Rename to blueprint-compiler

This isn't an official GTK project so better to avoid using "GTK" in the
name.

gtkblueprinttool/errors.py

@@ -1,143 +0,0 @@
-# errors.py
-#
-# Copyright 2021 James Westman <james@jwestman.net>
-#
-# This file is free software; you can redistribute it and/or modify it
-# under the terms of the GNU Lesser General Public License as
-# published by the Free Software Foundation; either version 3 of the
-# License, or (at your option) any later version.
-#
-# This file 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
-# Lesser General Public License for more details.
-#
-# You should have received a copy of the GNU Lesser General Public
-# License along with this program.  If not, see <http://www.gnu.org/licenses/>.
-#
-# SPDX-License-Identifier: LGPL-3.0-or-later
-
-from dataclasses import dataclass
-import typing as T
-import sys, traceback
-from . import utils
-
-
-class _colors:
-    RED = '\033[91m'
-    YELLOW = '\033[33m'
-    FAINT = '\033[2m'
-    BOLD = '\033[1m'
-    BLUE = '\033[34m'
-    UNDERLINE = '\033[4m'
-    CLEAR = '\033[0m'
-
-class PrintableError(Exception):
-    """ Parent class for errors that can be pretty-printed for the user, e.g.
-    compilation warnings and errors. """
-
-    def pretty_print(self, filename, code):
-        raise NotImplementedError()
-
-
-class CompileError(PrintableError):
-    """ A PrintableError with a start/end position and optional hints """
-
-    category = "error"
-
-    def __init__(self, message, start=None, end=None, did_you_mean=None, hints=None, actions=None):
-        super().__init__(message)
-
-        self.message = message
-        self.start = start
-        self.end = end
-        self.hints = hints or []
-        self.actions = actions or []
-
-        if did_you_mean is not None:
-            self._did_you_mean(*did_you_mean)
-
-    def hint(self, hint: str):
-        self.hints.append(hint)
-        return self
-
-
-    def _did_you_mean(self, word: str, options: T.List[str]):
-        if word.replace("_", "-") in options:
-            self.hint(f"use '-', not '_': `{word.replace('_', '-')}`")
-            return
-
-        recommend = utils.did_you_mean(word, options)
-        if recommend is not None:
-            if word.casefold() == recommend.casefold():
-                self.hint(f"Did you mean `{recommend}` (note the capitalization)?")
-            else:
-                self.hint(f"Did you mean `{recommend}`?")
-            self.actions.append(CodeAction(f"Change to `{recommend}`", recommend))
-        else:
-            self.hint("Did you check your spelling?")
-            self.hint("Are your dependencies up to date?")
-
-    def pretty_print(self, filename, code):
-        line_num, col_num = utils.idx_to_pos(self.start + 1, code)
-        line = code.splitlines(True)[line_num]
-
-        # Display 1-based line numbers
-        line_num += 1
-
-        print(f"""{_colors.RED}{_colors.BOLD}{self.category}: {self.message}{_colors.CLEAR}
-at {filename} line {line_num} column {col_num}:
-{_colors.FAINT}{line_num :>4} |{_colors.CLEAR}{line.rstrip()}\n     {_colors.FAINT}|{" "*(col_num-1)}^{_colors.CLEAR}""")
-
-        for hint in self.hints:
-            print(f"{_colors.FAINT}hint: {hint}{_colors.CLEAR}")
-        print()
-
-
-@dataclass
-class CodeAction:
-    title: str
-    replace_with: str
-
-
-class AlreadyCaughtError(Exception):
-    """ Emitted when a validation has already failed and its error message
-    should not be repeated. """
-
-
-class MultipleErrors(PrintableError):
-    """ If multiple errors occur during compilation, they can be collected into
-    a list and re-thrown using the MultipleErrors exception. It will
-    pretty-print all of the errors and a count of how many errors there are. """
-
-    def __init__(self, errors: T.List[CompileError]):
-        super().__init__()
-        self.errors = errors
-
-    def pretty_print(self, filename, code) -> None:
-        for error in self.errors:
-            error.pretty_print(filename, code)
-        if len(self.errors) != 1:
-            print(f"{len(self.errors)} errors")
-
-
-class CompilerBugError(Exception):
-    """ Emitted on assertion errors """
-
-
-def assert_true(truth: bool, message:str=None):
-    if not truth:
-        raise CompilerBugError(message)
-
-
-def report_compile_error():
-    """ Report an error and ask people to report it. """
-
-    print(traceback.format_exc())
-    print(f"Arguments: {sys.argv}\n")
-    print(f"""{_colors.BOLD}{_colors.RED}***** COMPILER BUG *****
-The gtk-blueprint-tool program has crashed. Please report the above stacktrace,
-along with the input file(s) if possible, on GitLab:
-{_colors.BOLD}{_colors.BLUE}{_colors.UNDERLINE}https://gitlab.gnome.org/jwestman/gtk-blueprint-tool/-/issues/new?issue
-{_colors.CLEAR}""")
-