Return only the unescaped executables from executable callbacks

ale_linters/ruby/brakeman.vim

@@ -3,15 +3,7 @@
 
 call ale#Set('ruby_brakeman_options', '')
 call ale#Set('ruby_brakeman_executable', 'brakeman')
-
-let g:ale_ruby_brakeman_options =
-\   get(g:, 'ale_ruby_brakeman_options', '')
-
-function! ale_linters#ruby#brakeman#GetExecutable(buffer) abort
-    let l:executable = ale#Var(a:buffer, 'ruby_brakeman_executable')
-
-    return ale#handlers#ruby#EscapeExecutable(l:executable, 'brakeman')
-endfunction
+call ale#Set('ruby_brakeman_options', '')
 
 function! ale_linters#ruby#brakeman#Handle(buffer, lines) abort
     let l:output = []
@@ -36,14 +28,15 @@ function! ale_linters#ruby#brakeman#Handle(buffer, lines) abort
 endfunction
 
 function! ale_linters#ruby#brakeman#GetCommand(buffer) abort
-    let l:executable = ale_linters#ruby#brakeman#GetExecutable(a:buffer)
     let l:rails_root = ale#ruby#FindRailsRoot(a:buffer)
 
     if l:rails_root is? ''
         return ''
     endif
 
-    return l:executable
+    let l:executable = ale#Var(a:buffer, 'ruby_brakeman_executable')
+
+    return ale#handlers#ruby#EscapeExecutable(l:executable, 'brakeman')
     \    . ' -f json -q '
     \    . ale#Var(a:buffer, 'ruby_brakeman_options')
     \    . ' -p ' . ale#Escape(l:rails_root)

ale_linters/ruby/rails_best_practices.vim

@@ -22,24 +22,18 @@ function! ale_linters#ruby#rails_best_practices#Handle(buffer, lines) abort
     return l:output
 endfunction
 
-function! ale_linters#ruby#rails_best_practices#GetExecutable(buffer) abort
-    let l:executable = ale#Var(a:buffer, 'ruby_rails_best_practices_executable')
-
-    return ale#handlers#ruby#EscapeExecutable(l:executable, 'rails_best_practices')
-endfunction
-
 function! ale_linters#ruby#rails_best_practices#GetCommand(buffer) abort
-    let l:executable = ale_linters#ruby#rails_best_practices#GetExecutable(a:buffer)
     let l:rails_root = ale#ruby#FindRailsRoot(a:buffer)
 
     if l:rails_root is? ''
         return ''
     endif
 
+    let l:executable = ale#Var(a:buffer, 'ruby_rails_best_practices_executable')
     let l:output_file = ale#Has('win32') ? '%t ' : '/dev/stdout '
     let l:cat_file = ale#Has('win32') ? '; type %t' : ''
 
-    return l:executable
+    return ale#handlers#ruby#EscapeExecutable(l:executable, 'rails_best_practices')
     \    . ' --silent -f json --output-file ' . l:output_file
     \    . ale#Var(a:buffer, 'ruby_rails_best_practices_options')
     \    . ale#Escape(l:rails_root)

ale_linters/ruby/reek.vim

@@ -6,12 +6,6 @@ call ale#Set('ruby_reek_show_wiki_link', 0)
 call ale#Set('ruby_reek_options', '')
 call ale#Set('ruby_reek_executable', 'reek')
 
-function! ale_linters#ruby#reek#GetExecutable(buffer) abort
-    let l:executable = ale#Var(a:buffer, 'ruby_reek_executable')
-
-    return ale#handlers#ruby#EscapeExecutable(l:executable, 'reek')
-endfunction
-
 function! ale_linters#ruby#reek#VersionCheck(buffer) abort
     " If we have previously stored the version number in a cache, then
     " don't look it up again.
@@ -20,21 +14,22 @@ function! ale_linters#ruby#reek#VersionCheck(buffer) abort
         return ''
     endif
 
