px4-firmware/Tools/px4events/srcscanner.py

53 lines
1.7 KiB
Python

import os
import re
import codecs
import sys
class SourceScanner(object):
"""
Traverses directory tree, reads all source files, and passes their contents
to the Parser.
"""
def ScanDir(self, srcdirs, parser):
"""
Scans provided path and passes all found contents to the parser using
parser.Parse method.
"""
extensions = tuple([".cpp"])
for srcdir in srcdirs:
if os.path.isfile(srcdir):
if not self.ScanFile(srcdir, parser):
return False
else:
for dirname, dirnames, filenames in os.walk(srcdir):
for filename in filenames:
if filename.endswith(extensions):
path = os.path.join(dirname, filename)
try:
if not self.ScanFile(path, parser):
return False
except:
print(("Exception in file %s" % path))
raise
return True
def ScanFile(self, path, parser):
"""
Scans provided file and passes its contents to the parser using
parser.Parse method.
"""
with codecs.open(path, 'r', 'utf-8') as f:
try:
contents = f.read()
except:
contents = ''
print('Failed reading file: %s, skipping content.' % path)
pass
try:
return parser.Parse(contents, path)
except Exception as e:
print("Exception while parsing file {}".format(path))
raise