add packaging script

Author: ntjess

package.py

@@ -0,0 +1,75 @@
+import shutil
+import typing as t
+from pathlib import Path
+
+from packaging.version import InvalidVersion
+from packaging.version import Version as PkgVersion
+import tomli
+
+FilePath = t.Union[str, Path]
+
+
+def create_package(
+    source_folder: FilePath,
+    typst_packages_folder: FilePath,
+    package_paths: t.List[str | FilePath],
+    version: str,
+    package_name: str,
+    namespace="preview",
+    exist_ok=False,
+):
+    try:
+        PkgVersion(version)
+    except InvalidVersion:
+        raise ValueError(f"{version} is not a valid version")
+
+    upload_folder = Path(typst_packages_folder) / namespace / package_name / version
+    if upload_folder.exists() and not exist_ok:
+        raise FileExistsError(f"{upload_folder} already exists")
+    elif upload_folder.exists():
+        shutil.rmtree(upload_folder)
+    upload_folder.mkdir(parents=True)
+
+    src = Path(source_folder)
+    for path in map(Path, package_paths):
+        if path.is_dir():
+            shutil.copytree(
+                src.joinpath(path), upload_folder.joinpath(path), dirs_exist_ok=True
+            )
+        else:
+            shutil.copy(src.joinpath(path), upload_folder.joinpath(path))
+    return upload_folder
+
+
+if "__main__" == __name__:
+    import argparse
+    import os
+
+    here = Path(__file__).resolve().parent
+    default_packages_folder = os.environ.get("typst_packages_folder", None)
+
+    parser = argparse.ArgumentParser()
+    parser.add_argument("toml", help="path to typst.toml", default=here / "typst.toml")
+    parser.add_argument("--namespace", default="preview")
+    parser.add_argument("--exist-ok", action="store_true")
+    parser.add_argument("--typst-packages-folder", default=default_packages_folder)
+    args = parser.parse_args()
+
+    toml_file = Path(args.toml).resolve()
+    with open(toml_file, "rb") as ifile:
+        toml_text = tomli.load(ifile)  # type: ignore
+    version = toml_text["package"]["version"]
+    package_name = toml_text["package"]["name"]
+    package_paths = toml_text["tool"]["packager"]["paths"]
+    package_paths.append(toml_file.name)
+
+    folder = create_package(
+        Path(args.toml).resolve().parent,
+        args.typst_packages_folder,
+        package_paths,
+        version,
+        package_name,
+        namespace=args.namespace,
+        exist_ok=args.exist_ok,
+    )
+    print(f"Created package in {folder}")

typst.toml

@@ -6,4 +6,7 @@ authors = ["Nathan Jessurun"]
 license = "Unlicense"
 description = "Helpful functions for content positioning and margin comments/notes"
 repository = "https://github.com/ntjess/typst-drafting"
-keywords = ["comments", "notes", "margins", "positioning", "layout", "ruler"]
+keywords = ["comments", "notes", "margins", "positioning", "layout", "ruler"]
+
+[tool.packager]
+paths = ["drafting.typ", "LICENSE", "README.md"]