From 1ee7f6c97bb73bb6e12f00e527b664c5ea0df167 Mon Sep 17 00:00:00 2001
From: David Buchan-Swanson <david.buchanswanson@gmail.com>
Date: Thu, 18 Feb 2021 18:33:02 +1100
Subject: add support for prettier-ruby to prettier fixer (#3593)

it _does_ need an additional plugin, but when it has the plugin, it
works as expected.
---
 autoload/ale/fix/registry.vim                  |  2 +-
 autoload/ale/fixers/prettier.vim               |  1 +
 doc/ale-ruby.txt                               |  5 +++++
 doc/ale-supported-languages-and-tools.txt      |  1 +
 doc/ale.txt                                    |  1 +
 supported-tools.md                             |  1 +
 test/fixers/test_prettier_fixer_callback.vader | 14 ++++++++++++++
 7 files changed, 24 insertions(+), 1 deletion(-)

diff --git a/autoload/ale/fix/registry.vim b/autoload/ale/fix/registry.vim
index 23441ca5..8279fdb4 100644
--- a/autoload/ale/fix/registry.vim
+++ b/autoload/ale/fix/registry.vim
@@ -107,7 +107,7 @@ let s:default_registry = {
 \   },
 \   'prettier': {
 \       'function': 'ale#fixers#prettier#Fix',
-\       'suggested_filetypes': ['javascript', 'typescript', 'css', 'less', 'scss', 'json', 'json5', 'graphql', 'markdown', 'vue', 'html', 'yaml', 'openapi'],
+\       'suggested_filetypes': ['javascript', 'typescript', 'css', 'less', 'scss', 'json', 'json5', 'graphql', 'markdown', 'vue', 'html', 'yaml', 'openapi', 'ruby'],
 \       'description': 'Apply prettier to a file.',
 \   },
 \   'prettier_eslint': {
diff --git a/autoload/ale/fixers/prettier.vim b/autoload/ale/fixers/prettier.vim
index 12c018af..277f84c4 100644
--- a/autoload/ale/fixers/prettier.vim
+++ b/autoload/ale/fixers/prettier.vim
@@ -85,6 +85,7 @@ function! ale#fixers#prettier#ApplyFixForVersion(buffer, version) abort
         \    'yaml': 'yaml',
         \    'openapi': 'yaml',
         \    'html': 'html',
+        \    'ruby': 'ruby',
         \}
 
         for l:filetype in l:filetypes
diff --git a/doc/ale-ruby.txt b/doc/ale-ruby.txt
index edc6144a..69c643a9 100644
--- a/doc/ale-ruby.txt
+++ b/doc/ale-ruby.txt
@@ -41,6 +41,11 @@ g:ale_ruby_debride_options                         *g:ale_ruby_debride_options*
   This variable can be changed to modify flags given to debride.
 
 
+===============================================================================
+prettier                                                    *ale-ruby-prettier*
+
+See |ale-javascript-prettier| for information about the available options.
+
 
 ===============================================================================
 rails_best_practices                            *ale-ruby-rails_best_practices*
diff --git a/doc/ale-supported-languages-and-tools.txt b/doc/ale-supported-languages-and-tools.txt
index 33771e49..cd99aaf4 100644
--- a/doc/ale-supported-languages-and-tools.txt
+++ b/doc/ale-supported-languages-and-tools.txt
@@ -431,6 +431,7 @@ Notes:
 * Ruby
   * `brakeman`
   * `debride`
+  * `prettier`
   * `rails_best_practices`!!
   * `reek`
   * `rubocop`
diff --git a/doc/ale.txt b/doc/ale.txt
index ad73eed2..247228a7 100644
--- a/doc/ale.txt
+++ b/doc/ale.txt
@@ -2931,6 +2931,7 @@ documented in additional help files.
   ruby....................................|ale-ruby-options|
     brakeman..............................|ale-ruby-brakeman|
     debride...............................|ale-ruby-debride|
+    prettier..............................|ale-ruby-prettier|
     rails_best_practices..................|ale-ruby-rails_best_practices|
     reek..................................|ale-ruby-reek|
     rubocop...............................|ale-ruby-rubocop|
diff --git a/supported-tools.md b/supported-tools.md
index acaad766..1779845d 100644
--- a/supported-tools.md
+++ b/supported-tools.md
@@ -440,6 +440,7 @@ formatting.
 * Ruby
   * [brakeman](http://brakemanscanner.org/) :floppy_disk:
   * [debride](https://github.com/seattlerb/debride) :floppy_disk:
+  * [prettier](https://github.com/prettier/plugin-ruby)
   * [rails_best_practices](https://github.com/flyerhzm/rails_best_practices) :floppy_disk:
   * [reek](https://github.com/troessner/reek)
   * [rubocop](https://github.com/bbatsov/rubocop)
diff --git a/test/fixers/test_prettier_fixer_callback.vader b/test/fixers/test_prettier_fixer_callback.vader
index fdd97df3..b999071f 100644
--- a/test/fixers/test_prettier_fixer_callback.vader
+++ b/test/fixers/test_prettier_fixer_callback.vader
@@ -269,6 +269,20 @@ Execute(Should set --parser based on filetype, HTML):
   \     . ' --stdin-filepath %s --stdin',
   \ }
 
+Execute(Should set --parser based on filetype, Ruby):
+  call ale#test#SetFilename('../prettier-test-files/testfile')
+
+  set filetype=ruby
+
+  GivenCommandOutput ['1.6.0']
+  AssertFixer
+  \ {
+  \   'command': ale#path#CdString(expand('%:p:h'))
+  \     . ale#Escape(g:ale_javascript_prettier_executable)
+  \     . ' --parser ruby'
+  \     . ' --stdin-filepath %s --stdin',
+  \ }
+
 Execute(Should set --parser based on first filetype of multiple filetypes):
   call ale#test#SetFilename('../prettier-test-files/testfile')
 
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