Add script to update version

cmake/Version.cmake

@@ -1,8 +1,5 @@
 function(write_version)
   message(STATUS "TL2cgen VERSION: ${PROJECT_VERSION}")
-  configure_file(
-      ${PROJECT_SOURCE_DIR}/cmake/Python_version.in
-      ${PROJECT_SOURCE_DIR}/python/tl2cgen/VERSION @ONLY)
   configure_file(
       ${PROJECT_SOURCE_DIR}/cmake/version.h.in
       include/tl2cgen/version.h)

dev/change_version.py

@@ -0,0 +1,89 @@
+"""
+This script changes the version field in different parts of the code base.
+"""
+
+import argparse
+import pathlib
+import re
+from typing import Optional, TypeVar
+
+R = TypeVar("R")
+ROOT = pathlib.Path(__file__).parent.parent.expanduser().resolve()
+PY_PACKAGE = ROOT / "python"
+
+
+def update_cmake(major: int, minor: int, patch: int) -> None:
+    """Change version in CMakeLists.txt"""
+    version = f"{major}.{minor}.{patch}"
+    with open(ROOT / "CMakeLists.txt", "r", encoding="utf-8") as fd:
+        cmakelist = fd.read()
+    pattern = r"project\(tl2cgen LANGUAGES .* VERSION ([0-9]+\.[0-9]+\.[0-9]+)\)"
+    matched = re.search(pattern, cmakelist)
+    assert matched, "Couldn't find the version string in CMakeLists.txt."
+    cmakelist = cmakelist[: matched.start(1)] + version + cmakelist[matched.end(1) :]
+    with open(ROOT / "CMakeLists.txt", "w", encoding="utf-8") as fd:
+        fd.write(cmakelist)
+
+
+def update_pypkg(
+    major: int,
+    minor: int,
+    patch: int,
+    *,
+    is_rc: bool,
+    is_dev: bool,
+    rc_ver: Optional[int] = None,
+) -> None:
+    """Change version in the Python package"""
+    version = f"{major}.{minor}.{patch}"
+    pyver = version
+    if is_rc:
+        assert rc_ver
+        pyver = pyver + f"rc{rc_ver}"
+    if is_dev:
+        pyver = pyver + "-dev"
+
+    pyver_path = PY_PACKAGE / "tl2cgen" / "VERSION"
+    with open(pyver_path, "w", encoding="utf-8") as fd:
+        fd.write(pyver + "\n")
+
+    pyprj_path = PY_PACKAGE / "pyproject.toml"
+    with open(PY_PACKAGE / "pyproject.toml", "r", encoding="utf-8") as fd:
+        pyprj = fd.read()
+    matched = re.search('version = "' + r"([0-9]+\.[0-9]+\.[0-9]+.*)" + '"', pyprj)
+    assert matched, "Couldn't find version string in pyproject.toml."
+    pyprj = pyprj[: matched.start(1)] + pyver + pyprj[matched.end(1) :]
+    with open(pyprj_path, "w", encoding="utf-8") as fd:
+        fd.write(pyprj)
+
+
+def main(args: argparse.Namespace) -> None:
+    """Perform version change in all relevant parts of the code base."""
+    if args.is_rc and args.is_dev:
+        raise ValueError("A release version cannot be both RC and dev.")
+    if args.is_rc:
+        assert args.rc is not None, "rc field must be specified if is_rc is specified"
+        assert args.rc >= 1, "RC version must start from 1."
+    else:
+        assert args.rc is None, "is_rc must be specified in order to specify rc field"
+    update_cmake(args.major, args.minor, args.patch)
+    update_pypkg(
+        args.major,
+        args.minor,
+        args.patch,
+        is_rc=args.is_rc,
+        is_dev=args.is_dev,
+        rc_ver=args.rc,
+    )
+
+
+if __name__ == "__main__":
+    parser = argparse.ArgumentParser()
+    parser.add_argument("--major", type=int, required=True)
+    parser.add_argument("--minor", type=int, required=True)
+    parser.add_argument("--patch", type=int, required=True)
+    parser.add_argument("--rc", type=int)
+    parser.add_argument("--is-rc", type=int, choices=[0, 1], default=0)
+    parser.add_argument("--is-dev", type=int, choices=[0, 1], default=0)
+    parsed_args = parser.parse_args()
+    main(parsed_args)