Wasm skeleton

build_release.py

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+#!/usr/bin/env python3
+
+import json
+from pathlib import PurePath, Path
+import subprocess
+import tempfile
+import zipfile
+
+wasm_pack = Path("~/.cargo/bin/wasm-pack").expanduser()
+
+root_files = ["module.json", "README.md", "CHANGELOG.md", "LICENSE"]
+wasm_files = ["gridless_pathfinding_bg.wasm", "gridless_pathfinding.js"]
+output_dir = Path("artifact")
+copy_everything_directories = ["js", "lang", "templates"]
+wasm_dir = Path("wasm")
+root_dir = Path(".")
+rust_dir = Path("rust")
+build_dir_tmp = tempfile.TemporaryDirectory()
+build_dir = Path(build_dir_tmp.name)
+
+with open("module.json", "r") as file:
+	manifest = json.load(file)
+
+zip_root = PurePath(f'{manifest["name"]}')
+
+filename = f'{manifest["name"]}-{manifest["version"]}.zip'
+
+result = subprocess.run([wasm_pack, "build", "--target", "web", "--out-dir", build_dir, root_dir / rust_dir])
+if result.returncode != 0:
+	raise Exception("Wasm build failed")
+
+output_dir.mkdir(parents=True, exist_ok=True)
+
+with zipfile.ZipFile(output_dir / filename, mode="w", compression=zipfile.ZIP_DEFLATED, compresslevel=9) as archive:
+	for f in root_files:
+		archive.write(root_dir / f, arcname=zip_root / f)
+	for d in copy_everything_directories:
+		for f in (root_dir / d).iterdir():
+			assert(f.is_file())
+			archive.write(f, arcname=zip_root / d / f.name)
+	for f in wasm_files:
+		archive.write(build_dir / f, arcname=zip_root / wasm_dir / f)
+
+print(f"Successfully built {output_dir / filename}")