Merge pull request #138 from neersighted/dotft

Add support for dot-seperate linters, improve linter tests

ale_linters/ansible/ansible-lint.vim

@@ -1,12 +1,6 @@
 " Author: Bjorn Neergaard <bjorn@neersighted.com>
 " Description: ansible-lint for ansible-yaml files
 
-if exists('g:loaded_ale_linters_ansible_ansiblelint')
-    finish
-endif
-
-let g:loaded_ale_linters_ansible_ansiblelint = 1
-
 call ale#linter#Define('ansible', {
 \   'name': 'ansible',
 \   'executable': 'ansible',

ale_linters/c/cppcheck.vim

@@ -1,12 +1,6 @@
 " Author: Bart Libert <bart.libert@gmail.com>
 " Description: cppcheck linter for c files
 
-if exists('g:loaded_ale_linters_c_cppcheck')
-    finish
-endif
-
-let g:loaded_ale_linters_c_cppcheck = 1
-
 " Set this option to change the cppcheck options
 if !exists('g:ale_c_cppcheck_options')
     let g:ale_c_cppcheck_options = '--enable=style'

ale_linters/c/gcc.vim

@@ -1,12 +1,6 @@
 " Author: w0rp <devw0rp@gmail.com>
 " Description: gcc linter for c files
 
-if exists('g:loaded_ale_linters_c_gcc')
-    finish
-endif
-
-let g:loaded_ale_linters_c_gcc = 1
-
 " Set this option to change the GCC options for warnings for C.
 if !exists('g:ale_c_gcc_options')
     " let g:ale_c_gcc_options = '-Wall'

ale_linters/coffee/coffee.vim

@@ -1,12 +1,6 @@
 " Author: KabbAmine - https://github.com/KabbAmine
 " Description: Coffee for checking coffee files
 
-if exists('g:loaded_ale_linters_coffee_coffee')
-    finish
-endif
-
-let g:loaded_ale_linters_coffee_coffee = 1
-
 call ale#linter#Define('coffee', {
 \   'name': 'coffee',
 \   'executable': 'coffee',
@@ -14,4 +8,3 @@ call ale#linter#Define('coffee', {
 \   'output_stream': 'stderr',
 \   'callback': 'ale#handlers#HandleGCCFormat',
 \})
-

ale_linters/coffee/coffeelint.vim

@@ -1,12 +1,6 @@
 " Author: Prashanth Chandra https://github.com/prashcr
 " Description: coffeelint linter for coffeescript files
 
-if exists('g:loaded_ale_linters_coffee_coffeelint')
-    finish
-endif
-
-let g:loaded_ale_linters_coffee_coffeelint = 1
-
 function! ale_linters#coffee#coffeelint#Handle(buffer, lines)
     " Matches patterns like the following:
     "

ale_linters/cpp/cppcheck.vim

@@ -1,12 +1,6 @@
 " Author: Bart Libert <bart.libert@gmail.com>
 " Description: cppcheck linter for cpp files
 
-if exists('g:loaded_ale_linters_cpp_cppcheck')
-    finish
-endif
-
-let g:loaded_ale_linters_cpp_cppcheck = 1
-
 " Set this option to change the cppcheck options
 if !exists('g:ale_cpp_cppcheck_options')
     let g:ale_cpp_cppcheck_options = '--enable=style'

ale_linters/cpp/gcc.vim

@@ -1,12 +1,6 @@
 " Author: geam <mdelage@student.42.fr>
 " Description: gcc linter for cpp files
 
-if exists('g:loaded_ale_linters_cpp_gcc')
-    finish
-endif
-
-let g:loaded_ale_linters_cpp_gcc = 1
-
 " Set this option to change the GCC options for warnings for C.
 if !exists('g:ale_cpp_gcc_options')
   " added c++14 standard support

ale_linters/css/csslint.vim

@@ -1,12 +1,6 @@
 " Author: w0rp <devw0rp@gmail.com>
 " Description: This file adds support for checking CSS code with csslint.
 
