Advance Blender 5.2 web parity through M12-03D

tools/web/generate-asset-catalog-compatibility.mjs

@@ -0,0 +1,39 @@
+import assert from "node:assert/strict";
+import fs from "node:fs";
+import os from "node:os";
+import path from "node:path";
+import { pathToFileURL } from "node:url";
+import ts from "../../web/node_modules/typescript/lib/typescript.js";
+
+const [sourceArg, outputArg] = process.argv.slice(2);
+if (!sourceArg || !outputArg) throw new Error("usage: node generate-asset-catalog-compatibility.mjs V2_JSON OUTPUT_JSON");
+const root = path.resolve(import.meta.dirname, "../..");
+const temporary = fs.mkdtempSync(path.join(os.tmpdir(), "asset-catalog-compatibility-generator-"));
+const sources = ["asset-path.ts", "capability-gates.ts", "asset-library-io.ts", "asset-catalog-v2.ts", "asset-catalog-compatibility.ts"];
+try {
+  for (const sourceName of sources) {
+    const sourcePath = path.join(root, "web/protocol", sourceName);
+    const result = ts.transpileModule(fs.readFileSync(sourcePath, "utf8"), {
+      compilerOptions: { module: ts.ModuleKind.ES2022, target: ts.ScriptTarget.ES2022 },
+      fileName: sourcePath,
+      reportDiagnostics: true,
+    });
+    assert.deepEqual(result.diagnostics, []);
+    fs.writeFileSync(path.join(temporary, sourceName.replace(/\.ts$/, ".mjs")), result.outputText.replaceAll(/from "\.\/([a-z0-9-]+)"/g, 'from "./$1.mjs"'));
+  }
+  const compatibility = await import(pathToFileURL(path.join(temporary, "asset-catalog-compatibility.mjs")));
+  const value = JSON.parse(fs.readFileSync(path.resolve(sourceArg), "utf8"));
+  const output = {
+    read: await compatibility.inspectAssetCatalogForLegacyReader(value, "READ"),
+    catalogWrite: await compatibility.inspectAssetCatalogForLegacyReader(value, "CATALOG_WRITE"),
+    assetWrite: await compatibility.inspectAssetCatalogForLegacyReader(value, "ASSET_WRITE"),
+    save: await compatibility.inspectAssetCatalogForLegacyReader(value, "SAVE"),
+    future: await compatibility.inspectAssetCatalogForLegacyReader({ schemaVersion: 3 }, "READ"),
+  };
+  fs.mkdirSync(path.dirname(path.resolve(outputArg)), { recursive: true });
+  fs.writeFileSync(path.resolve(outputArg), `${JSON.stringify(output, null, 2)}\n`);
+  process.stdout.write("asset-catalog-compatibility-generated read=READ_ONLY writes=3/BLOCKED future=BLOCKED\n");
+}
+finally {
+  fs.rmSync(temporary, { recursive: true, force: true });
+}