LogarithmPlotter/runtime-pyside6/LogarithmPlotter/util/debug.py
Ad5001 a85a4721e3
Some checks failed
continuous-integration/drone/push Build is failing
Fixing double redraw when opening a file.
2024-10-15 20:39:03 +02:00

105 lines
3.9 KiB
Python

"""
* LogarithmPlotter - 2D plotter software to make BODE plots, sequences and distribution functions.
* Copyright (C) 2021-2024 Ad5001
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
"""
from PySide6.QtCore import QtMsgType, qInstallMessageHandler, QMessageLogContext
from math import ceil, log10
from os import path
from re import compile
CURRENT_PATH = path.dirname(path.realpath(__file__))
SOURCEMAP_PATH = path.realpath(f"{CURRENT_PATH}/../qml/eu/ad5001/LogarithmPlotter/js/index.mjs.map")
SOURCEMAP_INDEX = None
INDEX_REG = compile(r"build\/runtime-pyside6\/LogarithmPlotter\/qml\/eu\/ad5001\/LogarithmPlotter\/js\/index.mjs:(\d+)")
class LOG_COLORS:
GRAY = "\033[90m"
BLUE = "\033[94m"
ORANGE = "\033[38;5;166m"
RED = "\033[38;5;204m"
INVERT = "\033[7m"
RESET_INVERT = "\033[27m"
RESET = "\033[0m"
MODES = {
QtMsgType.QtInfoMsg: ['info', LOG_COLORS.BLUE],
QtMsgType.QtWarningMsg: ['warning', LOG_COLORS.ORANGE],
QtMsgType.QtCriticalMsg: ['critical', LOG_COLORS.RED],
QtMsgType.QtFatalMsg: ['critical', LOG_COLORS.RED]
}
DEFAULT_MODE = ['debug', LOG_COLORS.GRAY]
def map_javascript_source(source_file: str, line: str) -> tuple[str, str]:
"""
Maps a line from the compiled javascript to its source.
"""
try:
if SOURCEMAP_INDEX is not None:
token = SOURCEMAP_INDEX.lookup(line, 20)
source_file = token.src.split("../")[-1]
line = token.src_line
except IndexError:
pass # Unable to find source, leave as is.
return source_file, line
def create_log_terminal_message(mode: QtMsgType, context: QMessageLogContext, message: str):
"""
Parses a qt log message and returns it.
"""
mode = MODES[mode] if mode in MODES else DEFAULT_MODE
line = context.line
source_file = context.file
# Remove source and line from message
if source_file is not None:
if message.startswith(source_file):
message = message[len(source_file) + 1:]
source_file = "LogarithmPlotter/qml/" + source_file.split("/qml/")[-1] # We're only interested in that part.
if line is not None and message.startswith(str(line)):
line_length = ceil(log10((line + 1) if line > 0 else 1))
message = message[line_length + 2:]
# Check MJS
if line is not None and source_file is not None and source_file.endswith("index.mjs"):
source_file, line = map_javascript_source(source_file, line)
# Parse message
prefix = f"{LOG_COLORS.INVERT}{mode[1]}[{mode[0].upper()}]{LOG_COLORS.RESET_INVERT}"
message = message + LOG_COLORS.RESET
context = f"{context.function} at {source_file}:{line}"
return f"{prefix} {message} ({context})"
def log_qt_debug(mode: QtMsgType, context: QMessageLogContext, message: str):
"""
Parses and renders qt log messages.
"""
print(create_log_terminal_message(mode, context, message))
def setup():
global SOURCEMAP_INDEX
try:
with open(SOURCEMAP_PATH, "r") as f:
from sourcemap import loads
SOURCEMAP_INDEX = loads(f.read())
except Exception as e:
log_qt_debug(QtMsgType.QtWarningMsg, QMessageLogContext(),
f"Could not setup JavaScript source mapper in logs: {repr(e)}")
qInstallMessageHandler(log_qt_debug)