-if exists('g:loaded_ale_linters_css_csslint')
-    finish
-endif
-
-let g:loaded_ale_linters_css_csslint = 1
-
 call ale#linter#Define('css', {
 \   'name': 'csslint',
 \   'executable': 'csslint',

ale_linters/d/dmd.vim

@@ -1,12 +1,6 @@
 " Author: w0rp <devw0rp@gmail.com>
 " Description: "dmd for D files"
 
-if exists('g:loaded_ale_linters_d_dmd')
-    finish
-endif
-
-let g:loaded_ale_linters_d_dmd = 1
-
 " A function for finding the dmd-wrapper script in the Vim runtime paths
 function! s:FindWrapperScript()
     for l:parent in split(&runtimepath, ',')

ale_linters/elixir/credo.vim

@@ -1,11 +1,5 @@
 " Author: hauleth - https://github.com/haulethe
 
-if exists('g:loaded_ale_linters_elixir_credo')
-  finish
-endif
-
-let g:loaded_ale_linters_elixir_credo = 1
-
 function! ale_linters#elixir#credo#Handle(buffer, lines)
   " Matches patterns line the following:
   "

ale_linters/fortran/gcc.vim

@@ -1,12 +1,6 @@
 " Author: w0rp <devw0rp@gmail.com>
 " Description: gcc for Fortran files
 
-if exists('g:loaded_ale_linters_fortran_gcc')
-    finish
-endif
-
-let g:loaded_ale_linters_fortran_gcc = 1
-
 " Set this option to change the GCC options for warnings for Fortran.
 if !exists('g:ale_fortran_gcc_options')
     let g:ale_fortran_gcc_options = '-Wall'

ale_linters/go/gofmt.vim

@@ -1,12 +1,6 @@
 " Author: neersighted <bjorn@neersighted.com>
 " Description: gofmt for Go files
 
-if exists('g:loaded_ale_linters_go_gofmt')
-    finish
-endif
-
-let g:loaded_ale_linters_go_gofmt = 1
-
 call ale#linter#Define('go', {
 \   'name': 'gofmt',
 \   'output_stream': 'stderr',
@@ -14,4 +8,3 @@ call ale#linter#Define('go', {
 \   'command': g:ale#util#stdin_wrapper . ' .go gofmt -e',
 \   'callback': 'ale#handlers#HandleUnixFormatAsError',
 \})
-

ale_linters/go/golint.vim

@@ -1,12 +1,6 @@
 " Author: neersighted <bjorn@neersighted.com>
 " Description: golint for Go files
 
-if exists('g:loaded_ale_linters_go_golint')
-    finish
-endif
-
-let g:loaded_ale_linters_go_golint = 1
-
 call ale#linter#Define('go', {
 \   'name': 'golint',
 \   'executable': 'golint',

ale_linters/go/govet.vim

@@ -1,12 +1,6 @@
 " Author: neersighted <bjorn@neersighted.com>
 " Description: go vet for Go files
 
-if exists('g:loaded_ale_linters_go_govet')
-    finish
-endif
-
-let g:loaded_ale_linters_go_govet = 1
-
 call ale#linter#Define('go', {
 \   'name': 'go vet',
 \   'output_stream': 'stderr',
@@ -14,4 +8,3 @@ call ale#linter#Define('go', {
 \   'command': g:ale#util#stdin_wrapper . ' .go go vet',
 \   'callback': 'ale#handlers#HandleUnixFormatAsError',
 \})
-

ale_linters/haskell/ghc.vim

@@ -1,12 +1,6 @@
 " Author: w0rp <devw0rp@gmail.com>
 " Description: ghc for Haskell files
 
-if exists('g:loaded_ale_linters_haskell_ghc')
-    finish
-endif
-
-let g:loaded_ale_linters_haskell_ghc = 1
-
 call ale#linter#Define('haskell', {
 \   'name': 'ghc',
 \   'output_stream': 'stderr',

ale_linters/haskell/hlint.vim

@@ -1,12 +1,6 @@
 " Author: jparoz <jesse.paroz@gmail.com>
 " Description: hlint for Haskell files
 
-if exists('g:loaded_ale_linters_haskell_hlint')
-    finish
-endif
-
-let g:loaded_ale_linters_haskell_hlint = 1
-
 function! ale_linters#haskell#hlint#Handle(buffer, lines)
     let l:errors = json_decode(join(a:lines, ''))
 

ale_linters/html/htmlhint.vim

@@ -1,12 +1,6 @@
 " Author: KabbAmine <amine.kabb@gmail.com>
 " Description: HTMLHint for checking html files
 
-if exists('g:loaded_ale_linters_html_htmlhint')
-    finish
-endif
-
-let g:loaded_ale_linters_html_htmlhint = 1
-
 call ale#linter#Define('html', {
 \   'name': 'htmlhint',
 \   'executable': 'htmlhint',

ale_linters/html/tidy.vim

@@ -1,12 +1,6 @@
 " Author: KabbAmine <amine.kabb@gmail.com>
 " Description: This file adds support for checking HTML code with tidy.
 
