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don't read whole file to detect encoding

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This commit is contained in:
Spencer Young
2020-03-24 22:19:01 -07:00
parent 10daf4c45f
commit d60e9fd0f6
1 changed files with 8 additions and 8 deletions
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16
yamllint/cli.py
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@@ -31,14 +31,14 @@ from yamllint.linter import PROBLEM_LEVELS
def determine_encoding(file): def determine_encoding(file):
with io.open(file, 'rb') as raw_file: with io.open(file, 'rb') as raw_file:
data = raw_file.read() data = raw_file.read(4)
if data.startswith(codecs.BOM_UTF16_LE): if data.startswith(codecs.BOM_UTF16_LE):
encoding = 'utf-16-le' encoding = 'utf-16-le'
elif data.startswith(codecs.BOM_UTF16_BE): elif data.startswith(codecs.BOM_UTF16_BE):
encoding = 'utf-16-be' encoding = 'utf-16-be'
else: else:
encoding = 'utf-8' encoding = 'utf-8'
return encoding return encoding
def find_files_recursively(items, conf): def find_files_recursively(items, conf):