From e1ae009bac98d4c2a80ed8f70f68b75dab3bc478 Mon Sep 17 00:00:00 2001
From: Nathan Henrie <n8henrie@users.noreply.github.com>
Date: Tue, 7 Feb 2023 01:24:52 -0700
Subject: Add alejandra for nix (#4435)

- Fixes https://github.com/dense-analysis/ale/issues/4434
---
 autoload/ale/fix/registry.vim     |  5 +++++
 autoload/ale/fixers/alejandra.vim | 13 +++++++++++++
 2 files changed, 18 insertions(+)
 create mode 100644 autoload/ale/fixers/alejandra.vim

(limited to 'autoload')

diff --git a/autoload/ale/fix/registry.vim b/autoload/ale/fix/registry.vim
index 7040c4cc..b3275a32 100644
--- a/autoload/ale/fix/registry.vim
+++ b/autoload/ale/fix/registry.vim
@@ -7,6 +7,11 @@ let s:default_registry = {
 \       'suggested_filetypes': ['python'],
 \       'description': 'Add blank lines before control statements.',
 \   },
+\   'alejandra': {
+\       'function': 'ale#fixers#alejandra#Fix',
+\       'suggested_filetypes': ['nix'],
+\       'description': 'The Uncompromising Nix Code Formatter',
+\   },
 \   'align_help_tags': {
 \       'function': 'ale#fixers#help#AlignTags',
 \       'suggested_filetypes': ['help'],
diff --git a/autoload/ale/fixers/alejandra.vim b/autoload/ale/fixers/alejandra.vim
new file mode 100644
index 00000000..3844e8c0
--- /dev/null
+++ b/autoload/ale/fixers/alejandra.vim
@@ -0,0 +1,13 @@
+call ale#Set('nix_alejandra_executable', 'alejandra')
+call ale#Set('nix_alejandra_options', '')
+
+function! ale#fixers#alejandra#Fix(buffer) abort
+    let l:executable = ale#Var(a:buffer, 'nix_alejandra_executable')
+    let l:options = ale#Var(a:buffer, 'nix_alejandra_options')
+
+    return {
+    \   'command': ale#Escape(l:executable)
+    \       . (empty(l:options) ? '' : ' ' . l:options)
+    \       . ' -- -'
+    \}
+endfunction
-- 
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