-if exists('g:loaded_ale_linters_html_tidy')
-    finish
-endif
-
-let g:loaded_ale_linters_html_tidy = 1
-
 " CLI options
 let g:ale_html_tidy_executable = get(g:, 'ale_html_tidy_executable', 'tidy')
 let g:ale_html_tidy_args = get(g:, 'ale_html_tidy_args', '-q -e -language en')

ale_linters/javascript/eslint.vim

@@ -1,12 +1,6 @@
 " Author: w0rp <devw0rp@gmail.com>
 " Description: eslint for JavaScript files
 
-if exists('g:loaded_ale_linters_javascript_eslint')
-    finish
-endif
-
-let g:loaded_ale_linters_javascript_eslint = 1
-
 let g:ale_javascript_eslint_executable =
 \   get(g:, 'ale_javascript_eslint_executable', 'eslint')
 

ale_linters/javascript/jscs.vim

@@ -1,12 +1,6 @@
 " Author: Chris Kyrouac - https://github.com/fijshion
 " Description: jscs for JavaScript files
 
-if exists('g:loaded_ale_linters_javascript_jscs')
-    finish
-endif
-
-let g:loaded_ale_linters_javascript_jscs = 1
-
 call ale#linter#Define('javascript', {
 \   'name': 'jscs',
 \   'executable': 'jscs',

ale_linters/javascript/jshint.vim

@@ -1,12 +1,6 @@
 " Author: Chris Kyrouac - https://github.com/fijshion
 " Description: JSHint for Javascript files
 
-if exists('g:loaded_ale_linters_javascript_jshint')
-    finish
-endif
-
-let g:loaded_ale_linters_javascript_jshint = 1
-
 let g:ale_javascript_jshint_executable =
 \   get(g:, 'ale_javascript_jshint_executable', 'jshint')
 

ale_linters/json/jsonlint.vim

@@ -1,11 +1,5 @@
 " Author: KabbAmine <amine.kabb@gmail.com>
 
-if exists('g:loaded_ale_linters_json_jsonlint')
-    finish
-endif
-
-let g:loaded_ale_linters_json_jsonlint = 1
-
 function! ale_linters#json#jsonlint#Handle(buffer, lines)
     " Matches patterns like the following:
     " line 2, col 15, found: 'STRING' - expected: 'EOF', '}', ',', ']'.

ale_linters/lua/luacheck.vim

@@ -1,12 +1,6 @@
 " Author: Sol Bekic https://github.com/s-ol
 " Description: luacheck linter for lua files
 
-if exists('g:loaded_ale_linters_lua_luacheck')
-    finish
-endif
-
-let g:loaded_ale_linters_lua_luacheck = 1
-
 let g:ale_lua_luacheck_executable =
 \   get(g:, 'ale_lua_luacheck_executable', 'luacheck')
 

ale_linters/perl/perl.vim

@@ -1,11 +1,6 @@
 " Author: Vincent Lequertier <https://github.com/SkySymbol>
 " Description: This file adds support for checking perl syntax
 
-if exists('g:loaded_ale_linters_perl_perlcritic')
-    finish
-endif
-
-let g:loaded_ale_linters_perl_perl = 1
 function! ale_linters#perl#perl#Handle(buffer, lines)
     let l:pattern = '\(.\+\) at \(.\+\) line \(\d\+\)'
     let l:output = []

ale_linters/perl/perlcritic.vim

@@ -1,11 +1,6 @@
 " Author: Vincent Lequertier <https://github.com/SkySymbol>
 " Description: This file adds support for checking perl with perl critic
 
