Initial

resources/app/node_modules/@aws-crypto/sha256-browser/build/webCryptoSha256.js

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+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.Sha256 = void 0;
+var util_1 = require("@aws-crypto/util");
+var constants_1 = require("./constants");
+var util_locate_window_1 = require("@aws-sdk/util-locate-window");
+var Sha256 = /** @class */ (function () {
+    function Sha256(secret) {
+        this.toHash = new Uint8Array(0);
+        this.secret = secret;
+        this.reset();
+    }
+    Sha256.prototype.update = function (data) {
+        if ((0, util_1.isEmptyData)(data)) {
+            return;
+        }
+        var update = (0, util_1.convertToBuffer)(data);
+        var typedArray = new Uint8Array(this.toHash.byteLength + update.byteLength);
+        typedArray.set(this.toHash, 0);
+        typedArray.set(update, this.toHash.byteLength);
+        this.toHash = typedArray;
+    };
+    Sha256.prototype.digest = function () {
+        var _this = this;
+        if (this.key) {
+            return this.key.then(function (key) {
+                return (0, util_locate_window_1.locateWindow)()
+                    .crypto.subtle.sign(constants_1.SHA_256_HMAC_ALGO, key, _this.toHash)
+                    .then(function (data) { return new Uint8Array(data); });
+            });
+        }
+        if ((0, util_1.isEmptyData)(this.toHash)) {
+            return Promise.resolve(constants_1.EMPTY_DATA_SHA_256);
+        }
+        return Promise.resolve()
+            .then(function () {
+            return (0, util_locate_window_1.locateWindow)().crypto.subtle.digest(constants_1.SHA_256_HASH, _this.toHash);
+        })
+            .then(function (data) { return Promise.resolve(new Uint8Array(data)); });
+    };
+    Sha256.prototype.reset = function () {
+        var _this = this;
+        this.toHash = new Uint8Array(0);
+        if (this.secret && this.secret !== void 0) {
+            this.key = new Promise(function (resolve, reject) {
+                (0, util_locate_window_1.locateWindow)()
+                    .crypto.subtle.importKey("raw", (0, util_1.convertToBuffer)(_this.secret), constants_1.SHA_256_HMAC_ALGO, false, ["sign"])
+                    .then(resolve, reject);
+            });
+            this.key.catch(function () { });
+        }
+    };
+    return Sha256;
+}());
+exports.Sha256 = Sha256;
+//# sourceMappingURL=webCryptoSha256.js.map