call ale#test#SetFilename('../command_callback/bib_paths/dummy.bib')
+
+  AssertEqual
+  \ {'command': ale#Escape(g:ale_bib_bibclean_executable) . ' -align-equals'},
+  \ ale#fixers#bibclean#Fix(bufnr(''))
+
+Execute(The bibclean callback should include custom bibclean options):
+  let g:ale_bib_bibclean_options = '-author -check-values'
+  call ale#test#SetFilename('../command_callback/bib_paths/dummy.bib')
+
+  AssertEqual
+  \ {
+  \   'command': ale#Escape(g:ale_bib_bibclean_executable) . ' -author -check-values'
+  \ },
+  \ ale#fixers#bibclean#Fix(bufnr(''))
+

test/fixers/test_rufo_fixer_callback.vader

@@ -4,9 +4,7 @@ Before:
   " Use an invalid global executable, so we don't match it.
   let g:ale_ruby_rufo_executable = 'xxxinvalid'
 
-  call ale#test#SetDirectory('/testplugin/test/fixers')
-  silent cd ..
-  silent cd command_callback
+  call ale#test#SetDirectory('/testplugin/test/command_callback')
   let g:dir = getcwd()
 
 After:

test/handler/test_bibclean_handler.vader

@@ -0,0 +1,35 @@
+Before:
+  runtime ale_linters/bib/bibclean.vim
+
+After:
+  call ale#linter#Reset()
+
+Execute(The bibclean handler should parse lines correctly):
+
+  AssertEqual
+  \ [
+  \   {
+  \     'lnum': '60',
+  \     'type': 'W',
+  \     'text': 'Unexpected value in ``month = "09"''''.',
+  \     'col': '17'
+  \   },
+  \   {
+  \     'lnum': '63',
+  \     'type': 'E',
+  \     'text': 'Expected comma after last field ``keywords''''.',
+  \     'col': ' 1'
+  \   }
+  \ ],
+  \ ale_linters#bib#bibclean#Handle(255, [
+  \ "%% \"stdin\", line 60: Unexpected value in ``month = \"09\"''.",
+  \ "%%  File positions:  input [main.bib]  output [stdout]",
+  \ "%%  Entry   input byte=1681 line=50 column= 1 output byte=1680 line=50 column= 0",
+  \ "%%  Value   input byte=2137 line=60 column=17 output byte=2137 line=60 column=17",
+  \ "%%  Current input byte=2139 line=60 column=19 output byte=2137 line=60 column=17",
+  \ "?? \"stdin\", line 71: Expected comma after last field ``keywords''.",
+  \ "??  File positions:  input [main.bib]  output [stdout]",
+  \ "??  Entry   input byte=2145 line=63 column= 1 output byte=2146 line=63 column= 0",
+  \ "??  Value   input byte=2528 line=71 column= 2 output byte=2527 line=70 column=49",
+  \ "??  Current input byte=2529 line=71 column= 3 output byte=2528 line=70 column=50"
+  \ ])

test/script/check-toc

@@ -36,6 +36,7 @@ doc_files="$(/bin/ls -1v doc | grep ^ale- | sed 's/^/doc\//' | paste -sd ' ' -)"
 grep -h '\*ale-.*-options\|^[a-z].*\*ale-.*\*$' $doc_files \
     | sed 's/^/  /' \
     | sed 's/ALE Shell Integration/ALE sh Integration/' \
+    | sed 's/ALE BibTeX Integration/ALE bib Integration/' \
     | sed 's/  ALE \(.*\) Integration/\1/' \
     | sed 's/ *\*\(..*\)\*$/, \1/' \
     | tr '[:upper:]' '[:lower:]' \