-if exists('g:loaded_ale_linters_perl_perlcritic')
-    finish
-endif
-
-let g:loaded_ale_linters_perl_perlcritic = 1
 function! ale_linters#perl#perlcritic#Handle(buffer, lines)
     let l:pattern = '\(.\+\) at \(.\+\) line \(\d\+\)'
     let l:output = []

ale_linters/php/php.vim

@@ -1,12 +1,6 @@
 " Author: Spencer Wood <https://github.com/scwood>
 " Description: This file adds support for checking PHP with php-cli
 
-if exists('g:loaded_ale_linters_php_php')
-    finish
-endif
-
-let g:loaded_ale_linters_php_php = 1
-
 function! ale_linters#php#php#Handle(buffer, lines)
     " Matches patterns like the following:
     "

ale_linters/php/phpcs.vim

@@ -1,12 +1,6 @@
 " Author: jwilliams108 <https://github.com/jwilliams108>
 " Description: phpcs for PHP files
 
-if exists('g:loaded_ale_linters_php_phpcs')
-    finish
-endif
-
-let g:loaded_ale_linters_php_phpcs = 1
-
 function! ale_linters#php#phpcs#GetCommand(buffer)
     let l:command = 'phpcs -s --report=emacs --stdin-path=%s'
 

ale_linters/pug/puglint.vim

@@ -1,12 +1,6 @@
 " Author: w0rp - <devw0rp@gmail.com>
 " Description: pug-lint for checking Pug/Jade files.
 
-if exists('g:loaded_ale_linters_pug_puglint')
-    finish
-endif
-
-let g:loaded_ale_linters_pug_puglint = 1
-
 call ale#linter#Define('pug', {
 \   'name': 'puglint',
 \   'executable': 'pug-lint',

ale_linters/python/flake8.vim

@@ -1,12 +1,6 @@
 " Author: w0rp <devw0rp@gmail.com>
 " Description: flake8 for python files
 
-if exists('g:loaded_ale_linters_python_flake8')
-    finish
-endif
-
-let g:loaded_ale_linters_python_flake8 = 1
-
 call ale#linter#Define('python', {
 \   'name': 'flake8',
 \   'executable': 'flake8',

ale_linters/ruby/rubocop.vim

@@ -1,12 +1,6 @@
 " Author: ynonp - https://github.com/ynonp
 " Description: rubocop for Ruby files
 
-if exists('g:loaded_ale_linters_ruby_rubocop')
-    finish
-endif
-
-let g:loaded_ale_linters_ruby_rubocop = 1
-
 function! ale_linters#ruby#rubocop#Handle(buffer, lines)
     " Matches patterns line the following:
     "

ale_linters/sass/sasslint.vim

@@ -1,11 +1,5 @@
 " Author: KabbAmine - https://github.com/KabbAmine
 
-if exists('g:loaded_ale_linters_sass_sasslint')
-    finish
-endif
-
-let g:loaded_ale_linters_sass_sasslint = 1
-
 call ale#linter#Define('sass', {
 \   'name': 'sasslint',
 \   'executable': 'sass-lint',

ale_linters/scala/scalac.vim

@@ -2,12 +2,6 @@
 " Author: Zoltan Kalmar - https://github.com/kalmiz
 " Description: Basic scala support using scalac
 
-if exists('g:loaded_ale_linters_scala_scalac')
-    finish
-endif
-
-let g:loaded_ale_linters_scala_scalac = 1
-
 function! ale_linters#scala#scalac#Handle(buffer, lines)
     " Matches patterns line the following:
     "

ale_linters/scss/sasslint.vim

@@ -1,11 +1,5 @@
 " Author: KabbAmine - https://github.com/KabbAmine
 
-if exists('g:loaded_ale_linters_scss_sasslint')
-    finish
-endif
-
-let g:loaded_ale_linters_scss_sasslint = 1
-
 call ale#linter#Define('scss', {
 \   'name': 'sasslint',
 \   'executable': 'sass-lint',

ale_linters/scss/scsslint.vim

@@ -1,12 +1,6 @@
 " Author: w0rp <devw0rp@gmail.com>
 " Description: This file add scsslint support for SCSS support
 
