Add StandardJS for TypeScript linting and fixing.

autoload/ale/fix/registry.vim

@@ -135,6 +135,11 @@ let s:default_registry = {
 \       'suggested_filetypes': ['ruby'],
 \       'description': 'Fix ruby files with standardrb --fix',
 \   },
+\   'standardts': {
+\       'function': 'ale#fixers#standardts#Fix',
+\       'suggested_filetypes': ['typescript'],
+\       'description': 'Fix TypeScript files using standard --fix',
+\   },
 \   'stylelint': {
 \       'function': 'ale#fixers#stylelint#Fix',
 \       'suggested_filetypes': ['css', 'sass', 'scss', 'sugarss', 'stylus'],

autoload/ale/fixers/standardts.vim

@@ -0,0 +1,24 @@
+" Description: Fixing files with Standard for typescript.
+
+call ale#Set('typescript_standard_executable', 'standard')
+call ale#Set('typescript_standard_use_global', get(g:, 'ale_use_global_executables', 0))
+call ale#Set('typescript_standard_options', '')
+
+function! ale#fixers#standardts#GetExecutable(buffer) abort
+    return ale#node#FindExecutable(a:buffer, 'typescript_standard', [
+    \   'node_modules/standard/bin/cmd.js',
+    \   'node_modules/.bin/standard',
+    \])
+endfunction
+
+function! ale#fixers#standardts#Fix(buffer) abort
+    let l:executable = ale#fixers#standardts#GetExecutable(a:buffer)
+    let l:options = ale#Var(a:buffer, 'typescript_standard_options')
+
+    return {
+    \   'command': ale#node#Executable(a:buffer, l:executable)
+    \   . (!empty(l:options) ? ' ' . l:options : '')
+    \       . ' --fix %t',
+    \   'read_temporary_file': 1,
+    \}
+endfunction