-    let l:executable = ale_linters#ruby#reek#GetExecutable(a:buffer)
+    let l:executable = ale#Var(a:buffer, 'ruby_reek_executable')
 
-    return l:executable . ' --version'
+    return ale#handlers#ruby#EscapeExecutable(l:executable, 'reek')
+    \   . ' --version'
 endfunction
 
 function! ale_linters#ruby#reek#GetCommand(buffer, version_output) abort
     let l:version = ale#semver#GetVersion('reek', a:version_output)
-    let l:executable = ale_linters#ruby#reek#GetExecutable(a:buffer)
+    let l:executable = ale#Var(a:buffer, 'ruby_reek_executable')
 
     " Tell reek what the filename is if the version of reek is new enough.
     let l:display_name_args = ale#semver#GTE(l:version, [5, 0, 0])
     \   ? ' --stdin-filename %s'
     \   : ''
 
-    return l:executable
+    return ale#handlers#ruby#EscapeExecutable(l:executable, 'reek')
     \   . ' -f json --no-progress --no-color'
     \   . l:display_name_args
 endfunction

ale_linters/ruby/rubocop.vim

@@ -2,9 +2,9 @@
 " Description: RuboCop, a code style analyzer for Ruby files
 
 function! ale_linters#ruby#rubocop#GetCommand(buffer) abort
-    let l:executable = ale#handlers#rubocop#GetExecutable(a:buffer)
+    let l:executable = ale#Var(a:buffer, 'ruby_rubocop_executable')
 
-    return l:executable
+    return ale#handlers#ruby#EscapeExecutable(l:executable, 'rubocop')
     \   . ' --format json --force-exclusion '
     \   . ale#Var(a:buffer, 'ruby_rubocop_options')
     \   . ' --stdin ' . ale#Escape(expand('#' . a:buffer . ':p'))

autoload/ale/fixers/rubocop.vim

@@ -1,9 +1,12 @@
+call ale#Set('ruby_rubocop_options', '')
+call ale#Set('ruby_rubocop_executable', 'rubocop')
+
 function! ale#fixers#rubocop#GetCommand(buffer) abort
-    let l:executable = ale#handlers#rubocop#GetExecutable(a:buffer)
+    let l:executable = ale#Var(a:buffer, 'ruby_rubocop_executable')
     let l:config = ale#path#FindNearestFile(a:buffer, '.rubocop.yml')
     let l:options = ale#Var(a:buffer, 'ruby_rubocop_options')
 
-    return l:executable
+    return ale#handlers#ruby#EscapeExecutable(l:executable, 'rubocop')
     \   . (!empty(l:config) ? ' --config ' . ale#Escape(l:config) : '')
     \   . (!empty(l:options) ? ' ' . l:options : '')
     \   . ' --auto-correct %t'

autoload/ale/handlers/rubocop.vim

@@ -1,8 +0,0 @@
-call ale#Set('ruby_rubocop_options', '')
-call ale#Set('ruby_rubocop_executable', 'rubocop')
-
-function! ale#handlers#rubocop#GetExecutable(buffer) abort
-    let l:executable = ale#Var(a:buffer, 'ruby_rubocop_executable')
-
-    return ale#handlers#ruby#EscapeExecutable(l:executable, 'rubocop')
-endfunction

test/command_callback/test_rubocop_command_callback.vader

@@ -21,9 +21,9 @@ Execute(Should be able to set a custom executable):
   \   . ale#Escape(ale#path#Simplify(g:dir . '/dummy.rb'))
 
 Execute(Setting bundle appends 'exec rubocop'):
-  let g:ale_ruby_rubocop_executable = 'bundle'
+  let g:ale_ruby_rubocop_executable = 'path to/bundle'
 
-  AssertLinter 'bundle', ale#Escape('bundle')
+  AssertLinter 'path to/bundle', ale#Escape('path to/bundle')
   \   . ' exec rubocop'
   \   . ' --format json --force-exclusion  --stdin '
   \   . ale#Escape(ale#path#Simplify(g:dir . '/dummy.rb'))