Address autopep8 overriding pycodestyle's continued_indentation (#719)

Author: johnhany97

pyls/plugins/pycodestyle_lint.py

@@ -1,8 +1,16 @@
 # Copyright 2017 Palantir Technologies, Inc.
 import logging
 import pycodestyle
+from autopep8 import continued_indentation as autopep8_c_i
 from pyls import hookimpl, lsp
 
+# Check if autopep8's continued_indentation implementation
+# is overriding pycodestyle's and if so, re-register
+# the check using pycodestyle's implementation as expected
+if autopep8_c_i in pycodestyle._checks['logical_line']:
+    del pycodestyle._checks['logical_line'][autopep8_c_i]
+    pycodestyle.register_check(pycodestyle.continued_indentation)
+
 log = logging.getLogger(__name__)
 
 

test/plugins/test_pycodestyle_lint.py

@@ -10,6 +10,9 @@
 
 def hello( ):
 \tpass
+print("hello"
+ ,"world"
+)
 
 import json
 
@@ -37,8 +40,8 @@ def test_pycodestyle(config):
 
     assert mod_import['code'] == 'W391'
     assert mod_import['severity'] == lsp.DiagnosticSeverity.Warning
-    assert mod_import['range']['start'] == {'line': 7, 'character': 0}
-    assert mod_import['range']['end'] == {'line': 7, 'character': 1}
+    assert mod_import['range']['start'] == {'line': 10, 'character': 0}
+    assert mod_import['range']['end'] == {'line': 10, 'character': 1}
 
     msg = "E201 whitespace after '('"
     mod_import = [d for d in diags if d['message'] == msg][0]
@@ -48,6 +51,14 @@ def test_pycodestyle(config):
     assert mod_import['range']['start'] == {'line': 2, 'character': 10}
     assert mod_import['range']['end'] == {'line': 2, 'character': 14}
 
+    msg = "E128 continuation line under-indented for visual indent"
+    mod_import = [d for d in diags if d['message'] == msg][0]
+
+    assert mod_import['code'] == 'E128'
+    assert mod_import['severity'] == lsp.DiagnosticSeverity.Warning
+    assert mod_import['range']['start'] == {'line': 5, 'character': 1}
+    assert mod_import['range']['end'] == {'line': 5, 'character': 10}
+
 
 def test_pycodestyle_config(workspace):
     """ Test that we load config files properly.
@@ -74,7 +85,7 @@ def test_pycodestyle_config(workspace):
     assert [d for d in diags if d['code'] == 'W191']
 
     content = {
-        'setup.cfg': ('[pycodestyle]\nignore = W191, E201', True),
+        'setup.cfg': ('[pycodestyle]\nignore = W191, E201, E128', True),
         'tox.ini': ('', False)
     }