From 6ff1f0b200f9d280b44b9fa59fde232bdb9fe32f Mon Sep 17 00:00:00 2001
From: w0rp <devw0rp@gmail.com>
Date: Wed, 8 Feb 2023 08:24:16 +0000
Subject: Close #4389 - Run pyright via poetry, pipenv, venv

Add support for automatically detecting and running Pyright via poetry,
pipenv, and virtualenv directories just like we do with flake8.
---
 ale_linters/python/pyright.vim                     | 51 +++++++++++++++++-----
 test/linter/test_pyright.vader                     | 41 +++++++++++++++++
 .../with_virtualenv/env/bin/pyright-langserver     |  0
 3 files changed, 80 insertions(+), 12 deletions(-)
 create mode 100755 test/test-files/python/with_virtualenv/env/bin/pyright-langserver

diff --git a/ale_linters/python/pyright.vim b/ale_linters/python/pyright.vim
index 5ce46600..f16af84c 100644
--- a/ale_linters/python/pyright.vim
+++ b/ale_linters/python/pyright.vim
@@ -1,5 +1,21 @@
+call ale#Set('python_pyright_use_global', get(g:, 'ale_use_global_executables', 0))
 call ale#Set('python_pyright_executable', 'pyright-langserver')
 call ale#Set('python_pyright_config', {})
+call ale#Set('python_pyright_auto_pipenv', 0)
+call ale#Set('python_pyright_auto_poetry', 0)
+
+" Force the cwd of the server to be the same as the project root to
+" fix issues with treating local files matching first or third party library
+" names being imported incorrectly.
+function! ale_linters#python#pyright#GetCwd(buffer) abort
+    let l:fake_linter = {
+    \   'name': 'pyright',
+    \   'project_root': function('ale#python#FindProjectRoot'),
+    \}
+    let l:root = ale#lsp_linter#FindProjectRoot(a:buffer, l:fake_linter)
+
+    return !empty(l:root) ? l:root : v:null
+endfunction
 
 function! ale_linters#python#pyright#GetConfig(buffer) abort
     let l:config = deepcopy(ale#Var(a:buffer, 'python_pyright_config'))
@@ -32,25 +48,36 @@ function! ale_linters#python#pyright#GetConfig(buffer) abort
     return l:config
 endfunction
 
-" Force the cwd of the server to be the same as the project root to
-" fix issues with treating local files matching first or third party library
-" names being imported incorrectly.
-function! ale_linters#python#pyright#GetCwd(buffer) abort
-    let l:fake_linter = {
-    \   'name': 'pyright',
-    \   'project_root': function('ale#python#FindProjectRoot'),
-    \}
-    let l:root = ale#lsp_linter#FindProjectRoot(a:buffer, l:fake_linter)
+function! ale_linters#python#pyright#GetExecutable(buffer) abort
+    if (ale#Var(a:buffer, 'python_auto_pipenv') || ale#Var(a:buffer, 'python_pyright_auto_pipenv'))
+    \ && ale#python#PipenvPresent(a:buffer)
+        return 'pipenv'
+    endif
 
-    return !empty(l:root) ? l:root : v:null
+    if (ale#Var(a:buffer, 'python_auto_poetry') || ale#Var(a:buffer, 'python_pyright_auto_poetry'))
+    \ && ale#python#PoetryPresent(a:buffer)
+        return 'poetry'
+    endif
+
+    return ale#python#FindExecutable(a:buffer, 'python_pyright', ['pyright-langserver'])
+endfunction
+
+function! ale_linters#python#pyright#GetCommand(buffer) abort
+    let l:executable = ale_linters#python#pyright#GetExecutable(a:buffer)
+
+    let l:exec_args = l:executable =~? 'pipenv\|poetry$'
+    \   ? ' run pyright'
+    \   : ''
+
+    return ale#Escape(l:executable) . l:exec_args . ' --stdio'
 endfunction
 
 call ale#linter#Define('python', {
 \   'name': 'pyright',
 \   'lsp': 'stdio',
-\   'executable': {b -> ale#Var(b, 'python_pyright_executable')},
 \   'cwd': function('ale_linters#python#pyright#GetCwd'),
-\   'command': '%e --stdio',
+\   'executable': function('ale_linters#python#pyright#GetExecutable'),
+\   'command': function('ale_linters#python#pyright#GetCommand'),
 \   'project_root': function('ale#python#FindProjectRoot'),
 \   'completion_filter': 'ale#completion#python#CompletionItemFilter',
 \   'lsp_config': function('ale_linters#python#pyright#GetConfig'),
diff --git a/test/linter/test_pyright.vader b/test/linter/test_pyright.vader
index 14e8c142..303efa24 100644
--- a/test/linter/test_pyright.vader
+++ b/test/linter/test_pyright.vader
@@ -122,3 +122,44 @@ Execute(You should be able to define other settings):
   \   'disableLanguageServices': v:true,
   \ },
   \}
+
+Execute(The pyright callbacks should detect virtualenv directories):
+  call ale#test#SetFilename('../test-files/python/with_virtualenv/subdir/foo/bar.py')
+
+  let b:executable = ale#path#Simplify(
+  \ g:dir . '/../test-files/python/with_virtualenv/env/' . b:bin_dir . '/pyright-langserver'
+  \)
+
+  AssertLinter b:executable, ale#Escape(b:executable) . ' --stdio'
+
+Execute(Setting executable to 'pipenv' should append 'run pyright'):
+  call ale#test#SetFilename('../test-files')
+
+  let g:ale_python_pyright_executable = 'path/to/pipenv'
+
+  GivenCommandOutput []
+  AssertLinter 'path/to/pipenv',
+  \ ale#Escape('path/to/pipenv') . ' run pyright --stdio'
+
+Execute(Pipenv is detected when python_pyright_auto_pipenv is set):
+  let g:ale_python_pyright_auto_pipenv = 1
+  call ale#test#SetFilename('../test-files/python/pipenv/whatever.py')
+
+  AssertLinterCwd ale#python#FindProjectRootIni(bufnr(''))
+  AssertLinter 'pipenv',
+  \ ale#Escape('pipenv') . ' run pyright --stdio'
+
+Execute(Setting executable to 'poetry' should append 'run pyright'):
+  let g:ale_python_pyright_executable = 'path/to/poetry'
+
+  GivenCommandOutput []
+  AssertLinter 'path/to/poetry',
+  \ ale#Escape('path/to/poetry') . ' run pyright --stdio'
+
+Execute(poetry is detected when python_pyright_auto_poetry is set):
+  let g:ale_python_pyright_auto_poetry = 1
+  call ale#test#SetFilename('../test-files/python/poetry/whatever.py')
+
+  AssertLinterCwd ale#python#FindProjectRootIni(bufnr(''))
+  AssertLinter 'poetry',
+  \ ale#Escape('poetry') . ' run pyright --stdio'
diff --git a/test/test-files/python/with_virtualenv/env/bin/pyright-langserver b/test/test-files/python/with_virtualenv/env/bin/pyright-langserver
new file mode 100755
index 00000000..e69de29b
-- 
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