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Rework file diff (show line differences)

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This commit is contained in:
Tamas Vajk
2021-05-18 14:31:02 +02:00
parent ce53586002
commit 511486d045
1 changed files with 15 additions and 4 deletions
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19
misc/scripts/library-coverage/compare-files.py
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@@ -1,7 +1,7 @@
import sys
import os
import settings
import filecmp
import difflib
"""
This script compares the generated CSV coverage files with the ones in the codebase.
@@ -14,10 +14,21 @@ def check_file_exists(file):
sys.exit(1)
def ignore_line_ending(ch):
return difflib.IS_CHARACTER_JUNK(ch, ws=" \r\n")
def compare_files(file1, file2):
filecmp.clear_cache()
if not filecmp.cmp(file1, file2):
print("Error: The generated files do not match the ones in the codebase. Please check and fix file '" +
has_differences = False
diff = difflib.ndiff(open(file1).readlines(),
open(file2).readlines(), None, ignore_line_ending)
for line in diff:
if line.startswith("+") or line.startswith("-"):
print(line, end="", file=sys.stderr)
has_differences = True
if has_differences:
print("Error: The generated file doesn't match the one in the codebase. Please check and fix file '" +
file1 + "'.", file=sys.stderr)
sys.exit(1)