1 files changed, 62 insertions, 0 deletions
diff --git a/venv/lib/python3.11/site-packages/litestar/utils/version.py b/venv/lib/python3.11/site-packages/litestar/utils/version.py
new file mode 100644
index 0000000..d7974eb
--- /dev/null
+++ b/venv/lib/python3.11/site-packages/litestar/utils/version.py
@@ -0,0 +1,62 @@
+from __future__ import annotations
+
+import re
+import sys
+from typing import Literal, NamedTuple
+
+__all__ = ("Version", "get_version", "parse_version")
+
+
+if sys.version_info >= (3, 10):
+    import importlib.metadata as importlib_metadata
+else:
+    import importlib_metadata
+
+
+_ReleaseLevel = Literal["alpha", "beta", "rc", "final"]
+_PRE_RELEASE_TAGS = {"alpha", "a", "beta", "b", "rc"}
+_PRE_RELEASE_TAGS_CONVERSIONS: dict[str, _ReleaseLevel] = {"a": "alpha", "b": "beta"}
+
+_VERSION_PARTS_RE = re.compile(r"(\d+|[a-z]+|\.)")
+
+
+class Version(NamedTuple):
+    """Litestar version information"""
+
+    major: int
+    minor: int
+    patch: int
+    release_level: _ReleaseLevel
+    serial: int
+
+    def formatted(self, short: bool = False) -> str:
+        version = f"{self.major}.{self.minor}.{self.patch}"
+        if not short:
+            version += f"{self.release_level}{self.serial}"
+        return version
+
+
+def parse_version(raw_version: str) -> Version:
+    """Parse a version string into a :class:`Version`"""
+    parts = [p for p in _VERSION_PARTS_RE.split(raw_version) if p and p != "."]
+    release_level: _ReleaseLevel = "final"
+    serial = "0"
+
+    if len(parts) == 3:
+        major, minor, patch = parts
+    elif len(parts) == 5:
+        major, minor, patch, release_level, serial = parts  # type: ignore[assignment]
+        if release_level not in _PRE_RELEASE_TAGS:
+            raise ValueError(f"Invalid release level: {release_level}")
+        release_level = _PRE_RELEASE_TAGS_CONVERSIONS.get(release_level, release_level)
+    else:
+        raise ValueError(f"Invalid version: {raw_version}")
+
+    return Version(
+        major=int(major), minor=int(minor), patch=int(patch), release_level=release_level, serial=int(serial)
+    )
+
+
+def get_version() -> Version:
+    """Get the version of the installed litestar package"""
+    return parse_version(importlib_metadata.version("litestar"))