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system/node_modules/ethers/lib.commonjs/utils/base64.js

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+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.encodeBase64 = exports.decodeBase64 = void 0;
+/**
+ *  [Base64 encoding](link-wiki-base64) using 6-bit words to encode
+ *  arbitrary bytes into a string using 65 printable symbols, the
+ *  upper-case and lower-case alphabet, the digits ``0`` through ``9``,
+ *  ``"+"`` and ``"/"`` with the ``"="`` used for padding.
+ *
+ *  @_subsection: api/utils:Base64 Encoding  [about-base64]
+ */
+const data_js_1 = require("./data.js");
+/**
+ *  Decodes the base-64 encoded %%value%%.
+ *
+ *  @example:
+ *    // The decoded value is always binary data...
+ *    result = decodeBase64("SGVsbG8gV29ybGQhIQ==")
+ *    //_result:
+ *
+ *    // ...use toUtf8String to convert it to a string.
+ *    toUtf8String(result)
+ *    //_result:
+ *
+ *    // Decoding binary data
+ *    decodeBase64("EjQ=")
+ *    //_result:
+ */
+function decodeBase64(value) {
+    return (0, data_js_1.getBytesCopy)(Buffer.from(value, "base64"));
+}
+exports.decodeBase64 = decodeBase64;
+;
+/**
+ *  Encodes %%data%% as a base-64 encoded string.
+ *
+ *  @example:
+ *    // Encoding binary data as a hexstring
+ *    encodeBase64("0x1234")
+ *    //_result:
+ *
+ *    // Encoding binary data as a Uint8Array
+ *    encodeBase64(new Uint8Array([ 0x12, 0x34 ]))
+ *    //_result:
+ *
+ *    // The input MUST be data...
+ *    encodeBase64("Hello World!!")
+ *    //_error:
+ *
+ *    // ...use toUtf8Bytes for this.
+ *    encodeBase64(toUtf8Bytes("Hello World!!"))
+ *    //_result:
+ */
+function encodeBase64(data) {
+    return Buffer.from((0, data_js_1.getBytes)(data)).toString("base64");
+}
+exports.encodeBase64 = encodeBase64;
+//# sourceMappingURL=base64.js.map