Use dataclass where applicable; add 'make test' to Makefile

Author: eliben

Makefile

@@ -1,4 +1,4 @@
-.PHONY: check
+.PHONY: check test
 
 RUFF_VERSION ?= 0.14.13
 RUFF = uvx ruff@$(RUFF_VERSION)
@@ -10,3 +10,7 @@ check:
 	$(RUFF) check .
 	$(TY) check
 	$(RUFF) format .
+
+test:
+	python3 -m unittest discover
+

pycparser/c_lexer.py

@@ -12,14 +12,12 @@
 from typing import Callable, Dict, List, Optional, Tuple
 
 
+@dataclass(slots=True)
 class _Token:
-    __slots__ = ("type", "value", "lineno", "column")
-
-    def __init__(self, typ: str, value: str, lineno: int, column: int) -> None:
-        self.type = typ
-        self.value = value
-        self.lineno = lineno
-        self.column = column
+    type: str
+    value: str
+    lineno: int
+    column: int
 
 
 class CLexer:

pycparser/c_parser.py

@@ -6,6 +6,7 @@
 # Eli Bendersky [https://eli.thegreenplace.net/]
 # License: BSD
 # ------------------------------------------------------------------------------
+from dataclasses import dataclass
 from typing import (
     Any,
     Dict,
@@ -23,23 +24,17 @@
 from .ast_transforms import fix_switch_cases, fix_atomic_specifiers
 
 
+@dataclass
 class Coord:
     """Coordinates of a syntactic element. Consists of:
     - File name
     - Line number
     - Column number
     """
 
-    __slots__ = ("file", "line", "column", "__weakref__")
-
     file: str
     line: int
-    column: Optional[int]
-
-    def __init__(self, file: str, line: int, column: Optional[int] = None) -> None:
-        self.file = file
-        self.line = line
-        self.column = column
+    column: Optional[int] = None
 
     def __str__(self) -> str:
         text = f"{self.file}:{self.line}"