feat: 초기 프로젝트 설정 및 룰.md 파일 추가

api.hyungi.net/node_modules/@simplewebauthn/server/script/helpers/convertCertBufferToPEM.js

@@ -0,0 +1,34 @@
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.convertCertBufferToPEM = convertCertBufferToPEM;
+const index_js_1 = require("./iso/index.js");
+/**
+ * Convert buffer to an OpenSSL-compatible PEM text format.
+ */
+function convertCertBufferToPEM(certBuffer) {
+    let b64cert;
+    /**
+     * Get certBuffer to a base64 representation
+     */
+    if (typeof certBuffer === 'string') {
+        if (index_js_1.isoBase64URL.isBase64URL(certBuffer)) {
+            b64cert = index_js_1.isoBase64URL.toBase64(certBuffer);
+        }
+        else if (index_js_1.isoBase64URL.isBase64(certBuffer)) {
+            b64cert = certBuffer;
+        }
+        else {
+            throw new Error('Certificate is not a valid base64 or base64url string');
+        }
+    }
+    else {
+        b64cert = index_js_1.isoBase64URL.fromBuffer(certBuffer, 'base64');
+    }
+    let PEMKey = '';
+    for (let i = 0; i < Math.ceil(b64cert.length / 64); i += 1) {
+        const start = 64 * i;
+        PEMKey += `${b64cert.substr(start, 64)}\n`;
+    }
+    PEMKey = `-----BEGIN CERTIFICATE-----\n${PEMKey}-----END CERTIFICATE-----\n`;
+    return PEMKey;
+}