feat: a kind of magic

tools/jszip.js

@@ -0,0 +1,31 @@
+const path = require("path");
+
+const fs = require('fs'),
+    archiver = require('archiver'),
+    streamBuffers = require('stream-buffers');
+
+const outputStreamBuffer = new streamBuffers.WritableStreamBuffer({
+    initialSize: (1000 * 1024),   // start at 1000 kilobytes.
+    incrementAmount: (1000 * 1024) // grow by 1000 kilobytes each time buffer overflows.
+});
+const archive = archiver('zip', {
+    zlib: {level: 9} // Sets the compression level.
+});
+archive.pipe(outputStreamBuffer);
+archive.directory(path.basename("."), path.basename("."));
+archive.finalize().then(() => {
+    outputStreamBuffer.end();
+    fs.writeFile('output3.zip', outputStreamBuffer.getContents(), function () {
+        console.log('done!');
+    });
+})
+
+// good practice to catch this error explicitly
+archive.on('error', function(err) {
+    throw err;
+});
+
+archive.on('finish', function() {
+
+});
+