Refactor: continues to rewrite to TS

Build/build-chn-cidr.ts

@@ -0,0 +1,53 @@
+import { fetchRemoteTextAndCreateReadlineInterface } from './lib/fetch-remote-text-by-line';
+import { resolve as pathResolve } from 'path';
+import { compareAndWriteFile, withBannerArray } from './lib/create-file';
+import { processLineFromReadline } from './lib/process-line';
+import { task } from './lib/trace-runner';
+
+// https://github.com/misakaio/chnroutes2/issues/25
+const EXCLUDE_CIDRS = [
+  '223.118.0.0/15',
+  '223.120.0.0/15'
+];
+
+export const buildChnCidr = task(__filename, async () => {
+  const [{ exclude: excludeCidrs }, cidr] = await Promise.all([
+    import('cidr-tools-wasm'),
+    processLineFromReadline(await fetchRemoteTextAndCreateReadlineInterface('https://raw.githubusercontent.com/misakaio/chnroutes2/master/chnroutes.txt'))
+  ]);
+
+  const filteredCidr = excludeCidrs(cidr, EXCLUDE_CIDRS, true);
+
+  const description = [
+    'License: CC BY-SA 2.0',
+    'Homepage: https://ruleset.skk.moe',
+    'GitHub: https://github.com/SukkaW/Surge',
+    '',
+    'Data from https://misaka.io (misakaio @ GitHub)'
+  ];
+
+  return Promise.all([
+    compareAndWriteFile(
+      withBannerArray(
+        'Sukka\'s Ruleset - Mainland China IPv4 CIDR',
+        description,
+        new Date(),
+        filteredCidr.map(i => `IP-CIDR,${i}`)
+      ),
+      pathResolve(__dirname, '../List/ip/china_ip.conf')
+    ),
+    compareAndWriteFile(
+      withBannerArray(
+        'Sukka\'s Ruleset - Mainland China IPv4 CIDR',
+        description,
+        new Date(),
+        filteredCidr
+      ),
+      pathResolve(__dirname, '../Clash/ip/china_ip.txt')
+    )
+  ]);
+});
+
+if (import.meta.main) {
+  buildChnCidr();
+}