tombi: support its LSP (#5022)

* tombi: support its LSP
* tombi: support linting and formatting

autoload/ale/fix/registry.vim

@@ -732,6 +732,16 @@ let s:default_registry = {
 \       'suggested_filetypes': ['roc'],
 \       'description': 'Annotates all top-level definitions in Roc files.',
 \   },
+\   'tombi_format': {
+\       'function': 'ale#fixers#tombi_format#Fix',
+\       'suggested_filetypes': ['toml'],
+\       'description': 'Formats TOML files',
+\   },
+\   'tombi_lint': {
+\       'function': 'ale#fixers#tombi_lint#Fix',
+\       'suggested_filetypes': ['toml'],
+\       'description': 'Lints TOML files',
+\   },
 \}
 
 " Reset the function registry to the default entries.

autoload/ale/fixers/tombi_format.vim

@@ -0,0 +1,16 @@
+" Author: Ben Boeckel <github@me.benboeckel.net>
+" Description: Integration of tombi formatting with ALE.
+
+call ale#Set('toml_tombi_executable', 'tombi')
+call ale#Set('toml_tombi_format_options', '')
+
+function! ale#fixers#tombi_format#Fix(buffer) abort
+    let l:executable = ale#Var(a:buffer, 'toml_tombi_executable')
+    let l:options = ale#Var(a:buffer, 'toml_tombi_format_options')
+
+    return {
+    \   'command': ale#Escape(l:executable)
+    \       . ' format'
+    \       . (empty(l:options) ? '' : ' ' . l:options),
+    \}
+endfunction

autoload/ale/fixers/tombi_lint.vim

@@ -0,0 +1,16 @@
+" Author: Ben Boeckel <github@me.benboeckel.net>
+" Description: Integration of tombi linting with ALE.
+
+call ale#Set('toml_tombi_executable', 'tombi')
+call ale#Set('toml_tombi_lint_options', '')
+
+function! ale#fixers#tombi_lint#Fix(buffer) abort
+    let l:executable = ale#Var(a:buffer, 'toml_tombi_executable')
+    let l:options = ale#Var(a:buffer, 'toml_tombi_lint_options')
+
+    return {
+    \   'command': ale#Escape(l:executable)
+    \       . ' lint'
+    \       . (empty(l:options) ? '' : ' ' . l:options),
+    \}
+endfunction