0c9abf43a9
* Updated copyright headers
* Revert "Fixed linker warnings in docs snippets on Windows (#15119)"
This reverts commit 372699ec49.
121 lines
4.3 KiB
Python
121 lines
4.3 KiB
Python
# Copyright (C) 2018-2023 Intel Corporation
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# SPDX-License-Identifier: Apache-2.0
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"""
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Doxygen and Sphinx logs parsing routines
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"""
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import re
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from pathlib import Path
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class LogParser:
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"""
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This class reads a log file and converts it to a structured format represented as a python `dict`
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"""
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exclude_symbols = (
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'\x1b[91m',
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'[39;49;00m'
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)
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# a regex that is used to match log lines containing a filepath,
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# a line number, and an error,warning or critical
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regex = r'^(?!\*)(.*?):?([0-9]*):? ?(warning|error|critical): (.+)'
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def __init__(self, log: Path, strip: str, xfail_list: list, suppress_warnings: list):
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"""
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Initialize a LogParser object for parsing doxygen and sphinx logs
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:param log: Path to a log file represented as a `pathlib.Path` object
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:param strip: A part of the filepath that should be removed
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:param suppress_warnings: A list of warnings that should be ignored
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:param xfail_list: A list of filepaths that should be ignored
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"""
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self.log = log
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if not strip.endswith('/'):
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strip = strip + '/'
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self.strip = strip.replace('\\', '/').lower()
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self.xfail_list = xfail_list
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self.suppress_warnings = suppress_warnings
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self.out = dict()
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def get_match(self, line: str):
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"""
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Match a log line against the regex defined by this class
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"""
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return re.match(self.regex, line)
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def preprocess_line(self, line):
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"""
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Clear log line from unwanted symbols
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"""
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for sym in self.exclude_symbols:
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line = line.replace(sym, '')
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return line.strip().lower()
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def strip_path(self, path):
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"""
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Strip `path` components ends on `strip`
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"""
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path = path.replace('\\', '/').lower()
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new_path = path.split(self.strip)[-1]
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if new_path.startswith('build/docs/'):
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new_path = new_path.split('build/docs/')[-1]
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return new_path
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def filter(self):
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"""
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Filter out a log file to remove files or warning based on the values provided in `strip`,
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`suppress_warnings`, and 'xfail_list`
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"""
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filtered_out = dict()
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for filepath, warnings in self.out.items():
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filepath = self.strip_path(filepath)
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if filepath in self.xfail_list:
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continue
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warnings = list(filter(lambda item: not self.is_suppressed(item), warnings))
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if warnings:
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filtered_out[filepath] = warnings
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return filtered_out
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def is_suppressed(self, line):
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return any([re.search(re.compile(warning, re.IGNORECASE), line) for warning in self.suppress_warnings])
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def parse(self):
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"""
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Parse a log file to convert it to a structured format
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"""
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with open(self.log, 'r', errors='ignore') as f:
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log_lines = f.readlines()
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# iterate each line in the log file
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i = 0
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while i < len(log_lines):
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j = i + 1
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line = self.preprocess_line(log_lines[i])
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match = self.get_match(line)
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# if match is true then we found a line containing a filepath,
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# a line number, and a warning/error
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if match and not self.is_suppressed(line):
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filepath = match.group(1) or 'warning'
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linenum = match.group(2)
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warning = match.group(4)
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if not filepath in self.out:
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self.out[filepath] = set()
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if linenum:
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warning = f'{warning} line ({linenum})'
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self.out[filepath].add(warning)
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# in this case, the filepath might contain several errors on separate lines,
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# so we need to iterate next lines until we find a line
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# that matches the regex defined in this class
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while j < len(log_lines):
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next_line = self.preprocess_line(log_lines[j])
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match = self.get_match(next_line)
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if match:
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break
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if next_line:
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self.out[filepath].add(self.preprocess_line(next_line))
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j += 1
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i = j
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return self.out
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