Fix #2084 - Disable mix by default, as it causes too many problems

autoload/ale/linter.vim

@@ -32,6 +32,7 @@ let s:default_ale_linter_aliases = {
 " NOTE: Update the g:ale_linters documentation when modifying this.
 let s:default_ale_linters = {
 \   'csh': ['shell'],
+\   'elixir': ['credo', 'dialyxir', 'dogma', 'elixir-ls'],
 \   'go': ['gofmt', 'golint', 'go vet'],
 \   'hack': ['hack'],
 \   'help': [],

doc/ale-elixir.txt

@@ -5,6 +5,11 @@ ALE Elixir Integration                                     *ale-elixir-options*
 ===============================================================================
 mix                                                            *ale-elixir-mix*
 
+
+The `mix` linter is disabled by default, as it can bee too expensive to run.
+See `:help g:ale_linters`
+
+
 g:ale_elixir_mix_options                             *g:ale_elixir_mix_options*
                                                      *b:ale_elixir_mix_options*
   Type: |String|

doc/ale.txt

@@ -1422,6 +1422,7 @@ g:ale_linters                                                   *g:ale_linters*
 
   {
   \   'csh': ['shell'],
+  \   'elixir': ['credo', 'dialyxir', 'dogma', 'elixir-ls'],
   \   'go': ['gofmt', 'golint', 'go vet'],
   \   'hack': ['hack'],
   \   'help': [],