feat(vim): support tracing config in ALE plugin

Author: strager

plugin/vim/quick-lint-js.vim/ale_linters/javascript/quick_lint_js.vim

@@ -7,6 +7,8 @@
 call ale#Set('javascript_quick_lint_js_executable', 'quick-lint-js')
 call ale#Set('javascript_quick_lint_js_use_global', get(g:, 'ale_use_global_executables', v:true))
 
+call ale#Set('javascript_quick_lint_js_tracing_directory', '')
+
 let s:enable_lsp_linter = v:true
 
 if ale#Has('ale-2.4.0')
@@ -30,6 +32,7 @@ if s:enable_lsp_linter
     \ s:linter_command_callback_key: function('quick_lint_js_ale#get_lsp_command'),
     \ s:linter_executable_callback_key: function('quick_lint_js_ale#get_executable'),
     \ s:linter_project_root_callback_key: function('quick_lint_js_ale#get_lsp_project_root'),
+    \ 'lsp_config': function('quick_lint_js_ale#get_lsp_config'),
   \ })
 else
   call ale#linter#Define('javascript', {

plugin/vim/quick-lint-js.vim/autoload/quick_lint_js_ale.vim

@@ -40,6 +40,12 @@ function! quick_lint_js_ale#get_lsp_project_root(_buffer_number) abort
   return '/'
 endfunction
 
+function! quick_lint_js_ale#get_lsp_config(_buffer_number) abort
+  return {
+    \ 'quick-lint-js.tracing-directory': g:ale_javascript_quick_lint_js_tracing_directory,
+  \ }
+endfunction
+
 function! quick_lint_js_ale#is_buffer_associated_with_file(buffer_number) abort
   return bufname(a:buffer_number) !=# ''
     \ && getbufvar(a:buffer_number, '&buftype') ==# ''

plugin/vim/quick-lint-js.vim/doc/quick-lint-js.txt

@@ -114,6 +114,20 @@ For security reasons, we recommend leaving this variable at its default value
 could run arbitrary code on your computer through `node_modules` if you open a
 JavaScript file.
 
+g:ale_javascript_quick_lint_js_tracing_directory
+			*g:ale_javascript_quick_lint_js_tracing_directory*
+  Type: |String|
+  Default: `''`
+
+Set this variable to the path to a directory. quick-lint-js will store binary
+logs in the directory containing verbose debugging information for
+quick-lint-js contributors.
+
+For security reasons, we recommend leaving this variable at its default value
+(`''`). Because this option logs LSP activity, it will include every change
+you make to your JavaScript source files. Do not distribute the generated log
+files.
+
 ==============================================================================
 3.2. Configuring for coc.nvim		*quick-lint-js-configure-coc-nvim*