-if exists('g:loaded_ale_linters_scss_scsslint')
-    finish
-endif
-
-let g:loaded_ale_linters_scss_scsslint = 1
-
 function! ale_linters#scss#scsslint#Handle(buffer, lines)
     " Matches patterns like the following:
     "

ale_linters/sh/shell.vim

@@ -1,12 +1,6 @@
 " Author: w0rp <devw0rp@gmail.com>
 " Description: Lints sh files using bash -n
 
-if exists('g:loaded_ale_linters_sh_shell')
-    finish
-endif
-
-let g:loaded_ale_linters_sh_shell = 1
-
 " This option can be changed to change the default shell when the shell
 " cannot be taken from the hashbang line.
 if !exists('g:ale_linters_sh_shell_default_shell')

ale_linters/sh/shellcheck.vim

@@ -2,12 +2,6 @@
 " Description: This file adds support for using the shellcheck linter with
 "   shell scripts.
 
-if exists('g:loaded_ale_linters_sh_shellcheck')
-    finish
-endif
-
-let g:loaded_ale_linters_sh_shellcheck = 1
-
 " This global variable can be set with a string of comma-seperated error
 " codes to exclude from shellcheck. For example:
 "

ale_linters/testft/testlinter.vim

@@ -0,0 +1,10 @@
+" Author: neersighted <bjorn@neersighted.com>
+" Description: dummy linter to use in tests
+
+call ale#linter#Define('testft', {
+\   'name': 'testlinter',
+\   'output_stream': 'stdout',
+\   'executable': 'testlinter',
+\   'command': 'testlinter',
+\   'callback': 'testCB',
+\})

ale_linters/typescript/tslint.vim

@@ -1,12 +1,6 @@
 " Author: Prashanth Chandra https://github.com/prashcr
 " Description: tslint for TypeScript files
 
-if exists('g:loaded_ale_linters_typescript_tslint')
-    finish
-endif
-
-let g:loaded_ale_linters_typescript_tslint = 1
-
 function! ale_linters#typescript#tslint#Handle(buffer, lines)
     " Matches patterns like the following:
     "

ale_linters/verilog/iverilog.vim

@@ -1,12 +1,6 @@
 " Author: Masahiro H https://github.com/mshr-h
 " Description: iverilog for verilog files
 
-if exists('g:loaded_ale_linters_verilog_iverilog')
-    finish
-endif
-
-let g:loaded_ale_linters_verilog_iverilog = 1
-
 function! ale_linters#verilog#iverilog#Handle(buffer, lines)
     " Look for lines like the following.
     "

ale_linters/verilog/verilator.vim

@@ -1,12 +1,6 @@
 " Author: Masahiro H https://github.com/mshr-h
 " Description: verilator for verilog files
 
-if exists('g:loaded_ale_linters_verilog_verilator')
-    finish
-endif
-
-let g:loaded_ale_linters_verilog_verilator = 1
-
 function! ale_linters#verilog#verilator#Handle(buffer, lines)
     " Look for lines like the following.
     "

ale_linters/vim/vint.vim

@@ -1,12 +1,6 @@
 " Author: w0rp <devw0rp@gmail.com>, KabbAmine <amine.kabb@gmail.com>
 " Description: This file adds support for checking Vim code with Vint.
 
-if exists('g:loaded_ale_linters_vim_vint')
-    finish
-endif
-
-let g:loaded_ale_linters_vim_vint = 1
-
 " This flag can be used to change enable/disable style issues.
 let g:ale_vim_vint_show_style_issues =
 \   get(g:, 'ale_vim_vint_show_style_issues', 1)

ale_linters/yaml/yamllint.vim

@@ -1,11 +1,5 @@
 " Author: KabbAmine <amine.kabb@gmail.com>
 
-if exists('g:loaded_ale_linters_yaml_yamllint')
-    finish
-endif
-
-let g:loaded_ale_linters_yaml_yamllint = 1
-
 function! ale_linters#yaml#yamllint#Handle(buffer, lines)
     " Matches patterns line the following:
     " something.yaml:1:1: [warning] missing document start "---" (document-start)

autoload/ale/linter.vim

@@ -7,7 +7,6 @@ let s:linters = {}
 " Default filetype aliaes.
 " The user defined aliases will be merged with this Dictionary.
 let s:default_ale_linter_aliases = {
-\   'javascript.jsx': 'javascript',
 \   'zsh': 'sh',
 \   'csh': 'sh',
 \}
@@ -19,6 +18,11 @@ let s:default_ale_linters = {
 \   'csh': ['shell'],
 \}
 
