From 0b35c3a5b9d5f9d3bb1021d89c1bdb9dbbf8a958 Mon Sep 17 00:00:00 2001
From: David Balatero <dbalatero@gmail.com>
Date: Wed, 17 Feb 2021 20:10:49 -0500
Subject: Make markdown vale linter command configurable with options (#3594)

* Make vale command user-configurable

* Add test for vale options

* Typo in test

Co-authored-by: David Balatero <dbalatero@stripe.com>
---
 ale_linters/markdown/vale.vim                      | 19 +++++++++++--
 .../test_markdown_vale_command_callback.vader      | 32 ++++++++++++++++++++++
 2 files changed, 49 insertions(+), 2 deletions(-)
 create mode 100644 test/command_callback/test_markdown_vale_command_callback.vader

diff --git a/ale_linters/markdown/vale.vim b/ale_linters/markdown/vale.vim
index 838c4db2..06a64416 100644
--- a/ale_linters/markdown/vale.vim
+++ b/ale_linters/markdown/vale.vim
@@ -1,9 +1,24 @@
 " Author: chew-z https://github.com/chew-z
 " Description: vale for Markdown files
 
+call ale#Set('markdown_vale_executable', 'vale')
+call ale#Set('markdown_vale_input_file', '%t')
+call ale#Set('markdown_vale_options', '')
+
+function! ale_linters#markdown#vale#GetCommand(buffer) abort
+    let l:executable = ale#Var(a:buffer, 'markdown_vale_executable')
+    let l:input_file = ale#Var(a:buffer, 'markdown_vale_input_file')
+
+    " Defaults to `vale --output=JSON %t`
+    return ale#Escape(l:executable)
+    \   . ' --output=JSON '
+    \   . ale#Var(a:buffer, 'markdown_vale_options')
+    \   . ' ' . l:input_file
+endfunction
+
 call ale#linter#Define('markdown', {
 \   'name': 'vale',
-\   'executable': 'vale',
-\   'command': 'vale --output=JSON %t',
+\   'executable': {b -> ale#Var(b, 'markdown_vale_executable')},
+\   'command': function('ale_linters#markdown#vale#GetCommand'),
 \   'callback': 'ale#handlers#vale#Handle',
 \})
diff --git a/test/command_callback/test_markdown_vale_command_callback.vader b/test/command_callback/test_markdown_vale_command_callback.vader
new file mode 100644
index 00000000..5300805b
--- /dev/null
+++ b/test/command_callback/test_markdown_vale_command_callback.vader
@@ -0,0 +1,32 @@
+Before:
+  call ale#assert#SetUpLinterTest('markdown', 'vale')
+  call ale#test#SetFilename('dummy.md')
+
+  let g:ale_markdown_vale_executable = 'vale'
+  let g:ale_markdown_vale_input_file = '%t'
+  let g:ale_markdown_vale_options = ''
+
+After:
+  call ale#assert#TearDownLinterTest()
+
+Execute(Executable should default to vale):
+  AssertLinter 'vale', ale#Escape('vale')
+  \   . ' --output=JSON  %t'
+
+Execute(Should be able to set a custom executable):
+  let g:ale_markdown_vale_executable = 'bin/vale'
+
+  AssertLinter 'bin/vale' , ale#Escape('bin/vale')
+  \   . ' --output=JSON  %t'
+
+Execute(Should be able to set custom options):
+  let g:ale_markdown_vale_options = '--foo --bar'
+
+  AssertLinter 'vale', ale#Escape('vale')
+  \   . ' --output=JSON --foo --bar %t'
+
+Execute(Should be able to set a custom input file):
+  let g:ale_markdown_vale_input_file = '%s'
+
+  AssertLinter 'vale', ale#Escape('vale')
+  \   . ' --output=JSON  %s'
-- 
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