初始化环境文件

node_modules/@aws-sdk/middleware-flexible-checksums/dist-cjs/getCrc32ChecksumAlgorithmFunction.js

@@ -0,0 +1,26 @@
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.getCrc32ChecksumAlgorithmFunction = void 0;
+const tslib_1 = require("tslib");
+const crc32_1 = require("@aws-crypto/crc32");
+const util_1 = require("@aws-crypto/util");
+const zlib = tslib_1.__importStar(require("node:zlib"));
+class NodeCrc32 {
+    checksum = 0;
+    update(data) {
+        this.checksum = zlib.crc32(data, this.checksum);
+    }
+    async digest() {
+        return (0, util_1.numToUint8)(this.checksum);
+    }
+    reset() {
+        this.checksum = 0;
+    }
+}
+const getCrc32ChecksumAlgorithmFunction = () => {
+    if (typeof zlib.crc32 === "undefined") {
+        return crc32_1.AwsCrc32;
+    }
+    return NodeCrc32;
+};
+exports.getCrc32ChecksumAlgorithmFunction = getCrc32ChecksumAlgorithmFunction;