+" Testing/debugging helper to unload all linters.
+function! ale#linter#Reset() abort
+    let s:linters = {}
+endfunction
+
 function! ale#linter#Define(filetype, linter) abort
     if !has_key(s:linters, a:filetype)
         let s:linters[a:filetype] = []
@@ -74,16 +78,20 @@ function! s:LoadLinters(filetype) abort
     return s:linters[a:filetype]
 endfunction
 
-function! ale#linter#Get(original_filetype) abort
+function! ale#linter#Get(original_filetypes) abort
+    let l:combined_linters = []
+
+    " Handle dot-seperated filetypes.
+    for l:original_filetype in split(a:original_filetypes, '\.')
         " Try and get an aliased file type either from the user's Dictionary, or
         " our default Dictionary, otherwise use the filetype as-is.
         let l:filetype = get(
         \   g:ale_linter_aliases,
-    \   a:original_filetype,
+        \   l:original_filetype,
         \   get(
         \       s:default_ale_linter_aliases,
-    \       a:original_filetype,
+        \       l:original_filetype,
-    \       a:original_filetype
+        \       l:original_filetype
         \   )
         \)
 
@@ -92,27 +100,30 @@ function! ale#linter#Get(original_filetype) abort
         " and users may define their own list of linters to run.
         let l:linter_names = get(
         \   g:ale_linters,
-    \   a:original_filetype,
+        \   l:original_filetype,
         \   get(
         \       s:default_ale_linters,
-    \       a:original_filetype,
+        \       l:original_filetype,
         \       'all'
         \   )
         \)
 
         let l:all_linters = s:LoadLinters(l:filetype)
-    let l:combined_linters = []
+        let l:filetype_linters = []
 
         if type(l:linter_names) == type('') && l:linter_names ==# 'all'
-        let l:combined_linters = l:all_linters
+            let l:filetype_linters = l:all_linters
         elseif type(l:linter_names) == type([])
             " Select only the linters we or the user has specified.
             for l:linter in l:all_linters
                 if index(l:linter_names, l:linter.name) >= 0
-                call add(l:combined_linters, l:linter)
+                    call add(l:filetype_linters, l:linter)
                 endif
             endfor
         endif
 
+        call extend(l:combined_linters, l:filetype_linters)
+    endfor
+
     return l:combined_linters
 endfunction

doc/ale.txt

@@ -130,7 +130,6 @@ g:ale_linter_aliases                                     *g:ale_linter_aliases*
   following values: >
 
   {
-  \   'javscript.jsx': 'javascript',
   \   'zsh': 'sh',
   \   'csh': 'sh',
   \}
@@ -616,6 +615,14 @@ ale#linter#Get(filetype)                                     *ale#linter#Get()*
   Return all of linters configured for a given filetype as a |List| of
   |Dictionary| values in the format specified by |ale#linter#Define()|.
 
+  Filetypes may be dot-seperated to invoke linters for multiple filetypes:
+  for instance, the filetype `javascript.jsx` will return linters for both the
+  `javascript` and `jsx` filetype.
+
+  Aliases may be defined in as described in |g:ale_linter_aliases|. Aliases
+  are applied after dot-seperated filetypes are broken up into their
+  components.
+
 
 ale#statusline#Status()                               *ale#statusline#Status()*
   Return a formatted string that can be added to the statusline.

test/test_ale_linter_get.vader

@@ -1,19 +1,43 @@
 Before:
+  let g:testlinter1 = {'name': 'testlinter1', 'executable': 'testlinter1', 'command': 'testlinter1', 'callback': 'testCB1', 'output_stream': 'stdout'}
+  let g:testlinter2 = {'name': 'testlinter2', 'executable': 'testlinter2', 'command': 'testlinter2', 'callback': 'testCB2', 'output_stream': 'stdout'}
+
+  call ale#linter#Reset()
   let g:ale_linters = {}
   let g:ale_linter_aliases = {}
 
