refactor: 加载系统重构

packages-user/data-state/src/loader/jsoncProcessor.ts

@@ -0,0 +1,29 @@
+import { logger } from '@motajs/common';
+import { ILoadTask, ILoadTaskProcessor, LoadDataType } from '@motajs/loader';
+
+export class PrefixedJSONCProcessor<T> implements ILoadTaskProcessor<
+    LoadDataType.Text,
+    T
+> {
+    constructor(readonly prefixSplit: string) {}
+
+    process(
+        response: string,
+        task: ILoadTask<LoadDataType.Text, T>
+    ): Promise<T> {
+        const splitted = response.split(this.prefixSplit);
+        if (splitted.length !== 2) {
+            logger.error(66, task.url, this.prefixSplit);
+            return Promise.resolve({} as T);
+        }
+
+        const raw = splitted[1];
+        try {
+            const obj = JSON.parse(raw);
+            return Promise.resolve(obj as T);
+        } catch (e) {
+            logger.error(67, task.url, String(e));
+            return Promise.resolve({} as T);
+        }
+    }
+}