commit 135b51c9d3436b3afcf323a193c755deafa53f7d Author: Nick Mathewson nickm@torproject.org Date: Mon Mar 25 09:28:24 2019 -0400

practracker: allow comments in exceptions file

Also, distinguish between empty lines (which we should ignore) and incorrect lines (which we should warn about). --- scripts/maint/practracker/problem.py | 31 +++++++++++++++++++++++-------- 1 file changed, 23 insertions(+), 8 deletions(-)

diff --git a/scripts/maint/practracker/problem.py b/scripts/maint/practracker/problem.py index ab3d55057..d5ebedd17 100644 --- a/scripts/maint/practracker/problem.py +++ b/scripts/maint/practracker/problem.py @@ -10,6 +10,7 @@ get worse. from __future__ import print_function

import os.path +import re import sys

class ProblemVault(object): @@ -30,8 +31,15 @@ class ProblemVault(object):

def register_exceptions(self, exception_file): # Register exceptions - for line in exception_file: - problem = get_old_problem_from_exception_str(line) + for lineno, line in enumerate(exception_file, 1): + try: + problem = get_old_problem_from_exception_str(line) + except ValueError as v: + print("Exception file line {} not recognized: {}" + .format(lineno,v), + file=sys.stderr) + continue + if problem is None: continue

@@ -122,11 +130,20 @@ class FunctionSizeProblem(Problem): def __init__(self, problem_location, metric_value): super(FunctionSizeProblem, self).__init__("function-size", problem_location, metric_value)

+comment_re = re.compile(r'#.*$') + def get_old_problem_from_exception_str(exception_str): - try: - _, problem_type, problem_location, metric_value = exception_str.split(" ") - except ValueError: + orig_str = exception_str + exception_str = comment_re.sub("", exception_str) + fields = exception_str.split() + if len(fields) == 0: + # empty line or comment return None + elif len(fields) == 4: + # valid line + _, problem_type, problem_location, metric_value = fields + else: + raise ValueError("Misformatted line {!r}".format(orig_str))

if problem_type == "file-size": return FileSizeProblem(problem_location, metric_value) @@ -135,6 +152,4 @@ def get_old_problem_from_exception_str(exception_str): elif problem_type == "function-size": return FunctionSizeProblem(problem_location, metric_value) else: -# print("Unknown exception line '{}'".format(exception_str)) - return None - + raise ValueError("Unknown exception type {!r}".format(orig_str))