refactor: extract startup resource factory helpers

src/core/services/startup-resource-runtime-service.ts

@@ -0,0 +1,26 @@
+interface MecabTokenizerLike {
+  checkAvailability: () => Promise<unknown>;
+}
+
+interface SubtitleTimingTrackerLike {}
+
+export async function createMecabTokenizerAndCheckRuntimeService<
+  T extends MecabTokenizerLike,
+>(options: {
+  createMecabTokenizer: () => T;
+  setMecabTokenizer: (tokenizer: T) => void;
+}): Promise<void> {
+  const tokenizer = options.createMecabTokenizer();
+  options.setMecabTokenizer(tokenizer);
+  await tokenizer.checkAvailability();
+}
+
+export function createSubtitleTimingTrackerRuntimeService<
+  T extends SubtitleTimingTrackerLike,
+>(options: {
+  createSubtitleTimingTracker: () => T;
+  setSubtitleTimingTracker: (tracker: T) => void;
+}): void {
+  const tracker = options.createSubtitleTimingTracker();
+  options.setSubtitleTimingTracker(tracker);
+}