From cb164ef629b5dff9edf35f09233490b671243547 Mon Sep 17 00:00:00 2001
From: marqueewinq <mark.vinogradov@phystech.edu>
Date: Tue, 24 Sep 2019 16:25:27 +0300
Subject: [PATCH] replaced str concat with .write_line(); replaced \t with
 spaces; removed trailing space in logs

---
 pre_commit/error_handler.py | 40 +++++++++++++++++++++++--------------
 tests/error_handler_test.py |  2 +-
 2 files changed, 26 insertions(+), 16 deletions(-)

diff --git a/pre_commit/error_handler.py b/pre_commit/error_handler.py
index d723aa6e..5b09a017 100644
--- a/pre_commit/error_handler.py
+++ b/pre_commit/error_handler.py
@@ -37,22 +37,32 @@ def _log_and_exit(msg, exc, formatted):
     log_path = os.path.join(store.directory, 'pre-commit.log')
     output.write_line('Check the log at {}'.format(log_path))
 
-    meta_info_msg = '### version information\n```\n'
-    meta_info_msg += 'pre-commit.version: {}\n'.format(C.VERSION)
-    meta_info_msg += 'sys.version: \n{}\n'.format(
-        '\n'.join(
-            [
-                '\t{}'.format(line)
-                for line in sys.version.splitlines()
-            ],
-        ),
-    )
-    meta_info_msg += 'sys.executable: {}\n'.format(sys.executable)
-    meta_info_msg += 'os.name: {}\n'.format(os.name)
-    meta_info_msg += 'sys.platform: {}\n```\n'.format(sys.platform)
-    meta_info_msg += '### error information\n```\n'
     with open(log_path, 'wb') as log:
-        output.write(meta_info_msg, stream=log)
+        output.write_line(
+            '### version information\n```', stream=log,
+        )
+        output.write_line(
+            'pre-commit.version: {}'.format(C.VERSION), stream=log,
+        )
+        output.write_line(
+            'sys.version:\n{}'.format(
+                '\n'.join(
+                    [
+                        '    {}'.format(line)
+                        for line in sys.version.splitlines()
+                    ],
+                ),
+            ),
+            stream=log,
+        )
+        output.write_line(
+            'sys.executable: {}'.format(sys.executable), stream=log,
+        )
+        output.write_line('os.name: {}'.format(os.name), stream=log)
+        output.write_line(
+            'sys.platform: {}\n```'.format(sys.platform), stream=log,
+        )
+        output.write_line('### error information\n```', stream=log)
         output.write(error_msg, stream=log)
         output.write_line(formatted, stream=log)
         output.write('\n```\n', stream=log)
diff --git a/tests/error_handler_test.py b/tests/error_handler_test.py
index 99edfdb3..e94b3206 100644
--- a/tests/error_handler_test.py
+++ b/tests/error_handler_test.py
@@ -115,7 +115,7 @@ def test_log_and_exit(cap_out, mock_store_dir):
             r'^### version information\n'
             r'```\n'
             r'pre-commit.version: \d+\.\d+\.\d+\n'
-            r'sys.version: (.*\n)*'
+            r'sys.version:\n(    .*\n)*'
             r'sys.executable: .*\n'
             r'os.name: .*\n'
             r'sys.platform: .*\n'