From a0aa9aa9b721a73e81dd0091f37826d5e8a336d2 Mon Sep 17 00:00:00 2001
From: w0rp <devw0rp@gmail.com>
Date: Thu, 12 Apr 2018 21:01:35 +0100
Subject: [PATCH] Fix #1495 - Fall back to /bin/sh when shell=pwsh

---
 autoload/ale/job.vim            |  2 +-
 test/test_prepare_command.vader | 17 +++++++++++++++++
 2 files changed, 18 insertions(+), 1 deletion(-)

diff --git a/autoload/ale/job.vim b/autoload/ale/job.vim
index 2711e99..33040bb 100644
--- a/autoload/ale/job.vim
+++ b/autoload/ale/job.vim
@@ -208,7 +208,7 @@ function! ale#job#PrepareCommand(buffer, command) abort
         return 'cmd /s/c "' . l:command . '"'
     endif
 
-    if &shell =~? 'fish$'
+    if &shell =~? 'fish$\|pwsh$'
         return ['/bin/sh', '-c', l:command]
     endif
 
diff --git a/test/test_prepare_command.vader b/test/test_prepare_command.vader
index ed9272a..75e4c0c 100644
--- a/test/test_prepare_command.vader
+++ b/test/test_prepare_command.vader
@@ -22,6 +22,23 @@ Execute(sh should be used when the shell is fish):
     AssertEqual ['/bin/sh', '-c', 'foobar'], ale#job#PrepareCommand(bufnr(''), 'foobar')
   endif
 
+Execute(sh should be used when the shell is powershell):
+  if !has('win32')
+    " Set something else, so we will replace that too.
+    let &shellcmdflag = '-f'
+    let &shell = 'pwsh'
+
+    AssertEqual ['/bin/sh', '-c', 'foobar'], ale#job#PrepareCommand(bufnr(''), 'foobar')
+
+    let &shell = '/usr/bin/pwsh'
+
+    AssertEqual ['/bin/sh', '-c', 'foobar'], ale#job#PrepareCommand(bufnr(''), 'foobar')
+
+    let &shell = '/usr/local/bin/pwsh'
+
+    AssertEqual ['/bin/sh', '-c', 'foobar'], ale#job#PrepareCommand(bufnr(''), 'foobar')
+  endif
+
 Execute(Other shells should be used when set):
   if !has('win32')
     let &shell = '/bin/bash'