-After:
+Execute (Define a linter):
-  let g:ale_linters = {}
+  call ale#linter#Define('testft', g:testlinter1)
-  let g:ale_linter_aliases = {}
+Then (Get the defined linter):
+  AssertEqual [g:testlinter1], ale#linter#Get('testft')
 
-Execute (Defaults should be correct):
+Execute (Define a couple linters, filtering one.):
-  AssertEqual [{'output_stream': 'stdout', 'name': 'eslint', 'executable': 'eslint', 'command': 'eslint -f unix --stdin --stdin-filename %s', 'callback': 'ale_linters#javascript#eslint#Handle'}, {'output_stream': 'stdout', 'name': 'jscs', 'executable': 'jscs', 'command': 'jscs -r unix -n -', 'callback': 'ale#handlers#HandleUnixFormatAsError'}, {'output_stream': 'stdout', 'name': 'jshint', 'executable': 'jshint', 'command_callback': 'ale_linters#javascript#jshint#GetCommand', 'callback': 'ale#handlers#HandleUnixFormatAsError'}], ale#linter#Get('javascript')
+  call ale#linter#Define('testft', g:testlinter1)
+  call ale#linter#Define('testft', g:testlinter2)
+  let g:ale_linters = {'testft': ['testlinter1']}
+Then (Only the configured linter should be returned):
+  AssertEqual [g:testlinter1], ale#linter#Get('testft')
 
-Execute (You should be able to select only a few linters):
+Execute (Define a linter for a filetype, and create a filetype alias):
-  let g:ale_linters = {'javascript': ['eslint']}
+  call ale#linter#Define('testft1', g:testlinter1)
-  AssertEqual [{'output_stream': 'stdout', 'name': 'eslint', 'executable': 'eslint', 'command': 'eslint -f unix --stdin --stdin-filename %s', 'callback': 'ale_linters#javascript#eslint#Handle'}], ale#linter#Get('javascript')
+  let g:ale_linter_aliases = {'testft2': 'testft1'}
+Then (Linters should be transparently aliased):
+  AssertEqual [g:testlinter1], ale#linter#Get('testft2')
 
-Execute (You should be able to alias filetypes and select different linters):
+Execute (Define multiple linters, with filters and aliases):
-  let g:ale_linter_aliases = {'foobar': 'javascript'}
+  call ale#linter#Define('testft1', g:testlinter1)
-  let g:ale_linters = {'javascript': ['eslint'], 'foobar': ['jshint']}
+  call ale#linter#Define('testft1', g:testlinter2)
-  AssertEqual [{'output_stream': 'stdout', 'name': 'jshint', 'executable': 'jshint', 'command_callback': 'ale_linters#javascript#jshint#GetCommand', 'callback': 'ale#handlers#HandleUnixFormatAsError'}], ale#linter#Get('foobar')
+  let g:ale_linters = {'testft1': ['testlinter1'], 'testft2': ['testlinter2']}
+  let g:ale_linter_aliases = {'testft2': 'testft1'}
+Then (Linters should be transparently filtered and aliased):
+  AssertEqual [g:testlinter1], ale#linter#Get('testft1')
+  AssertEqual [g:testlinter2], ale#linter#Get('testft2')
+
+Execute (Define multiple linters for different filetypes):
+  call ale#linter#Define('testft1', g:testlinter1)
+  call ale#linter#Define('testft2', g:testlinter2)
+Then (Linters for dot-seperated filetypes should be properly handled):
+  AssertEqual [g:testlinter1, g:testlinter2], ale#linter#Get('testft1.testft2')
+
+Execute (Try to load a linter from disk):
+  AssertEqual [{'name': 'testlinter', 'output_stream': 'stdout', 'executable': 'testlinter', 'command': 'testlinter', 'callback': 'testCB'}], ale#linter#Get('testft')

test/test_ale_statusline.vader

@@ -52,7 +52,7 @@ Execute (Given some warnings):
 Then (Statusline is formatted to the users preference):
   AssertEqual '3W', ale#statusline#Status()
 
-Execute (Given some warnings, and errors.):
+Execute (Given some warnings, and errors):
   call ale#statusline#Update(bufnr('%'), [{'type': 'E'}, {'type': 'W'}, {'type': 'W'}])
 
 Then (Statusline is formatted to the users preference):