[PATCH] D138234: [clang-format] Support new file formatting with vim

[Jinsong Ji via Phabricator via cfe-commits]

This revision was landed with ongoing or failed builds.
This revision was automatically updated to reflect the committed changes.
Closed by commit rG86278114085b: [clang-format] Support new file formatting with vim (authored by jsji).

Changed prior to commit:
  https://reviews.llvm.org/D138234?vs=476905&id=476984#toc

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D138234/new/

https://reviews.llvm.org/D138234

Files:
  clang/tools/clang-format/clang-format.py


Index: clang/tools/clang-format/clang-format.py
===================================================================
--- clang/tools/clang-format/clang-format.py
+++ clang/tools/clang-format/clang-format.py
@@ -41,6 +41,7 @@
 
 import difflib
 import json
+import os.path
 import platform
 import subprocess
 import sys
@@ -76,7 +77,8 @@
   # Determine range to format.
   if vim.eval('exists("l:lines")') == '1':
     lines = ['-lines', vim.eval('l:lines')]
-  elif vim.eval('exists("l:formatdiff")') == '1':
+  elif vim.eval('exists("l:formatdiff")') == '1' and \
+       os.path.exists(vim.current.buffer.name):
     with open(vim.current.buffer.name, 'r') as f:
       ondisk = f.read().splitlines();
     sequence = difflib.SequenceMatcher(None, ondisk, vim.current.buffer)


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